Changing front

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ewandor committed 2023-01-16 17:49:38 +01:00
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/**
* Generated bundle index. Do not edit.
*/
export * from './index';
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/**
* Generated bundle index. Do not edit.
*/
export * from './index';
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
// This file is not used to build this module. It is only used during editing
// by the TypeScript language service and during build for verification. `ngc`
// replaces this file with production index.ts when it rewrites private symbol
// names.
export * from './public_api';
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { XhrFactory as XhrFactory_fromAngularCommon } from '@angular/common';
/**
* A wrapper around the `XMLHttpRequest` constructor.
*
* @publicApi
* @see `XhrFactory`
* @deprecated
* `XhrFactory` has moved, please import `XhrFactory` from `@angular/common` instead.
*/
export const XhrFactory = XhrFactory_fromAngularCommon;
export { HttpBackend, HttpHandler } from './src/backend';
export { HttpClient } from './src/client';
export { HttpContext, HttpContextToken } from './src/context';
export { HttpHeaders } from './src/headers';
export { HTTP_INTERCEPTORS, HttpInterceptorHandler as ɵHttpInterceptorHandler } from './src/interceptor';
export { JsonpClientBackend, JsonpInterceptor } from './src/jsonp';
export { HttpClientJsonpModule, HttpClientModule, HttpClientXsrfModule } from './src/module';
export { HttpParams, HttpUrlEncodingCodec } from './src/params';
export { HttpFeatureKind, provideHttpClient, withJsonpSupport, withNoXsrfProtection, withXsrfConfiguration, withInterceptors, withInterceptorsFromDi, withRequestsMadeViaParent } from './src/provider';
export { HttpRequest } from './src/request';
export { HttpErrorResponse, HttpEventType, HttpHeaderResponse, HttpResponse, HttpResponseBase } from './src/response';
export { HttpXhrBackend } from './src/xhr';
export { HttpXsrfTokenExtractor } from './src/xsrf';
// This re-export exists because g3 depends on this old private name.
export { HttpInterceptorHandler as ɵHttpInterceptingHandler } from './src/interceptor';
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
/**
* Transforms an `HttpRequest` into a stream of `HttpEvent`s, one of which will likely be a
* `HttpResponse`.
*
* `HttpHandler` is injectable. When injected, the handler instance dispatches requests to the
* first interceptor in the chain, which dispatches to the second, etc, eventually reaching the
* `HttpBackend`.
*
* In an `HttpInterceptor`, the `HttpHandler` parameter is the next interceptor in the chain.
*
* @publicApi
*/
export class HttpHandler {
}
/**
* A final `HttpHandler` which will dispatch the request via browser HTTP APIs to a backend.
*
* Interceptors sit between the `HttpClient` interface and the `HttpBackend`.
*
* When injected, `HttpBackend` dispatches requests directly to the backend, without going
* through the interceptor chain.
*
* @publicApi
*/
export class HttpBackend {
}
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { Injectable } from '@angular/core';
import { of } from 'rxjs';
import { concatMap, filter, map } from 'rxjs/operators';
import { HttpHandler } from './backend';
import { HttpHeaders } from './headers';
import { HttpParams } from './params';
import { HttpRequest } from './request';
import { HttpResponse } from './response';
import * as i0 from "@angular/core";
import * as i1 from "./backend";
/**
* Constructs an instance of `HttpRequestOptions<T>` from a source `HttpMethodOptions` and
* the given `body`. This function clones the object and adds the body.
*
* Note that the `responseType` *options* value is a String that identifies the
* single data type of the response.
* A single overload version of the method handles each response type.
* The value of `responseType` cannot be a union, as the combined signature could imply.
*
*/
function addBody(options, body) {
return {
body,
headers: options.headers,
context: options.context,
observe: options.observe,
params: options.params,
reportProgress: options.reportProgress,
responseType: options.responseType,
withCredentials: options.withCredentials,
};
}
/**
* Performs HTTP requests.
* This service is available as an injectable class, with methods to perform HTTP requests.
* Each request method has multiple signatures, and the return type varies based on
* the signature that is called (mainly the values of `observe` and `responseType`).
*
* Note that the `responseType` *options* value is a String that identifies the
* single data type of the response.
* A single overload version of the method handles each response type.
* The value of `responseType` cannot be a union, as the combined signature could imply.
*
* @usageNotes
* Sample HTTP requests for the [Tour of Heroes](/tutorial/tour-of-heroes/toh-pt0) application.
*
* ### HTTP Request Example
*
* ```
* // GET heroes whose name contains search term
* searchHeroes(term: string): observable<Hero[]>{
*
* const params = new HttpParams({fromString: 'name=term'});
* return this.httpClient.request('GET', this.heroesUrl, {responseType:'json', params});
* }
* ```
*
* Alternatively, the parameter string can be used without invoking HttpParams
* by directly joining to the URL.
* ```
* this.httpClient.request('GET', this.heroesUrl + '?' + 'name=term', {responseType:'json'});
* ```
*
*
* ### JSONP Example
* ```
* requestJsonp(url, callback = 'callback') {
* return this.httpClient.jsonp(this.heroesURL, callback);
* }
* ```
*
* ### PATCH Example
* ```
* // PATCH one of the heroes' name
* patchHero (id: number, heroName: string): Observable<{}> {
* const url = `${this.heroesUrl}/${id}`; // PATCH api/heroes/42
* return this.httpClient.patch(url, {name: heroName}, httpOptions)
* .pipe(catchError(this.handleError('patchHero')));
* }
* ```
*
* @see [HTTP Guide](guide/http)
* @see [HTTP Request](api/common/http/HttpRequest)
*
* @publicApi
*/
export class HttpClient {
constructor(handler) {
this.handler = handler;
}
/**
* Constructs an observable for a generic HTTP request that, when subscribed,
* fires the request through the chain of registered interceptors and on to the
* server.
*
* You can pass an `HttpRequest` directly as the only parameter. In this case,
* the call returns an observable of the raw `HttpEvent` stream.
*
* Alternatively you can pass an HTTP method as the first parameter,
* a URL string as the second, and an options hash containing the request body as the third.
* See `addBody()`. In this case, the specified `responseType` and `observe` options determine the
* type of returned observable.
* * The `responseType` value determines how a successful response body is parsed.
* * If `responseType` is the default `json`, you can pass a type interface for the resulting
* object as a type parameter to the call.
*
* The `observe` value determines the return type, according to what you are interested in
* observing.
* * An `observe` value of events returns an observable of the raw `HttpEvent` stream, including
* progress events by default.
* * An `observe` value of response returns an observable of `HttpResponse<T>`,
* where the `T` parameter depends on the `responseType` and any optionally provided type
* parameter.
* * An `observe` value of body returns an observable of `<T>` with the same `T` body type.
*
*/
request(first, url, options = {}) {
let req;
// First, check whether the primary argument is an instance of `HttpRequest`.
if (first instanceof HttpRequest) {
// It is. The other arguments must be undefined (per the signatures) and can be
// ignored.
req = first;
}
else {
// It's a string, so it represents a URL. Construct a request based on it,
// and incorporate the remaining arguments (assuming `GET` unless a method is
// provided.
// Figure out the headers.
let headers = undefined;
if (options.headers instanceof HttpHeaders) {
headers = options.headers;
}
else {
headers = new HttpHeaders(options.headers);
}
// Sort out parameters.
let params = undefined;
if (!!options.params) {
if (options.params instanceof HttpParams) {
params = options.params;
}
else {
params = new HttpParams({ fromObject: options.params });
}
}
// Construct the request.
req = new HttpRequest(first, url, (options.body !== undefined ? options.body : null), {
headers,
context: options.context,
params,
reportProgress: options.reportProgress,
// By default, JSON is assumed to be returned for all calls.
responseType: options.responseType || 'json',
withCredentials: options.withCredentials,
});
}
// Start with an Observable.of() the initial request, and run the handler (which
// includes all interceptors) inside a concatMap(). This way, the handler runs
// inside an Observable chain, which causes interceptors to be re-run on every
// subscription (this also makes retries re-run the handler, including interceptors).
const events$ = of(req).pipe(concatMap((req) => this.handler.handle(req)));
// If coming via the API signature which accepts a previously constructed HttpRequest,
// the only option is to get the event stream. Otherwise, return the event stream if
// that is what was requested.
if (first instanceof HttpRequest || options.observe === 'events') {
return events$;
}
// The requested stream contains either the full response or the body. In either
// case, the first step is to filter the event stream to extract a stream of
// responses(s).
const res$ = events$.pipe(filter((event) => event instanceof HttpResponse));
// Decide which stream to return.
switch (options.observe || 'body') {
case 'body':
// The requested stream is the body. Map the response stream to the response
// body. This could be done more simply, but a misbehaving interceptor might
// transform the response body into a different format and ignore the requested
// responseType. Guard against this by validating that the response is of the
// requested type.
switch (req.responseType) {
case 'arraybuffer':
return res$.pipe(map((res) => {
// Validate that the body is an ArrayBuffer.
if (res.body !== null && !(res.body instanceof ArrayBuffer)) {
throw new Error('Response is not an ArrayBuffer.');
}
return res.body;
}));
case 'blob':
return res$.pipe(map((res) => {
// Validate that the body is a Blob.
if (res.body !== null && !(res.body instanceof Blob)) {
throw new Error('Response is not a Blob.');
}
return res.body;
}));
case 'text':
return res$.pipe(map((res) => {
// Validate that the body is a string.
if (res.body !== null && typeof res.body !== 'string') {
throw new Error('Response is not a string.');
}
return res.body;
}));
case 'json':
default:
// No validation needed for JSON responses, as they can be of any type.
return res$.pipe(map((res) => res.body));
}
case 'response':
// The response stream was requested directly, so return it.
return res$;
default:
// Guard against new future observe types being added.
throw new Error(`Unreachable: unhandled observe type ${options.observe}}`);
}
}
/**
* Constructs an observable that, when subscribed, causes the configured
* `DELETE` request to execute on the server. See the individual overloads for
* details on the return type.
*
* @param url The endpoint URL.
* @param options The HTTP options to send with the request.
*
*/
delete(url, options = {}) {
return this.request('DELETE', url, options);
}
/**
* Constructs an observable that, when subscribed, causes the configured
* `GET` request to execute on the server. See the individual overloads for
* details on the return type.
*/
get(url, options = {}) {
return this.request('GET', url, options);
}
/**
* Constructs an observable that, when subscribed, causes the configured
* `HEAD` request to execute on the server. The `HEAD` method returns
* meta information about the resource without transferring the
* resource itself. See the individual overloads for
* details on the return type.
*/
head(url, options = {}) {
return this.request('HEAD', url, options);
}
/**
* Constructs an `Observable` that, when subscribed, causes a request with the special method
* `JSONP` to be dispatched via the interceptor pipeline.
* The [JSONP pattern](https://en.wikipedia.org/wiki/JSONP) works around limitations of certain
* API endpoints that don't support newer,
* and preferable [CORS](https://developer.mozilla.org/en-US/docs/Web/HTTP/CORS) protocol.
* JSONP treats the endpoint API as a JavaScript file and tricks the browser to process the
* requests even if the API endpoint is not located on the same domain (origin) as the client-side
* application making the request.
* The endpoint API must support JSONP callback for JSONP requests to work.
* The resource API returns the JSON response wrapped in a callback function.
* You can pass the callback function name as one of the query parameters.
* Note that JSONP requests can only be used with `GET` requests.
*
* @param url The resource URL.
* @param callbackParam The callback function name.
*
*/
jsonp(url, callbackParam) {
return this.request('JSONP', url, {
params: new HttpParams().append(callbackParam, 'JSONP_CALLBACK'),
observe: 'body',
responseType: 'json',
});
}
/**
* Constructs an `Observable` that, when subscribed, causes the configured
* `OPTIONS` request to execute on the server. This method allows the client
* to determine the supported HTTP methods and other capabilities of an endpoint,
* without implying a resource action. See the individual overloads for
* details on the return type.
*/
options(url, options = {}) {
return this.request('OPTIONS', url, options);
}
/**
* Constructs an observable that, when subscribed, causes the configured
* `PATCH` request to execute on the server. See the individual overloads for
* details on the return type.
*/
patch(url, body, options = {}) {
return this.request('PATCH', url, addBody(options, body));
}
/**
* Constructs an observable that, when subscribed, causes the configured
* `POST` request to execute on the server. The server responds with the location of
* the replaced resource. See the individual overloads for
* details on the return type.
*/
post(url, body, options = {}) {
return this.request('POST', url, addBody(options, body));
}
/**
* Constructs an observable that, when subscribed, causes the configured
* `PUT` request to execute on the server. The `PUT` method replaces an existing resource
* with a new set of values.
* See the individual overloads for details on the return type.
*/
put(url, body, options = {}) {
return this.request('PUT', url, addBody(options, body));
}
}
HttpClient.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: HttpClient, deps: [{ token: i1.HttpHandler }], target: i0.ɵɵFactoryTarget.Injectable });
HttpClient.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: HttpClient });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: HttpClient, decorators: [{
type: Injectable
}], ctorParameters: function () { return [{ type: i1.HttpHandler }]; } });
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
/**
* A token used to manipulate and access values stored in `HttpContext`.
*
* @publicApi
*/
export class HttpContextToken {
constructor(defaultValue) {
this.defaultValue = defaultValue;
}
}
/**
* Http context stores arbitrary user defined values and ensures type safety without
* actually knowing the types. It is backed by a `Map` and guarantees that keys do not clash.
*
* This context is mutable and is shared between cloned requests unless explicitly specified.
*
* @usageNotes
*
* ### Usage Example
*
* ```typescript
* // inside cache.interceptors.ts
* export const IS_CACHE_ENABLED = new HttpContextToken<boolean>(() => false);
*
* export class CacheInterceptor implements HttpInterceptor {
*
* intercept(req: HttpRequest<any>, delegate: HttpHandler): Observable<HttpEvent<any>> {
* if (req.context.get(IS_CACHE_ENABLED) === true) {
* return ...;
* }
* return delegate.handle(req);
* }
* }
*
* // inside a service
*
* this.httpClient.get('/api/weather', {
* context: new HttpContext().set(IS_CACHE_ENABLED, true)
* }).subscribe(...);
* ```
*
* @publicApi
*/
export class HttpContext {
constructor() {
this.map = new Map();
}
/**
* Store a value in the context. If a value is already present it will be overwritten.
*
* @param token The reference to an instance of `HttpContextToken`.
* @param value The value to store.
*
* @returns A reference to itself for easy chaining.
*/
set(token, value) {
this.map.set(token, value);
return this;
}
/**
* Retrieve the value associated with the given token.
*
* @param token The reference to an instance of `HttpContextToken`.
*
* @returns The stored value or default if one is defined.
*/
get(token) {
if (!this.map.has(token)) {
this.map.set(token, token.defaultValue());
}
return this.map.get(token);
}
/**
* Delete the value associated with the given token.
*
* @param token The reference to an instance of `HttpContextToken`.
*
* @returns A reference to itself for easy chaining.
*/
delete(token) {
this.map.delete(token);
return this;
}
/**
* Checks for existence of a given token.
*
* @param token The reference to an instance of `HttpContextToken`.
*
* @returns True if the token exists, false otherwise.
*/
has(token) {
return this.map.has(token);
}
/**
* @returns a list of tokens currently stored in the context.
*/
keys() {
return this.map.keys();
}
}
//# 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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
/**
* Represents the header configuration options for an HTTP request.
* Instances are immutable. Modifying methods return a cloned
* instance with the change. The original object is never changed.
*
* @publicApi
*/
export class HttpHeaders {
/** Constructs a new HTTP header object with the given values.*/
constructor(headers) {
/**
* Internal map of lowercased header names to the normalized
* form of the name (the form seen first).
*/
this.normalizedNames = new Map();
/**
* Queued updates to be materialized the next initialization.
*/
this.lazyUpdate = null;
if (!headers) {
this.headers = new Map();
}
else if (typeof headers === 'string') {
this.lazyInit = () => {
this.headers = new Map();
headers.split('\n').forEach(line => {
const index = line.indexOf(':');
if (index > 0) {
const name = line.slice(0, index);
const key = name.toLowerCase();
const value = line.slice(index + 1).trim();
this.maybeSetNormalizedName(name, key);
if (this.headers.has(key)) {
this.headers.get(key).push(value);
}
else {
this.headers.set(key, [value]);
}
}
});
};
}
else {
this.lazyInit = () => {
if (typeof ngDevMode === 'undefined' || ngDevMode) {
assertValidHeaders(headers);
}
this.headers = new Map();
Object.keys(headers).forEach(name => {
let values = headers[name];
const key = name.toLowerCase();
if (typeof values === 'string') {
values = [values];
}
if (values.length > 0) {
this.headers.set(key, values);
this.maybeSetNormalizedName(name, key);
}
});
};
}
}
/**
* Checks for existence of a given header.
*
* @param name The header name to check for existence.
*
* @returns True if the header exists, false otherwise.
*/
has(name) {
this.init();
return this.headers.has(name.toLowerCase());
}
/**
* Retrieves the first value of a given header.
*
* @param name The header name.
*
* @returns The value string if the header exists, null otherwise
*/
get(name) {
this.init();
const values = this.headers.get(name.toLowerCase());
return values && values.length > 0 ? values[0] : null;
}
/**
* Retrieves the names of the headers.
*
* @returns A list of header names.
*/
keys() {
this.init();
return Array.from(this.normalizedNames.values());
}
/**
* Retrieves a list of values for a given header.
*
* @param name The header name from which to retrieve values.
*
* @returns A string of values if the header exists, null otherwise.
*/
getAll(name) {
this.init();
return this.headers.get(name.toLowerCase()) || null;
}
/**
* Appends a new value to the existing set of values for a header
* and returns them in a clone of the original instance.
*
* @param name The header name for which to append the values.
* @param value The value to append.
*
* @returns A clone of the HTTP headers object with the value appended to the given header.
*/
append(name, value) {
return this.clone({ name, value, op: 'a' });
}
/**
* Sets or modifies a value for a given header in a clone of the original instance.
* If the header already exists, its value is replaced with the given value
* in the returned object.
*
* @param name The header name.
* @param value The value or values to set or override for the given header.
*
* @returns A clone of the HTTP headers object with the newly set header value.
*/
set(name, value) {
return this.clone({ name, value, op: 's' });
}
/**
* Deletes values for a given header in a clone of the original instance.
*
* @param name The header name.
* @param value The value or values to delete for the given header.
*
* @returns A clone of the HTTP headers object with the given value deleted.
*/
delete(name, value) {
return this.clone({ name, value, op: 'd' });
}
maybeSetNormalizedName(name, lcName) {
if (!this.normalizedNames.has(lcName)) {
this.normalizedNames.set(lcName, name);
}
}
init() {
if (!!this.lazyInit) {
if (this.lazyInit instanceof HttpHeaders) {
this.copyFrom(this.lazyInit);
}
else {
this.lazyInit();
}
this.lazyInit = null;
if (!!this.lazyUpdate) {
this.lazyUpdate.forEach(update => this.applyUpdate(update));
this.lazyUpdate = null;
}
}
}
copyFrom(other) {
other.init();
Array.from(other.headers.keys()).forEach(key => {
this.headers.set(key, other.headers.get(key));
this.normalizedNames.set(key, other.normalizedNames.get(key));
});
}
clone(update) {
const clone = new HttpHeaders();
clone.lazyInit =
(!!this.lazyInit && this.lazyInit instanceof HttpHeaders) ? this.lazyInit : this;
clone.lazyUpdate = (this.lazyUpdate || []).concat([update]);
return clone;
}
applyUpdate(update) {
const key = update.name.toLowerCase();
switch (update.op) {
case 'a':
case 's':
let value = update.value;
if (typeof value === 'string') {
value = [value];
}
if (value.length === 0) {
return;
}
this.maybeSetNormalizedName(update.name, key);
const base = (update.op === 'a' ? this.headers.get(key) : undefined) || [];
base.push(...value);
this.headers.set(key, base);
break;
case 'd':
const toDelete = update.value;
if (!toDelete) {
this.headers.delete(key);
this.normalizedNames.delete(key);
}
else {
let existing = this.headers.get(key);
if (!existing) {
return;
}
existing = existing.filter(value => toDelete.indexOf(value) === -1);
if (existing.length === 0) {
this.headers.delete(key);
this.normalizedNames.delete(key);
}
else {
this.headers.set(key, existing);
}
}
break;
}
}
/**
* @internal
*/
forEach(fn) {
this.init();
Array.from(this.normalizedNames.keys())
.forEach(key => fn(this.normalizedNames.get(key), this.headers.get(key)));
}
}
/**
* Verifies that the headers object has the right shape: the values
* must be either strings or arrays. Throws an error if an invalid
* header value is present.
*/
function assertValidHeaders(headers) {
for (const [key, value] of Object.entries(headers)) {
if (typeof value !== 'string' && !Array.isArray(value)) {
throw new Error(`Unexpected value of the \`${key}\` header provided. ` +
`Expecting either a string or an array, but got: \`${value}\`.`);
}
}
}
//# 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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { EnvironmentInjector, inject, Injectable, InjectionToken } from '@angular/core';
import { HttpBackend, HttpHandler } from './backend';
import * as i0 from "@angular/core";
import * as i1 from "./backend";
function interceptorChainEndFn(req, finalHandlerFn) {
return finalHandlerFn(req);
}
/**
* Constructs a `ChainedInterceptorFn` which adapts a legacy `HttpInterceptor` to the
* `ChainedInterceptorFn` interface.
*/
function adaptLegacyInterceptorToChain(chainTailFn, interceptor) {
return (initialRequest, finalHandlerFn) => interceptor.intercept(initialRequest, {
handle: (downstreamRequest) => chainTailFn(downstreamRequest, finalHandlerFn),
});
}
/**
* Constructs a `ChainedInterceptorFn` which wraps and invokes a functional interceptor in the given
* injector.
*/
function chainedInterceptorFn(chainTailFn, interceptorFn, injector) {
// clang-format off
return (initialRequest, finalHandlerFn) => injector.runInContext(() => interceptorFn(initialRequest, downstreamRequest => chainTailFn(downstreamRequest, finalHandlerFn)));
// clang-format on
}
/**
* A multi-provider token that represents the array of registered
* `HttpInterceptor` objects.
*
* @publicApi
*/
export const HTTP_INTERCEPTORS = new InjectionToken('HTTP_INTERCEPTORS');
/**
* A multi-provided token of `HttpInterceptorFn`s.
*/
export const HTTP_INTERCEPTOR_FNS = new InjectionToken('HTTP_INTERCEPTOR_FNS');
/**
* Creates an `HttpInterceptorFn` which lazily initializes an interceptor chain from the legacy
* class-based interceptors and runs the request through it.
*/
export function legacyInterceptorFnFactory() {
let chain = null;
return (req, handler) => {
if (chain === null) {
const interceptors = inject(HTTP_INTERCEPTORS, { optional: true }) ?? [];
// Note: interceptors are wrapped right-to-left so that final execution order is
// left-to-right. That is, if `interceptors` is the array `[a, b, c]`, we want to
// produce a chain that is conceptually `c(b(a(end)))`, which we build from the inside
// out.
chain = interceptors.reduceRight(adaptLegacyInterceptorToChain, interceptorChainEndFn);
}
return chain(req, handler);
};
}
export class HttpInterceptorHandler extends HttpHandler {
constructor(backend, injector) {
super();
this.backend = backend;
this.injector = injector;
this.chain = null;
}
handle(initialRequest) {
if (this.chain === null) {
const dedupedInterceptorFns = Array.from(new Set(this.injector.get(HTTP_INTERCEPTOR_FNS)));
// Note: interceptors are wrapped right-to-left so that final execution order is
// left-to-right. That is, if `dedupedInterceptorFns` is the array `[a, b, c]`, we want to
// produce a chain that is conceptually `c(b(a(end)))`, which we build from the inside
// out.
this.chain = dedupedInterceptorFns.reduceRight((nextSequencedFn, interceptorFn) => chainedInterceptorFn(nextSequencedFn, interceptorFn, this.injector), interceptorChainEndFn);
}
return this.chain(initialRequest, downstreamRequest => this.backend.handle(downstreamRequest));
}
}
HttpInterceptorHandler.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: HttpInterceptorHandler, deps: [{ token: i1.HttpBackend }, { token: i0.EnvironmentInjector }], target: i0.ɵɵFactoryTarget.Injectable });
HttpInterceptorHandler.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: HttpInterceptorHandler });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: HttpInterceptorHandler, decorators: [{
type: Injectable
}], ctorParameters: function () { return [{ type: i1.HttpBackend }, { type: i0.EnvironmentInjector }]; } });
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { DOCUMENT } from '@angular/common';
import { EnvironmentInjector, Inject, inject, Injectable } from '@angular/core';
import { Observable } from 'rxjs';
import { HttpErrorResponse, HttpEventType, HttpResponse } from './response';
import * as i0 from "@angular/core";
// Every request made through JSONP needs a callback name that's unique across the
// whole page. Each request is assigned an id and the callback name is constructed
// from that. The next id to be assigned is tracked in a global variable here that
// is shared among all applications on the page.
let nextRequestId = 0;
/**
* When a pending <script> is unsubscribed we'll move it to this document, so it won't be
* executed.
*/
let foreignDocument;
// Error text given when a JSONP script is injected, but doesn't invoke the callback
// passed in its URL.
export const JSONP_ERR_NO_CALLBACK = 'JSONP injected script did not invoke callback.';
// Error text given when a request is passed to the JsonpClientBackend that doesn't
// have a request method JSONP.
export const JSONP_ERR_WRONG_METHOD = 'JSONP requests must use JSONP request method.';
export const JSONP_ERR_WRONG_RESPONSE_TYPE = 'JSONP requests must use Json response type.';
// Error text given when a request is passed to the JsonpClientBackend that has
// headers set
export const JSONP_ERR_HEADERS_NOT_SUPPORTED = 'JSONP requests do not support headers.';
/**
* DI token/abstract type representing a map of JSONP callbacks.
*
* In the browser, this should always be the `window` object.
*
*
*/
export class JsonpCallbackContext {
}
/**
* Factory function that determines where to store JSONP callbacks.
*
* Ordinarily JSONP callbacks are stored on the `window` object, but this may not exist
* in test environments. In that case, callbacks are stored on an anonymous object instead.
*
*
*/
export function jsonpCallbackContext() {
if (typeof window === 'object') {
return window;
}
return {};
}
/**
* Processes an `HttpRequest` with the JSONP method,
* by performing JSONP style requests.
* @see `HttpHandler`
* @see `HttpXhrBackend`
*
* @publicApi
*/
export class JsonpClientBackend {
constructor(callbackMap, document) {
this.callbackMap = callbackMap;
this.document = document;
/**
* A resolved promise that can be used to schedule microtasks in the event handlers.
*/
this.resolvedPromise = Promise.resolve();
}
/**
* Get the name of the next callback method, by incrementing the global `nextRequestId`.
*/
nextCallback() {
return `ng_jsonp_callback_${nextRequestId++}`;
}
/**
* Processes a JSONP request and returns an event stream of the results.
* @param req The request object.
* @returns An observable of the response events.
*
*/
handle(req) {
// Firstly, check both the method and response type. If either doesn't match
// then the request was improperly routed here and cannot be handled.
if (req.method !== 'JSONP') {
throw new Error(JSONP_ERR_WRONG_METHOD);
}
else if (req.responseType !== 'json') {
throw new Error(JSONP_ERR_WRONG_RESPONSE_TYPE);
}
// Check the request headers. JSONP doesn't support headers and
// cannot set any that were supplied.
if (req.headers.keys().length > 0) {
throw new Error(JSONP_ERR_HEADERS_NOT_SUPPORTED);
}
// Everything else happens inside the Observable boundary.
return new Observable((observer) => {
// The first step to make a request is to generate the callback name, and replace the
// callback placeholder in the URL with the name. Care has to be taken here to ensure
// a trailing &, if matched, gets inserted back into the URL in the correct place.
const callback = this.nextCallback();
const url = req.urlWithParams.replace(/=JSONP_CALLBACK(&|$)/, `=${callback}$1`);
// Construct the <script> tag and point it at the URL.
const node = this.document.createElement('script');
node.src = url;
// A JSONP request requires waiting for multiple callbacks. These variables
// are closed over and track state across those callbacks.
// The response object, if one has been received, or null otherwise.
let body = null;
// Whether the response callback has been called.
let finished = false;
// Set the response callback in this.callbackMap (which will be the window
// object in the browser. The script being loaded via the <script> tag will
// eventually call this callback.
this.callbackMap[callback] = (data) => {
// Data has been received from the JSONP script. Firstly, delete this callback.
delete this.callbackMap[callback];
// Set state to indicate data was received.
body = data;
finished = true;
};
// cleanup() is a utility closure that removes the <script> from the page and
// the response callback from the window. This logic is used in both the
// success, error, and cancellation paths, so it's extracted out for convenience.
const cleanup = () => {
// Remove the <script> tag if it's still on the page.
if (node.parentNode) {
node.parentNode.removeChild(node);
}
// Remove the response callback from the callbackMap (window object in the
// browser).
delete this.callbackMap[callback];
};
// onLoad() is the success callback which runs after the response callback
// if the JSONP script loads successfully. The event itself is unimportant.
// If something went wrong, onLoad() may run without the response callback
// having been invoked.
const onLoad = (event) => {
// We wrap it in an extra Promise, to ensure the microtask
// is scheduled after the loaded endpoint has executed any potential microtask itself,
// which is not guaranteed in Internet Explorer and EdgeHTML. See issue #39496
this.resolvedPromise.then(() => {
// Cleanup the page.
cleanup();
// Check whether the response callback has run.
if (!finished) {
// It hasn't, something went wrong with the request. Return an error via
// the Observable error path. All JSONP errors have status 0.
observer.error(new HttpErrorResponse({
url,
status: 0,
statusText: 'JSONP Error',
error: new Error(JSONP_ERR_NO_CALLBACK),
}));
return;
}
// Success. body either contains the response body or null if none was
// returned.
observer.next(new HttpResponse({
body,
status: 200 /* HttpStatusCode.Ok */,
statusText: 'OK',
url,
}));
// Complete the stream, the response is over.
observer.complete();
});
};
// onError() is the error callback, which runs if the script returned generates
// a Javascript error. It emits the error via the Observable error channel as
// a HttpErrorResponse.
const onError = (error) => {
cleanup();
// Wrap the error in a HttpErrorResponse.
observer.error(new HttpErrorResponse({
error,
status: 0,
statusText: 'JSONP Error',
url,
}));
};
// Subscribe to both the success (load) and error events on the <script> tag,
// and add it to the page.
node.addEventListener('load', onLoad);
node.addEventListener('error', onError);
this.document.body.appendChild(node);
// The request has now been successfully sent.
observer.next({ type: HttpEventType.Sent });
// Cancellation handler.
return () => {
if (!finished) {
this.removeListeners(node);
}
// And finally, clean up the page.
cleanup();
};
});
}
removeListeners(script) {
// Issue #34818
// Changing <script>'s ownerDocument will prevent it from execution.
// https://html.spec.whatwg.org/multipage/scripting.html#execute-the-script-block
if (!foreignDocument) {
foreignDocument = this.document.implementation.createHTMLDocument();
}
foreignDocument.adoptNode(script);
}
}
JsonpClientBackend.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: JsonpClientBackend, deps: [{ token: JsonpCallbackContext }, { token: DOCUMENT }], target: i0.ɵɵFactoryTarget.Injectable });
JsonpClientBackend.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: JsonpClientBackend });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: JsonpClientBackend, decorators: [{
type: Injectable
}], ctorParameters: function () { return [{ type: JsonpCallbackContext }, { type: undefined, decorators: [{
type: Inject,
args: [DOCUMENT]
}] }]; } });
/**
* Identifies requests with the method JSONP and shifts them to the `JsonpClientBackend`.
*/
export function jsonpInterceptorFn(req, next) {
if (req.method === 'JSONP') {
return inject(JsonpClientBackend).handle(req);
}
// Fall through for normal HTTP requests.
return next(req);
}
/**
* Identifies requests with the method JSONP and
* shifts them to the `JsonpClientBackend`.
*
* @see `HttpInterceptor`
*
* @publicApi
*/
export class JsonpInterceptor {
constructor(injector) {
this.injector = injector;
}
/**
* Identifies and handles a given JSONP request.
* @param initialRequest The outgoing request object to handle.
* @param next The next interceptor in the chain, or the backend
* if no interceptors remain in the chain.
* @returns An observable of the event stream.
*/
intercept(initialRequest, next) {
return this.injector.runInContext(() => jsonpInterceptorFn(initialRequest, downstreamRequest => next.handle(downstreamRequest)));
}
}
JsonpInterceptor.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: JsonpInterceptor, deps: [{ token: i0.EnvironmentInjector }], target: i0.ɵɵFactoryTarget.Injectable });
JsonpInterceptor.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: JsonpInterceptor });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: JsonpInterceptor, decorators: [{
type: Injectable
}], ctorParameters: function () { return [{ type: i0.EnvironmentInjector }]; } });
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { NgModule } from '@angular/core';
import { HTTP_INTERCEPTORS } from './interceptor';
import { provideHttpClient, withInterceptorsFromDi, withJsonpSupport, withNoXsrfProtection, withXsrfConfiguration } from './provider';
import { HttpXsrfCookieExtractor, HttpXsrfInterceptor, HttpXsrfTokenExtractor, XSRF_DEFAULT_COOKIE_NAME, XSRF_DEFAULT_HEADER_NAME, XSRF_ENABLED } from './xsrf';
import * as i0 from "@angular/core";
/**
* Configures XSRF protection support for outgoing requests.
*
* For a server that supports a cookie-based XSRF protection system,
* use directly to configure XSRF protection with the correct
* cookie and header names.
*
* If no names are supplied, the default cookie name is `XSRF-TOKEN`
* and the default header name is `X-XSRF-TOKEN`.
*
* @publicApi
*/
export class HttpClientXsrfModule {
/**
* Disable the default XSRF protection.
*/
static disable() {
return {
ngModule: HttpClientXsrfModule,
providers: [
withNoXsrfProtection().ɵproviders,
],
};
}
/**
* Configure XSRF protection.
* @param options An object that can specify either or both
* cookie name or header name.
* - Cookie name default is `XSRF-TOKEN`.
* - Header name default is `X-XSRF-TOKEN`.
*
*/
static withOptions(options = {}) {
return {
ngModule: HttpClientXsrfModule,
providers: withXsrfConfiguration(options).ɵproviders,
};
}
}
HttpClientXsrfModule.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: HttpClientXsrfModule, deps: [], target: i0.ɵɵFactoryTarget.NgModule });
HttpClientXsrfModule.ɵmod = i0.ɵɵngDeclareNgModule({ minVersion: "14.0.0", version: "15.0.4", ngImport: i0, type: HttpClientXsrfModule });
HttpClientXsrfModule.ɵinj = i0.ɵɵngDeclareInjector({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: HttpClientXsrfModule, providers: [
HttpXsrfInterceptor,
{ provide: HTTP_INTERCEPTORS, useExisting: HttpXsrfInterceptor, multi: true },
{ provide: HttpXsrfTokenExtractor, useClass: HttpXsrfCookieExtractor },
withXsrfConfiguration({
cookieName: XSRF_DEFAULT_COOKIE_NAME,
headerName: XSRF_DEFAULT_HEADER_NAME,
}).ɵproviders,
{ provide: XSRF_ENABLED, useValue: true },
] });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: HttpClientXsrfModule, decorators: [{
type: NgModule,
args: [{
providers: [
HttpXsrfInterceptor,
{ provide: HTTP_INTERCEPTORS, useExisting: HttpXsrfInterceptor, multi: true },
{ provide: HttpXsrfTokenExtractor, useClass: HttpXsrfCookieExtractor },
withXsrfConfiguration({
cookieName: XSRF_DEFAULT_COOKIE_NAME,
headerName: XSRF_DEFAULT_HEADER_NAME,
}).ɵproviders,
{ provide: XSRF_ENABLED, useValue: true },
],
}]
}] });
/**
* Configures the [dependency injector](guide/glossary#injector) for `HttpClient`
* with supporting services for XSRF. Automatically imported by `HttpClientModule`.
*
* You can add interceptors to the chain behind `HttpClient` by binding them to the
* multiprovider for built-in [DI token](guide/glossary#di-token) `HTTP_INTERCEPTORS`.
*
* @publicApi
*/
export class HttpClientModule {
}
HttpClientModule.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: HttpClientModule, deps: [], target: i0.ɵɵFactoryTarget.NgModule });
HttpClientModule.ɵmod = i0.ɵɵngDeclareNgModule({ minVersion: "14.0.0", version: "15.0.4", ngImport: i0, type: HttpClientModule });
HttpClientModule.ɵinj = i0.ɵɵngDeclareInjector({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: HttpClientModule, providers: [
provideHttpClient(withInterceptorsFromDi(), withXsrfConfiguration({
cookieName: XSRF_DEFAULT_COOKIE_NAME,
headerName: XSRF_DEFAULT_HEADER_NAME,
})),
] });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: HttpClientModule, decorators: [{
type: NgModule,
args: [{
/**
* Configures the [dependency injector](guide/glossary#injector) where it is imported
* with supporting services for HTTP communications.
*/
providers: [
provideHttpClient(withInterceptorsFromDi(), withXsrfConfiguration({
cookieName: XSRF_DEFAULT_COOKIE_NAME,
headerName: XSRF_DEFAULT_HEADER_NAME,
})),
],
}]
}] });
/**
* Configures the [dependency injector](guide/glossary#injector) for `HttpClient`
* with supporting services for JSONP.
* Without this module, Jsonp requests reach the backend
* with method JSONP, where they are rejected.
*
* @publicApi
*/
export class HttpClientJsonpModule {
}
HttpClientJsonpModule.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: HttpClientJsonpModule, deps: [], target: i0.ɵɵFactoryTarget.NgModule });
HttpClientJsonpModule.ɵmod = i0.ɵɵngDeclareNgModule({ minVersion: "14.0.0", version: "15.0.4", ngImport: i0, type: HttpClientJsonpModule });
HttpClientJsonpModule.ɵinj = i0.ɵɵngDeclareInjector({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: HttpClientJsonpModule, providers: [
withJsonpSupport().ɵproviders,
] });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: HttpClientJsonpModule, decorators: [{
type: NgModule,
args: [{
providers: [
withJsonpSupport().ɵproviders,
],
}]
}] });
//# 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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
/**
* Provides encoding and decoding of URL parameter and query-string values.
*
* Serializes and parses URL parameter keys and values to encode and decode them.
* If you pass URL query parameters without encoding,
* the query parameters can be misinterpreted at the receiving end.
*
*
* @publicApi
*/
export class HttpUrlEncodingCodec {
/**
* Encodes a key name for a URL parameter or query-string.
* @param key The key name.
* @returns The encoded key name.
*/
encodeKey(key) {
return standardEncoding(key);
}
/**
* Encodes the value of a URL parameter or query-string.
* @param value The value.
* @returns The encoded value.
*/
encodeValue(value) {
return standardEncoding(value);
}
/**
* Decodes an encoded URL parameter or query-string key.
* @param key The encoded key name.
* @returns The decoded key name.
*/
decodeKey(key) {
return decodeURIComponent(key);
}
/**
* Decodes an encoded URL parameter or query-string value.
* @param value The encoded value.
* @returns The decoded value.
*/
decodeValue(value) {
return decodeURIComponent(value);
}
}
function paramParser(rawParams, codec) {
const map = new Map();
if (rawParams.length > 0) {
// The `window.location.search` can be used while creating an instance of the `HttpParams` class
// (e.g. `new HttpParams({ fromString: window.location.search })`). The `window.location.search`
// may start with the `?` char, so we strip it if it's present.
const params = rawParams.replace(/^\?/, '').split('&');
params.forEach((param) => {
const eqIdx = param.indexOf('=');
const [key, val] = eqIdx == -1 ?
[codec.decodeKey(param), ''] :
[codec.decodeKey(param.slice(0, eqIdx)), codec.decodeValue(param.slice(eqIdx + 1))];
const list = map.get(key) || [];
list.push(val);
map.set(key, list);
});
}
return map;
}
/**
* Encode input string with standard encodeURIComponent and then un-encode specific characters.
*/
const STANDARD_ENCODING_REGEX = /%(\d[a-f0-9])/gi;
const STANDARD_ENCODING_REPLACEMENTS = {
'40': '@',
'3A': ':',
'24': '$',
'2C': ',',
'3B': ';',
'3D': '=',
'3F': '?',
'2F': '/',
};
function standardEncoding(v) {
return encodeURIComponent(v).replace(STANDARD_ENCODING_REGEX, (s, t) => STANDARD_ENCODING_REPLACEMENTS[t] ?? s);
}
function valueToString(value) {
return `${value}`;
}
/**
* An HTTP request/response body that represents serialized parameters,
* per the MIME type `application/x-www-form-urlencoded`.
*
* This class is immutable; all mutation operations return a new instance.
*
* @publicApi
*/
export class HttpParams {
constructor(options = {}) {
this.updates = null;
this.cloneFrom = null;
this.encoder = options.encoder || new HttpUrlEncodingCodec();
if (!!options.fromString) {
if (!!options.fromObject) {
throw new Error(`Cannot specify both fromString and fromObject.`);
}
this.map = paramParser(options.fromString, this.encoder);
}
else if (!!options.fromObject) {
this.map = new Map();
Object.keys(options.fromObject).forEach(key => {
const value = options.fromObject[key];
// convert the values to strings
const values = Array.isArray(value) ? value.map(valueToString) : [valueToString(value)];
this.map.set(key, values);
});
}
else {
this.map = null;
}
}
/**
* Reports whether the body includes one or more values for a given parameter.
* @param param The parameter name.
* @returns True if the parameter has one or more values,
* false if it has no value or is not present.
*/
has(param) {
this.init();
return this.map.has(param);
}
/**
* Retrieves the first value for a parameter.
* @param param The parameter name.
* @returns The first value of the given parameter,
* or `null` if the parameter is not present.
*/
get(param) {
this.init();
const res = this.map.get(param);
return !!res ? res[0] : null;
}
/**
* Retrieves all values for a parameter.
* @param param The parameter name.
* @returns All values in a string array,
* or `null` if the parameter not present.
*/
getAll(param) {
this.init();
return this.map.get(param) || null;
}
/**
* Retrieves all the parameters for this body.
* @returns The parameter names in a string array.
*/
keys() {
this.init();
return Array.from(this.map.keys());
}
/**
* Appends a new value to existing values for a parameter.
* @param param The parameter name.
* @param value The new value to add.
* @return A new body with the appended value.
*/
append(param, value) {
return this.clone({ param, value, op: 'a' });
}
/**
* Constructs a new body with appended values for the given parameter name.
* @param params parameters and values
* @return A new body with the new value.
*/
appendAll(params) {
const updates = [];
Object.keys(params).forEach(param => {
const value = params[param];
if (Array.isArray(value)) {
value.forEach(_value => {
updates.push({ param, value: _value, op: 'a' });
});
}
else {
updates.push({ param, value: value, op: 'a' });
}
});
return this.clone(updates);
}
/**
* Replaces the value for a parameter.
* @param param The parameter name.
* @param value The new value.
* @return A new body with the new value.
*/
set(param, value) {
return this.clone({ param, value, op: 's' });
}
/**
* Removes a given value or all values from a parameter.
* @param param The parameter name.
* @param value The value to remove, if provided.
* @return A new body with the given value removed, or with all values
* removed if no value is specified.
*/
delete(param, value) {
return this.clone({ param, value, op: 'd' });
}
/**
* Serializes the body to an encoded string, where key-value pairs (separated by `=`) are
* separated by `&`s.
*/
toString() {
this.init();
return this.keys()
.map(key => {
const eKey = this.encoder.encodeKey(key);
// `a: ['1']` produces `'a=1'`
// `b: []` produces `''`
// `c: ['1', '2']` produces `'c=1&c=2'`
return this.map.get(key).map(value => eKey + '=' + this.encoder.encodeValue(value))
.join('&');
})
// filter out empty values because `b: []` produces `''`
// which results in `a=1&&c=1&c=2` instead of `a=1&c=1&c=2` if we don't
.filter(param => param !== '')
.join('&');
}
clone(update) {
const clone = new HttpParams({ encoder: this.encoder });
clone.cloneFrom = this.cloneFrom || this;
clone.updates = (this.updates || []).concat(update);
return clone;
}
init() {
if (this.map === null) {
this.map = new Map();
}
if (this.cloneFrom !== null) {
this.cloneFrom.init();
this.cloneFrom.keys().forEach(key => this.map.set(key, this.cloneFrom.map.get(key)));
this.updates.forEach(update => {
switch (update.op) {
case 'a':
case 's':
const base = (update.op === 'a' ? this.map.get(update.param) : undefined) || [];
base.push(valueToString(update.value));
this.map.set(update.param, base);
break;
case 'd':
if (update.value !== undefined) {
let base = this.map.get(update.param) || [];
const idx = base.indexOf(valueToString(update.value));
if (idx !== -1) {
base.splice(idx, 1);
}
if (base.length > 0) {
this.map.set(update.param, base);
}
else {
this.map.delete(update.param);
}
}
else {
this.map.delete(update.param);
break;
}
}
});
this.cloneFrom = this.updates = null;
}
}
}
//# 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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { inject, InjectionToken, makeEnvironmentProviders } from '@angular/core';
import { HttpBackend, HttpHandler } from './backend';
import { HttpClient } from './client';
import { HTTP_INTERCEPTOR_FNS, HttpInterceptorHandler, legacyInterceptorFnFactory } from './interceptor';
import { jsonpCallbackContext, JsonpCallbackContext, JsonpClientBackend, jsonpInterceptorFn } from './jsonp';
import { HttpXhrBackend } from './xhr';
import { HttpXsrfCookieExtractor, HttpXsrfTokenExtractor, XSRF_COOKIE_NAME, XSRF_ENABLED, XSRF_HEADER_NAME, xsrfInterceptorFn } from './xsrf';
/**
* Identifies a particular kind of `HttpFeature`.
*
* @publicApi
*/
export var HttpFeatureKind;
(function (HttpFeatureKind) {
HttpFeatureKind[HttpFeatureKind["Interceptors"] = 0] = "Interceptors";
HttpFeatureKind[HttpFeatureKind["LegacyInterceptors"] = 1] = "LegacyInterceptors";
HttpFeatureKind[HttpFeatureKind["CustomXsrfConfiguration"] = 2] = "CustomXsrfConfiguration";
HttpFeatureKind[HttpFeatureKind["NoXsrfProtection"] = 3] = "NoXsrfProtection";
HttpFeatureKind[HttpFeatureKind["JsonpSupport"] = 4] = "JsonpSupport";
HttpFeatureKind[HttpFeatureKind["RequestsMadeViaParent"] = 5] = "RequestsMadeViaParent";
})(HttpFeatureKind || (HttpFeatureKind = {}));
function makeHttpFeature(kind, providers) {
return {
ɵkind: kind,
ɵproviders: providers,
};
}
/**
* Configures Angular's `HttpClient` service to be available for injection.
*
* By default, `HttpClient` will be configured for injection with its default options for XSRF
* protection of outgoing requests. Additional configuration options can be provided by passing
* feature functions to `provideHttpClient`. For example, HTTP interceptors can be added using the
* `withInterceptors(...)` feature.
*
* @see withInterceptors
* @see withInterceptorsFromDi
* @see withXsrfConfiguration
* @see withNoXsrfProtection
* @see withJsonpSupport
* @see withRequestsMadeViaParent
*/
export function provideHttpClient(...features) {
if (ngDevMode) {
const featureKinds = new Set(features.map(f => f.ɵkind));
if (featureKinds.has(HttpFeatureKind.NoXsrfProtection) &&
featureKinds.has(HttpFeatureKind.CustomXsrfConfiguration)) {
throw new Error(ngDevMode ?
`Configuration error: found both withXsrfConfiguration() and withNoXsrfProtection() in the same call to provideHttpClient(), which is a contradiction.` :
'');
}
}
const providers = [
HttpClient,
HttpXhrBackend,
HttpInterceptorHandler,
{ provide: HttpHandler, useExisting: HttpInterceptorHandler },
{ provide: HttpBackend, useExisting: HttpXhrBackend },
{
provide: HTTP_INTERCEPTOR_FNS,
useValue: xsrfInterceptorFn,
multi: true,
},
{ provide: XSRF_ENABLED, useValue: true },
{ provide: HttpXsrfTokenExtractor, useClass: HttpXsrfCookieExtractor },
];
for (const feature of features) {
providers.push(...feature.ɵproviders);
}
return makeEnvironmentProviders(providers);
}
/**
* Adds one or more functional-style HTTP interceptors to the configuration of the `HttpClient`
* instance.
*
* @see HttpInterceptorFn
* @see provideHttpClient
* @publicApi
*/
export function withInterceptors(interceptorFns) {
return makeHttpFeature(HttpFeatureKind.Interceptors, interceptorFns.map(interceptorFn => {
return {
provide: HTTP_INTERCEPTOR_FNS,
useValue: interceptorFn,
multi: true,
};
}));
}
const LEGACY_INTERCEPTOR_FN = new InjectionToken('LEGACY_INTERCEPTOR_FN');
/**
* Includes class-based interceptors configured using a multi-provider in the current injector into
* the configured `HttpClient` instance.
*
* Prefer `withInterceptors` and functional interceptors instead, as support for DI-provided
* interceptors may be phased out in a later release.
*
* @see HttpInterceptor
* @see HTTP_INTERCEPTORS
* @see provideHttpClient
*/
export function withInterceptorsFromDi() {
// Note: the legacy interceptor function is provided here via an intermediate token
// (`LEGACY_INTERCEPTOR_FN`), using a pattern which guarantees that if these providers are
// included multiple times, all of the multi-provider entries will have the same instance of the
// interceptor function. That way, the `HttpINterceptorHandler` will dedup them and legacy
// interceptors will not run multiple times.
return makeHttpFeature(HttpFeatureKind.LegacyInterceptors, [
{
provide: LEGACY_INTERCEPTOR_FN,
useFactory: legacyInterceptorFnFactory,
},
{
provide: HTTP_INTERCEPTOR_FNS,
useExisting: LEGACY_INTERCEPTOR_FN,
multi: true,
}
]);
}
/**
* Customizes the XSRF protection for the configuration of the current `HttpClient` instance.
*
* This feature is incompatible with the `withNoXsrfProtection` feature.
*
* @see provideHttpClient
*/
export function withXsrfConfiguration({ cookieName, headerName }) {
const providers = [];
if (cookieName !== undefined) {
providers.push({ provide: XSRF_COOKIE_NAME, useValue: cookieName });
}
if (headerName !== undefined) {
providers.push({ provide: XSRF_HEADER_NAME, useValue: headerName });
}
return makeHttpFeature(HttpFeatureKind.CustomXsrfConfiguration, providers);
}
/**
* Disables XSRF protection in the configuration of the current `HttpClient` instance.
*
* This feature is incompatible with the `withXsrfConfiguration` feature.
*
* @see provideHttpClient
*/
export function withNoXsrfProtection() {
return makeHttpFeature(HttpFeatureKind.NoXsrfProtection, [
{
provide: XSRF_ENABLED,
useValue: false,
},
]);
}
/**
* Add JSONP support to the configuration of the current `HttpClient` instance.
*
* @see provideHttpClient
*/
export function withJsonpSupport() {
return makeHttpFeature(HttpFeatureKind.JsonpSupport, [
JsonpClientBackend,
{ provide: JsonpCallbackContext, useFactory: jsonpCallbackContext },
{ provide: HTTP_INTERCEPTOR_FNS, useValue: jsonpInterceptorFn, multi: true },
]);
}
/**
* Configures the current `HttpClient` instance to make requests via the parent injector's
* `HttpClient` instead of directly.
*
* By default, `provideHttpClient` configures `HttpClient` in its injector to be an independent
* instance. For example, even if `HttpClient` is configured in the parent injector with
* one or more interceptors, they will not intercept requests made via this instance.
*
* With this option enabled, once the request has passed through the current injector's
* interceptors, it will be delegated to the parent injector's `HttpClient` chain instead of
* dispatched directly, and interceptors in the parent configuration will be applied to the request.
*
* If there are several `HttpClient` instances in the injector hierarchy, it's possible for
* `withRequestsMadeViaParent` to be used at multiple levels, which will cause the request to
* "bubble up" until either reaching the root level or an `HttpClient` which was not configured with
* this option.
*
* @see provideHttpClient
* @developerPreview
*/
export function withRequestsMadeViaParent() {
return makeHttpFeature(HttpFeatureKind.RequestsMadeViaParent, [
{
provide: HttpBackend,
useFactory: () => {
const handlerFromParent = inject(HttpHandler, { skipSelf: true, optional: true });
if (ngDevMode && handlerFromParent === null) {
throw new Error('withRequestsMadeViaParent() can only be used when the parent injector also configures HttpClient');
}
return handlerFromParent;
},
},
]);
}
//# 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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { HttpContext } from './context';
import { HttpHeaders } from './headers';
import { HttpParams } from './params';
/**
* Determine whether the given HTTP method may include a body.
*/
function mightHaveBody(method) {
switch (method) {
case 'DELETE':
case 'GET':
case 'HEAD':
case 'OPTIONS':
case 'JSONP':
return false;
default:
return true;
}
}
/**
* Safely assert whether the given value is an ArrayBuffer.
*
* In some execution environments ArrayBuffer is not defined.
*/
function isArrayBuffer(value) {
return typeof ArrayBuffer !== 'undefined' && value instanceof ArrayBuffer;
}
/**
* Safely assert whether the given value is a Blob.
*
* In some execution environments Blob is not defined.
*/
function isBlob(value) {
return typeof Blob !== 'undefined' && value instanceof Blob;
}
/**
* Safely assert whether the given value is a FormData instance.
*
* In some execution environments FormData is not defined.
*/
function isFormData(value) {
return typeof FormData !== 'undefined' && value instanceof FormData;
}
/**
* Safely assert whether the given value is a URLSearchParams instance.
*
* In some execution environments URLSearchParams is not defined.
*/
function isUrlSearchParams(value) {
return typeof URLSearchParams !== 'undefined' && value instanceof URLSearchParams;
}
/**
* An outgoing HTTP request with an optional typed body.
*
* `HttpRequest` represents an outgoing request, including URL, method,
* headers, body, and other request configuration options. Instances should be
* assumed to be immutable. To modify a `HttpRequest`, the `clone`
* method should be used.
*
* @publicApi
*/
export class HttpRequest {
constructor(method, url, third, fourth) {
this.url = url;
/**
* The request body, or `null` if one isn't set.
*
* Bodies are not enforced to be immutable, as they can include a reference to any
* user-defined data type. However, interceptors should take care to preserve
* idempotence by treating them as such.
*/
this.body = null;
/**
* Whether this request should be made in a way that exposes progress events.
*
* Progress events are expensive (change detection runs on each event) and so
* they should only be requested if the consumer intends to monitor them.
*/
this.reportProgress = false;
/**
* Whether this request should be sent with outgoing credentials (cookies).
*/
this.withCredentials = false;
/**
* The expected response type of the server.
*
* This is used to parse the response appropriately before returning it to
* the requestee.
*/
this.responseType = 'json';
this.method = method.toUpperCase();
// Next, need to figure out which argument holds the HttpRequestInit
// options, if any.
let options;
// Check whether a body argument is expected. The only valid way to omit
// the body argument is to use a known no-body method like GET.
if (mightHaveBody(this.method) || !!fourth) {
// Body is the third argument, options are the fourth.
this.body = (third !== undefined) ? third : null;
options = fourth;
}
else {
// No body required, options are the third argument. The body stays null.
options = third;
}
// If options have been passed, interpret them.
if (options) {
// Normalize reportProgress and withCredentials.
this.reportProgress = !!options.reportProgress;
this.withCredentials = !!options.withCredentials;
// Override default response type of 'json' if one is provided.
if (!!options.responseType) {
this.responseType = options.responseType;
}
// Override headers if they're provided.
if (!!options.headers) {
this.headers = options.headers;
}
if (!!options.context) {
this.context = options.context;
}
if (!!options.params) {
this.params = options.params;
}
}
// If no headers have been passed in, construct a new HttpHeaders instance.
if (!this.headers) {
this.headers = new HttpHeaders();
}
// If no context have been passed in, construct a new HttpContext instance.
if (!this.context) {
this.context = new HttpContext();
}
// If no parameters have been passed in, construct a new HttpUrlEncodedParams instance.
if (!this.params) {
this.params = new HttpParams();
this.urlWithParams = url;
}
else {
// Encode the parameters to a string in preparation for inclusion in the URL.
const params = this.params.toString();
if (params.length === 0) {
// No parameters, the visible URL is just the URL given at creation time.
this.urlWithParams = url;
}
else {
// Does the URL already have query parameters? Look for '?'.
const qIdx = url.indexOf('?');
// There are 3 cases to handle:
// 1) No existing parameters -> append '?' followed by params.
// 2) '?' exists and is followed by existing query string ->
// append '&' followed by params.
// 3) '?' exists at the end of the url -> append params directly.
// This basically amounts to determining the character, if any, with
// which to join the URL and parameters.
const sep = qIdx === -1 ? '?' : (qIdx < url.length - 1 ? '&' : '');
this.urlWithParams = url + sep + params;
}
}
}
/**
* Transform the free-form body into a serialized format suitable for
* transmission to the server.
*/
serializeBody() {
// If no body is present, no need to serialize it.
if (this.body === null) {
return null;
}
// Check whether the body is already in a serialized form. If so,
// it can just be returned directly.
if (isArrayBuffer(this.body) || isBlob(this.body) || isFormData(this.body) ||
isUrlSearchParams(this.body) || typeof this.body === 'string') {
return this.body;
}
// Check whether the body is an instance of HttpUrlEncodedParams.
if (this.body instanceof HttpParams) {
return this.body.toString();
}
// Check whether the body is an object or array, and serialize with JSON if so.
if (typeof this.body === 'object' || typeof this.body === 'boolean' ||
Array.isArray(this.body)) {
return JSON.stringify(this.body);
}
// Fall back on toString() for everything else.
return this.body.toString();
}
/**
* Examine the body and attempt to infer an appropriate MIME type
* for it.
*
* If no such type can be inferred, this method will return `null`.
*/
detectContentTypeHeader() {
// An empty body has no content type.
if (this.body === null) {
return null;
}
// FormData bodies rely on the browser's content type assignment.
if (isFormData(this.body)) {
return null;
}
// Blobs usually have their own content type. If it doesn't, then
// no type can be inferred.
if (isBlob(this.body)) {
return this.body.type || null;
}
// Array buffers have unknown contents and thus no type can be inferred.
if (isArrayBuffer(this.body)) {
return null;
}
// Technically, strings could be a form of JSON data, but it's safe enough
// to assume they're plain strings.
if (typeof this.body === 'string') {
return 'text/plain';
}
// `HttpUrlEncodedParams` has its own content-type.
if (this.body instanceof HttpParams) {
return 'application/x-www-form-urlencoded;charset=UTF-8';
}
// Arrays, objects, boolean and numbers will be encoded as JSON.
if (typeof this.body === 'object' || typeof this.body === 'number' ||
typeof this.body === 'boolean') {
return 'application/json';
}
// No type could be inferred.
return null;
}
clone(update = {}) {
// For method, url, and responseType, take the current value unless
// it is overridden in the update hash.
const method = update.method || this.method;
const url = update.url || this.url;
const responseType = update.responseType || this.responseType;
// The body is somewhat special - a `null` value in update.body means
// whatever current body is present is being overridden with an empty
// body, whereas an `undefined` value in update.body implies no
// override.
const body = (update.body !== undefined) ? update.body : this.body;
// Carefully handle the boolean options to differentiate between
// `false` and `undefined` in the update args.
const withCredentials = (update.withCredentials !== undefined) ? update.withCredentials : this.withCredentials;
const reportProgress = (update.reportProgress !== undefined) ? update.reportProgress : this.reportProgress;
// Headers and params may be appended to if `setHeaders` or
// `setParams` are used.
let headers = update.headers || this.headers;
let params = update.params || this.params;
// Pass on context if needed
const context = update.context ?? this.context;
// Check whether the caller has asked to add headers.
if (update.setHeaders !== undefined) {
// Set every requested header.
headers =
Object.keys(update.setHeaders)
.reduce((headers, name) => headers.set(name, update.setHeaders[name]), headers);
}
// Check whether the caller has asked to set params.
if (update.setParams) {
// Set every requested param.
params = Object.keys(update.setParams)
.reduce((params, param) => params.set(param, update.setParams[param]), params);
}
// Finally, construct the new HttpRequest using the pieces from above.
return new HttpRequest(method, url, body, {
params,
headers,
context,
reportProgress,
responseType,
withCredentials,
});
}
}
//# 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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { HttpHeaders } from './headers';
/**
* Type enumeration for the different kinds of `HttpEvent`.
*
* @publicApi
*/
export var HttpEventType;
(function (HttpEventType) {
/**
* The request was sent out over the wire.
*/
HttpEventType[HttpEventType["Sent"] = 0] = "Sent";
/**
* An upload progress event was received.
*/
HttpEventType[HttpEventType["UploadProgress"] = 1] = "UploadProgress";
/**
* The response status code and headers were received.
*/
HttpEventType[HttpEventType["ResponseHeader"] = 2] = "ResponseHeader";
/**
* A download progress event was received.
*/
HttpEventType[HttpEventType["DownloadProgress"] = 3] = "DownloadProgress";
/**
* The full response including the body was received.
*/
HttpEventType[HttpEventType["Response"] = 4] = "Response";
/**
* A custom event from an interceptor or a backend.
*/
HttpEventType[HttpEventType["User"] = 5] = "User";
})(HttpEventType || (HttpEventType = {}));
/**
* Base class for both `HttpResponse` and `HttpHeaderResponse`.
*
* @publicApi
*/
export class HttpResponseBase {
/**
* Super-constructor for all responses.
*
* The single parameter accepted is an initialization hash. Any properties
* of the response passed there will override the default values.
*/
constructor(init, defaultStatus = 200 /* HttpStatusCode.Ok */, defaultStatusText = 'OK') {
// If the hash has values passed, use them to initialize the response.
// Otherwise use the default values.
this.headers = init.headers || new HttpHeaders();
this.status = init.status !== undefined ? init.status : defaultStatus;
this.statusText = init.statusText || defaultStatusText;
this.url = init.url || null;
// Cache the ok value to avoid defining a getter.
this.ok = this.status >= 200 && this.status < 300;
}
}
/**
* A partial HTTP response which only includes the status and header data,
* but no response body.
*
* `HttpHeaderResponse` is a `HttpEvent` available on the response
* event stream, only when progress events are requested.
*
* @publicApi
*/
export class HttpHeaderResponse extends HttpResponseBase {
/**
* Create a new `HttpHeaderResponse` with the given parameters.
*/
constructor(init = {}) {
super(init);
this.type = HttpEventType.ResponseHeader;
}
/**
* Copy this `HttpHeaderResponse`, overriding its contents with the
* given parameter hash.
*/
clone(update = {}) {
// Perform a straightforward initialization of the new HttpHeaderResponse,
// overriding the current parameters with new ones if given.
return new HttpHeaderResponse({
headers: update.headers || this.headers,
status: update.status !== undefined ? update.status : this.status,
statusText: update.statusText || this.statusText,
url: update.url || this.url || undefined,
});
}
}
/**
* A full HTTP response, including a typed response body (which may be `null`
* if one was not returned).
*
* `HttpResponse` is a `HttpEvent` available on the response event
* stream.
*
* @publicApi
*/
export class HttpResponse extends HttpResponseBase {
/**
* Construct a new `HttpResponse`.
*/
constructor(init = {}) {
super(init);
this.type = HttpEventType.Response;
this.body = init.body !== undefined ? init.body : null;
}
clone(update = {}) {
return new HttpResponse({
body: (update.body !== undefined) ? update.body : this.body,
headers: update.headers || this.headers,
status: (update.status !== undefined) ? update.status : this.status,
statusText: update.statusText || this.statusText,
url: update.url || this.url || undefined,
});
}
}
/**
* A response that represents an error or failure, either from a
* non-successful HTTP status, an error while executing the request,
* or some other failure which occurred during the parsing of the response.
*
* Any error returned on the `Observable` response stream will be
* wrapped in an `HttpErrorResponse` to provide additional context about
* the state of the HTTP layer when the error occurred. The error property
* will contain either a wrapped Error object or the error response returned
* from the server.
*
* @publicApi
*/
export class HttpErrorResponse extends HttpResponseBase {
constructor(init) {
// Initialize with a default status of 0 / Unknown Error.
super(init, 0, 'Unknown Error');
this.name = 'HttpErrorResponse';
/**
* Errors are never okay, even when the status code is in the 2xx success range.
*/
this.ok = false;
// If the response was successful, then this was a parse error. Otherwise, it was
// a protocol-level failure of some sort. Either the request failed in transit
// or the server returned an unsuccessful status code.
if (this.status >= 200 && this.status < 300) {
this.message = `Http failure during parsing for ${init.url || '(unknown url)'}`;
}
else {
this.message = `Http failure response for ${init.url || '(unknown url)'}: ${init.status} ${init.statusText}`;
}
this.error = init.error || null;
}
}
//# 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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { XhrFactory } from '@angular/common';
import { Injectable } from '@angular/core';
import { Observable } from 'rxjs';
import { HttpHeaders } from './headers';
import { HttpErrorResponse, HttpEventType, HttpHeaderResponse, HttpResponse } from './response';
import * as i0 from "@angular/core";
import * as i1 from "@angular/common";
const XSSI_PREFIX = /^\)\]\}',?\n/;
/**
* Determine an appropriate URL for the response, by checking either
* XMLHttpRequest.responseURL or the X-Request-URL header.
*/
function getResponseUrl(xhr) {
if ('responseURL' in xhr && xhr.responseURL) {
return xhr.responseURL;
}
if (/^X-Request-URL:/m.test(xhr.getAllResponseHeaders())) {
return xhr.getResponseHeader('X-Request-URL');
}
return null;
}
/**
* Uses `XMLHttpRequest` to send requests to a backend server.
* @see `HttpHandler`
* @see `JsonpClientBackend`
*
* @publicApi
*/
export class HttpXhrBackend {
constructor(xhrFactory) {
this.xhrFactory = xhrFactory;
}
/**
* Processes a request and returns a stream of response events.
* @param req The request object.
* @returns An observable of the response events.
*/
handle(req) {
// Quick check to give a better error message when a user attempts to use
// HttpClient.jsonp() without installing the HttpClientJsonpModule
if (req.method === 'JSONP') {
throw new Error(`Attempted to construct Jsonp request without HttpClientJsonpModule installed.`);
}
// Everything happens on Observable subscription.
return new Observable((observer) => {
// Start by setting up the XHR object with request method, URL, and withCredentials flag.
const xhr = this.xhrFactory.build();
xhr.open(req.method, req.urlWithParams);
if (!!req.withCredentials) {
xhr.withCredentials = true;
}
// Add all the requested headers.
req.headers.forEach((name, values) => xhr.setRequestHeader(name, values.join(',')));
// Add an Accept header if one isn't present already.
if (!req.headers.has('Accept')) {
xhr.setRequestHeader('Accept', 'application/json, text/plain, */*');
}
// Auto-detect the Content-Type header if one isn't present already.
if (!req.headers.has('Content-Type')) {
const detectedType = req.detectContentTypeHeader();
// Sometimes Content-Type detection fails.
if (detectedType !== null) {
xhr.setRequestHeader('Content-Type', detectedType);
}
}
// Set the responseType if one was requested.
if (req.responseType) {
const responseType = req.responseType.toLowerCase();
// JSON responses need to be processed as text. This is because if the server
// returns an XSSI-prefixed JSON response, the browser will fail to parse it,
// xhr.response will be null, and xhr.responseText cannot be accessed to
// retrieve the prefixed JSON data in order to strip the prefix. Thus, all JSON
// is parsed by first requesting text and then applying JSON.parse.
xhr.responseType = ((responseType !== 'json') ? responseType : 'text');
}
// Serialize the request body if one is present. If not, this will be set to null.
const reqBody = req.serializeBody();
// If progress events are enabled, response headers will be delivered
// in two events - the HttpHeaderResponse event and the full HttpResponse
// event. However, since response headers don't change in between these
// two events, it doesn't make sense to parse them twice. So headerResponse
// caches the data extracted from the response whenever it's first parsed,
// to ensure parsing isn't duplicated.
let headerResponse = null;
// partialFromXhr extracts the HttpHeaderResponse from the current XMLHttpRequest
// state, and memoizes it into headerResponse.
const partialFromXhr = () => {
if (headerResponse !== null) {
return headerResponse;
}
const statusText = xhr.statusText || 'OK';
// Parse headers from XMLHttpRequest - this step is lazy.
const headers = new HttpHeaders(xhr.getAllResponseHeaders());
// Read the response URL from the XMLHttpResponse instance and fall back on the
// request URL.
const url = getResponseUrl(xhr) || req.url;
// Construct the HttpHeaderResponse and memoize it.
headerResponse = new HttpHeaderResponse({ headers, status: xhr.status, statusText, url });
return headerResponse;
};
// Next, a few closures are defined for the various events which XMLHttpRequest can
// emit. This allows them to be unregistered as event listeners later.
// First up is the load event, which represents a response being fully available.
const onLoad = () => {
// Read response state from the memoized partial data.
let { headers, status, statusText, url } = partialFromXhr();
// The body will be read out if present.
let body = null;
if (status !== 204 /* HttpStatusCode.NoContent */) {
// Use XMLHttpRequest.response if set, responseText otherwise.
body = (typeof xhr.response === 'undefined') ? xhr.responseText : xhr.response;
}
// Normalize another potential bug (this one comes from CORS).
if (status === 0) {
status = !!body ? 200 /* HttpStatusCode.Ok */ : 0;
}
// ok determines whether the response will be transmitted on the event or
// error channel. Unsuccessful status codes (not 2xx) will always be errors,
// but a successful status code can still result in an error if the user
// asked for JSON data and the body cannot be parsed as such.
let ok = status >= 200 && status < 300;
// Check whether the body needs to be parsed as JSON (in many cases the browser
// will have done that already).
if (req.responseType === 'json' && typeof body === 'string') {
// Save the original body, before attempting XSSI prefix stripping.
const originalBody = body;
body = body.replace(XSSI_PREFIX, '');
try {
// Attempt the parse. If it fails, a parse error should be delivered to the user.
body = body !== '' ? JSON.parse(body) : null;
}
catch (error) {
// Since the JSON.parse failed, it's reasonable to assume this might not have been a
// JSON response. Restore the original body (including any XSSI prefix) to deliver
// a better error response.
body = originalBody;
// If this was an error request to begin with, leave it as a string, it probably
// just isn't JSON. Otherwise, deliver the parsing error to the user.
if (ok) {
// Even though the response status was 2xx, this is still an error.
ok = false;
// The parse error contains the text of the body that failed to parse.
body = { error, text: body };
}
}
}
if (ok) {
// A successful response is delivered on the event stream.
observer.next(new HttpResponse({
body,
headers,
status,
statusText,
url: url || undefined,
}));
// The full body has been received and delivered, no further events
// are possible. This request is complete.
observer.complete();
}
else {
// An unsuccessful request is delivered on the error channel.
observer.error(new HttpErrorResponse({
// The error in this case is the response body (error from the server).
error: body,
headers,
status,
statusText,
url: url || undefined,
}));
}
};
// The onError callback is called when something goes wrong at the network level.
// Connection timeout, DNS error, offline, etc. These are actual errors, and are
// transmitted on the error channel.
const onError = (error) => {
const { url } = partialFromXhr();
const res = new HttpErrorResponse({
error,
status: xhr.status || 0,
statusText: xhr.statusText || 'Unknown Error',
url: url || undefined,
});
observer.error(res);
};
// The sentHeaders flag tracks whether the HttpResponseHeaders event
// has been sent on the stream. This is necessary to track if progress
// is enabled since the event will be sent on only the first download
// progress event.
let sentHeaders = false;
// The download progress event handler, which is only registered if
// progress events are enabled.
const onDownProgress = (event) => {
// Send the HttpResponseHeaders event if it hasn't been sent already.
if (!sentHeaders) {
observer.next(partialFromXhr());
sentHeaders = true;
}
// Start building the download progress event to deliver on the response
// event stream.
let progressEvent = {
type: HttpEventType.DownloadProgress,
loaded: event.loaded,
};
// Set the total number of bytes in the event if it's available.
if (event.lengthComputable) {
progressEvent.total = event.total;
}
// If the request was for text content and a partial response is
// available on XMLHttpRequest, include it in the progress event
// to allow for streaming reads.
if (req.responseType === 'text' && !!xhr.responseText) {
progressEvent.partialText = xhr.responseText;
}
// Finally, fire the event.
observer.next(progressEvent);
};
// The upload progress event handler, which is only registered if
// progress events are enabled.
const onUpProgress = (event) => {
// Upload progress events are simpler. Begin building the progress
// event.
let progress = {
type: HttpEventType.UploadProgress,
loaded: event.loaded,
};
// If the total number of bytes being uploaded is available, include
// it.
if (event.lengthComputable) {
progress.total = event.total;
}
// Send the event.
observer.next(progress);
};
// By default, register for load and error events.
xhr.addEventListener('load', onLoad);
xhr.addEventListener('error', onError);
xhr.addEventListener('timeout', onError);
xhr.addEventListener('abort', onError);
// Progress events are only enabled if requested.
if (req.reportProgress) {
// Download progress is always enabled if requested.
xhr.addEventListener('progress', onDownProgress);
// Upload progress depends on whether there is a body to upload.
if (reqBody !== null && xhr.upload) {
xhr.upload.addEventListener('progress', onUpProgress);
}
}
// Fire the request, and notify the event stream that it was fired.
xhr.send(reqBody);
observer.next({ type: HttpEventType.Sent });
// This is the return from the Observable function, which is the
// request cancellation handler.
return () => {
// On a cancellation, remove all registered event listeners.
xhr.removeEventListener('error', onError);
xhr.removeEventListener('abort', onError);
xhr.removeEventListener('load', onLoad);
xhr.removeEventListener('timeout', onError);
if (req.reportProgress) {
xhr.removeEventListener('progress', onDownProgress);
if (reqBody !== null && xhr.upload) {
xhr.upload.removeEventListener('progress', onUpProgress);
}
}
// Finally, abort the in-flight request.
if (xhr.readyState !== xhr.DONE) {
xhr.abort();
}
};
});
}
}
HttpXhrBackend.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: HttpXhrBackend, deps: [{ token: i1.XhrFactory }], target: i0.ɵɵFactoryTarget.Injectable });
HttpXhrBackend.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: HttpXhrBackend });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: HttpXhrBackend, decorators: [{
type: Injectable
}], ctorParameters: function () { return [{ type: i1.XhrFactory }]; } });
//# 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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { DOCUMENT, ɵparseCookieValue as parseCookieValue } from '@angular/common';
import { EnvironmentInjector, Inject, inject, Injectable, InjectionToken, PLATFORM_ID } from '@angular/core';
import * as i0 from "@angular/core";
export const XSRF_ENABLED = new InjectionToken('XSRF_ENABLED');
export const XSRF_DEFAULT_COOKIE_NAME = 'XSRF-TOKEN';
export const XSRF_COOKIE_NAME = new InjectionToken('XSRF_COOKIE_NAME', {
providedIn: 'root',
factory: () => XSRF_DEFAULT_COOKIE_NAME,
});
export const XSRF_DEFAULT_HEADER_NAME = 'X-XSRF-TOKEN';
export const XSRF_HEADER_NAME = new InjectionToken('XSRF_HEADER_NAME', {
providedIn: 'root',
factory: () => XSRF_DEFAULT_HEADER_NAME,
});
/**
* Retrieves the current XSRF token to use with the next outgoing request.
*
* @publicApi
*/
export class HttpXsrfTokenExtractor {
}
/**
* `HttpXsrfTokenExtractor` which retrieves the token from a cookie.
*/
export class HttpXsrfCookieExtractor {
constructor(doc, platform, cookieName) {
this.doc = doc;
this.platform = platform;
this.cookieName = cookieName;
this.lastCookieString = '';
this.lastToken = null;
/**
* @internal for testing
*/
this.parseCount = 0;
}
getToken() {
if (this.platform === 'server') {
return null;
}
const cookieString = this.doc.cookie || '';
if (cookieString !== this.lastCookieString) {
this.parseCount++;
this.lastToken = parseCookieValue(cookieString, this.cookieName);
this.lastCookieString = cookieString;
}
return this.lastToken;
}
}
HttpXsrfCookieExtractor.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: HttpXsrfCookieExtractor, deps: [{ token: DOCUMENT }, { token: PLATFORM_ID }, { token: XSRF_COOKIE_NAME }], target: i0.ɵɵFactoryTarget.Injectable });
HttpXsrfCookieExtractor.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: HttpXsrfCookieExtractor });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: HttpXsrfCookieExtractor, decorators: [{
type: Injectable
}], ctorParameters: function () { return [{ type: undefined, decorators: [{
type: Inject,
args: [DOCUMENT]
}] }, { type: undefined, decorators: [{
type: Inject,
args: [PLATFORM_ID]
}] }, { type: undefined, decorators: [{
type: Inject,
args: [XSRF_COOKIE_NAME]
}] }]; } });
export function xsrfInterceptorFn(req, next) {
const lcUrl = req.url.toLowerCase();
// Skip both non-mutating requests and absolute URLs.
// Non-mutating requests don't require a token, and absolute URLs require special handling
// anyway as the cookie set
// on our origin is not the same as the token expected by another origin.
if (!inject(XSRF_ENABLED) || req.method === 'GET' || req.method === 'HEAD' ||
lcUrl.startsWith('http://') || lcUrl.startsWith('https://')) {
return next(req);
}
const token = inject(HttpXsrfTokenExtractor).getToken();
const headerName = inject(XSRF_HEADER_NAME);
// Be careful not to overwrite an existing header of the same name.
if (token != null && !req.headers.has(headerName)) {
req = req.clone({ headers: req.headers.set(headerName, token) });
}
return next(req);
}
/**
* `HttpInterceptor` which adds an XSRF token to eligible outgoing requests.
*/
export class HttpXsrfInterceptor {
constructor(injector) {
this.injector = injector;
}
intercept(initialRequest, next) {
return this.injector.runInContext(() => xsrfInterceptorFn(initialRequest, downstreamRequest => next.handle(downstreamRequest)));
}
}
HttpXsrfInterceptor.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: HttpXsrfInterceptor, deps: [{ token: i0.EnvironmentInjector }], target: i0.ɵɵFactoryTarget.Injectable });
HttpXsrfInterceptor.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: HttpXsrfInterceptor });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: HttpXsrfInterceptor, decorators: [{
type: Injectable
}], ctorParameters: function () { return [{ type: i0.EnvironmentInjector }]; } });
//# 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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
export * from './public_api';
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
export { HttpTestingController } from './src/api';
export { HttpClientTestingModule } from './src/module';
export { provideHttpClientTesting } from './src/provider';
export { TestRequest } from './src/request';
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
/**
* Controller to be injected into tests, that allows for mocking and flushing
* of requests.
*
* @publicApi
*/
export class HttpTestingController {
}
//# 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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { HttpEventType } from '@angular/common/http';
import { Injectable } from '@angular/core';
import { Observable } from 'rxjs';
import { TestRequest } from './request';
import * as i0 from "@angular/core";
/**
* A testing backend for `HttpClient` which both acts as an `HttpBackend`
* and as the `HttpTestingController`.
*
* `HttpClientTestingBackend` works by keeping a list of all open requests.
* As requests come in, they're added to the list. Users can assert that specific
* requests were made and then flush them. In the end, a verify() method asserts
* that no unexpected requests were made.
*
*
*/
export class HttpClientTestingBackend {
constructor() {
/**
* List of pending requests which have not yet been expected.
*/
this.open = [];
}
/**
* Handle an incoming request by queueing it in the list of open requests.
*/
handle(req) {
return new Observable((observer) => {
const testReq = new TestRequest(req, observer);
this.open.push(testReq);
observer.next({ type: HttpEventType.Sent });
return () => {
testReq._cancelled = true;
};
});
}
/**
* Helper function to search for requests in the list of open requests.
*/
_match(match) {
if (typeof match === 'string') {
return this.open.filter(testReq => testReq.request.urlWithParams === match);
}
else if (typeof match === 'function') {
return this.open.filter(testReq => match(testReq.request));
}
else {
return this.open.filter(testReq => (!match.method || testReq.request.method === match.method.toUpperCase()) &&
(!match.url || testReq.request.urlWithParams === match.url));
}
}
/**
* Search for requests in the list of open requests, and return all that match
* without asserting anything about the number of matches.
*/
match(match) {
const results = this._match(match);
results.forEach(result => {
const index = this.open.indexOf(result);
if (index !== -1) {
this.open.splice(index, 1);
}
});
return results;
}
/**
* Expect that a single outstanding request matches the given matcher, and return
* it.
*
* Requests returned through this API will no longer be in the list of open requests,
* and thus will not match twice.
*/
expectOne(match, description) {
description = description || this.descriptionFromMatcher(match);
const matches = this.match(match);
if (matches.length > 1) {
throw new Error(`Expected one matching request for criteria "${description}", found ${matches.length} requests.`);
}
if (matches.length === 0) {
let message = `Expected one matching request for criteria "${description}", found none.`;
if (this.open.length > 0) {
// Show the methods and URLs of open requests in the error, for convenience.
const requests = this.open.map(describeRequest).join(', ');
message += ` Requests received are: ${requests}.`;
}
throw new Error(message);
}
return matches[0];
}
/**
* Expect that no outstanding requests match the given matcher, and throw an error
* if any do.
*/
expectNone(match, description) {
description = description || this.descriptionFromMatcher(match);
const matches = this.match(match);
if (matches.length > 0) {
throw new Error(`Expected zero matching requests for criteria "${description}", found ${matches.length}.`);
}
}
/**
* Validate that there are no outstanding requests.
*/
verify(opts = {}) {
let open = this.open;
// It's possible that some requests may be cancelled, and this is expected.
// The user can ask to ignore open requests which have been cancelled.
if (opts.ignoreCancelled) {
open = open.filter(testReq => !testReq.cancelled);
}
if (open.length > 0) {
// Show the methods and URLs of open requests in the error, for convenience.
const requests = open.map(describeRequest).join(', ');
throw new Error(`Expected no open requests, found ${open.length}: ${requests}`);
}
}
descriptionFromMatcher(matcher) {
if (typeof matcher === 'string') {
return `Match URL: ${matcher}`;
}
else if (typeof matcher === 'object') {
const method = matcher.method || '(any)';
const url = matcher.url || '(any)';
return `Match method: ${method}, URL: ${url}`;
}
else {
return `Match by function: ${matcher.name}`;
}
}
}
HttpClientTestingBackend.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: HttpClientTestingBackend, deps: [], target: i0.ɵɵFactoryTarget.Injectable });
HttpClientTestingBackend.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: HttpClientTestingBackend });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: HttpClientTestingBackend, decorators: [{
type: Injectable
}] });
function describeRequest(testRequest) {
const url = testRequest.request.urlWithParams;
const method = testRequest.request.method;
return `${method} ${url}`;
}
//# 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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { HttpClientModule } from '@angular/common/http';
import { NgModule } from '@angular/core';
import { provideHttpClientTesting } from './provider';
import * as i0 from "@angular/core";
/**
* Configures `HttpClientTestingBackend` as the `HttpBackend` used by `HttpClient`.
*
* Inject `HttpTestingController` to expect and flush requests in your tests.
*
* @publicApi
*/
export class HttpClientTestingModule {
}
HttpClientTestingModule.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: HttpClientTestingModule, deps: [], target: i0.ɵɵFactoryTarget.NgModule });
HttpClientTestingModule.ɵmod = i0.ɵɵngDeclareNgModule({ minVersion: "14.0.0", version: "15.0.4", ngImport: i0, type: HttpClientTestingModule, imports: [HttpClientModule] });
HttpClientTestingModule.ɵinj = i0.ɵɵngDeclareInjector({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: HttpClientTestingModule, providers: [
provideHttpClientTesting(),
], imports: [HttpClientModule] });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: HttpClientTestingModule, decorators: [{
type: NgModule,
args: [{
imports: [
HttpClientModule,
],
providers: [
provideHttpClientTesting(),
],
}]
}] });
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { HttpBackend } from '@angular/common/http';
import { HttpTestingController } from './api';
import { HttpClientTestingBackend } from './backend';
export function provideHttpClientTesting() {
return [
HttpClientTestingBackend,
{ provide: HttpBackend, useExisting: HttpClientTestingBackend },
{ provide: HttpTestingController, useExisting: HttpClientTestingBackend },
];
}
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+174
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@@ -0,0 +1,174 @@
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { HttpErrorResponse, HttpHeaders, HttpResponse } from '@angular/common/http';
/**
* A mock requests that was received and is ready to be answered.
*
* This interface allows access to the underlying `HttpRequest`, and allows
* responding with `HttpEvent`s or `HttpErrorResponse`s.
*
* @publicApi
*/
export class TestRequest {
constructor(request, observer) {
this.request = request;
this.observer = observer;
/**
* @internal set by `HttpClientTestingBackend`
*/
this._cancelled = false;
}
/**
* Whether the request was cancelled after it was sent.
*/
get cancelled() {
return this._cancelled;
}
/**
* Resolve the request by returning a body plus additional HTTP information (such as response
* headers) if provided.
* If the request specifies an expected body type, the body is converted into the requested type.
* Otherwise, the body is converted to `JSON` by default.
*
* Both successful and unsuccessful responses can be delivered via `flush()`.
*/
flush(body, opts = {}) {
if (this.cancelled) {
throw new Error(`Cannot flush a cancelled request.`);
}
const url = this.request.urlWithParams;
const headers = (opts.headers instanceof HttpHeaders) ? opts.headers : new HttpHeaders(opts.headers);
body = _maybeConvertBody(this.request.responseType, body);
let statusText = opts.statusText;
let status = opts.status !== undefined ? opts.status : 200 /* HttpStatusCode.Ok */;
if (opts.status === undefined) {
if (body === null) {
status = 204 /* HttpStatusCode.NoContent */;
statusText = statusText || 'No Content';
}
else {
statusText = statusText || 'OK';
}
}
if (statusText === undefined) {
throw new Error('statusText is required when setting a custom status.');
}
if (status >= 200 && status < 300) {
this.observer.next(new HttpResponse({ body, headers, status, statusText, url }));
this.observer.complete();
}
else {
this.observer.error(new HttpErrorResponse({ error: body, headers, status, statusText, url }));
}
}
error(error, opts = {}) {
if (this.cancelled) {
throw new Error(`Cannot return an error for a cancelled request.`);
}
if (opts.status && opts.status >= 200 && opts.status < 300) {
throw new Error(`error() called with a successful status.`);
}
const headers = (opts.headers instanceof HttpHeaders) ? opts.headers : new HttpHeaders(opts.headers);
this.observer.error(new HttpErrorResponse({
error,
headers,
status: opts.status || 0,
statusText: opts.statusText || '',
url: this.request.urlWithParams,
}));
}
/**
* Deliver an arbitrary `HttpEvent` (such as a progress event) on the response stream for this
* request.
*/
event(event) {
if (this.cancelled) {
throw new Error(`Cannot send events to a cancelled request.`);
}
this.observer.next(event);
}
}
/**
* Helper function to convert a response body to an ArrayBuffer.
*/
function _toArrayBufferBody(body) {
if (typeof ArrayBuffer === 'undefined') {
throw new Error('ArrayBuffer responses are not supported on this platform.');
}
if (body instanceof ArrayBuffer) {
return body;
}
throw new Error('Automatic conversion to ArrayBuffer is not supported for response type.');
}
/**
* Helper function to convert a response body to a Blob.
*/
function _toBlob(body) {
if (typeof Blob === 'undefined') {
throw new Error('Blob responses are not supported on this platform.');
}
if (body instanceof Blob) {
return body;
}
if (ArrayBuffer && body instanceof ArrayBuffer) {
return new Blob([body]);
}
throw new Error('Automatic conversion to Blob is not supported for response type.');
}
/**
* Helper function to convert a response body to JSON data.
*/
function _toJsonBody(body, format = 'JSON') {
if (typeof ArrayBuffer !== 'undefined' && body instanceof ArrayBuffer) {
throw new Error(`Automatic conversion to ${format} is not supported for ArrayBuffers.`);
}
if (typeof Blob !== 'undefined' && body instanceof Blob) {
throw new Error(`Automatic conversion to ${format} is not supported for Blobs.`);
}
if (typeof body === 'string' || typeof body === 'number' || typeof body === 'object' ||
typeof body === 'boolean' || Array.isArray(body)) {
return body;
}
throw new Error(`Automatic conversion to ${format} is not supported for response type.`);
}
/**
* Helper function to convert a response body to a string.
*/
function _toTextBody(body) {
if (typeof body === 'string') {
return body;
}
if (typeof ArrayBuffer !== 'undefined' && body instanceof ArrayBuffer) {
throw new Error('Automatic conversion to text is not supported for ArrayBuffers.');
}
if (typeof Blob !== 'undefined' && body instanceof Blob) {
throw new Error('Automatic conversion to text is not supported for Blobs.');
}
return JSON.stringify(_toJsonBody(body, 'text'));
}
/**
* Convert a response body to the requested type.
*/
function _maybeConvertBody(responseType, body) {
if (body === null) {
return null;
}
switch (responseType) {
case 'arraybuffer':
return _toArrayBufferBody(body);
case 'blob':
return _toBlob(body);
case 'json':
return _toJsonBody(body);
case 'text':
return _toTextBody(body);
default:
throw new Error(`Unsupported responseType: ${responseType}`);
}
}
//# 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/**
* Generated bundle index. Do not edit.
*/
export * from './index';
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
// This file is not used to build this module. It is only used during editing
// by the TypeScript language service and during build for verification. `ngc`
// replaces this file with production index.ts when it rewrites private symbol
// names.
export * from './public_api';
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
/**
* @module
* @description
* Entry point for all public APIs of this package.
*/
export * from './src/common';
// This file only reexports content of the `src` folder. Keep it that way.
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
/**
* @module
* @description
* Entry point for all public APIs of the common package.
*/
export * from './private_export';
export * from './location/index';
export { formatDate } from './i18n/format_date';
export { formatCurrency, formatNumber, formatPercent } from './i18n/format_number';
export { NgLocaleLocalization, NgLocalization } from './i18n/localization';
export { registerLocaleData } from './i18n/locale_data';
export { Plural, NumberFormatStyle, FormStyle, TranslationWidth, FormatWidth, NumberSymbol, WeekDay, getNumberOfCurrencyDigits, getCurrencySymbol, getLocaleDayPeriods, getLocaleDayNames, getLocaleMonthNames, getLocaleId, getLocaleEraNames, getLocaleWeekEndRange, getLocaleFirstDayOfWeek, getLocaleDateFormat, getLocaleDateTimeFormat, getLocaleExtraDayPeriodRules, getLocaleExtraDayPeriods, getLocalePluralCase, getLocaleTimeFormat, getLocaleNumberSymbol, getLocaleNumberFormat, getLocaleCurrencyCode, getLocaleCurrencyName, getLocaleCurrencySymbol, getLocaleDirection } from './i18n/locale_data_api';
export { parseCookieValue as ɵparseCookieValue } from './cookie';
export { CommonModule } from './common_module';
export { NgClass, NgFor, NgForOf, NgForOfContext, NgIf, NgIfContext, NgPlural, NgPluralCase, NgStyle, NgSwitch, NgSwitchCase, NgSwitchDefault, NgTemplateOutlet, NgComponentOutlet } from './directives/index';
export { DOCUMENT } from './dom_tokens';
export { AsyncPipe, DatePipe, DATE_PIPE_DEFAULT_TIMEZONE, DATE_PIPE_DEFAULT_OPTIONS, I18nPluralPipe, I18nSelectPipe, JsonPipe, LowerCasePipe, CurrencyPipe, DecimalPipe, PercentPipe, SlicePipe, UpperCasePipe, TitleCasePipe, KeyValuePipe } from './pipes/index';
export { PLATFORM_BROWSER_ID as ɵPLATFORM_BROWSER_ID, PLATFORM_SERVER_ID as ɵPLATFORM_SERVER_ID, PLATFORM_WORKER_APP_ID as ɵPLATFORM_WORKER_APP_ID, PLATFORM_WORKER_UI_ID as ɵPLATFORM_WORKER_UI_ID, isPlatformBrowser, isPlatformServer, isPlatformWorkerApp, isPlatformWorkerUi } from './platform_id';
export { VERSION } from './version';
export { ViewportScroller, NullViewportScroller as ɵNullViewportScroller } from './viewport_scroller';
export { XhrFactory } from './xhr';
export { IMAGE_CONFIG, IMAGE_LOADER, NgOptimizedImage, PRECONNECT_CHECK_BLOCKLIST, provideCloudflareLoader, provideCloudinaryLoader, provideImageKitLoader, provideImgixLoader } from './directives/ng_optimized_image';
//# 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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { NgModule } from '@angular/core';
import { COMMON_DIRECTIVES } from './directives/index';
import { COMMON_PIPES } from './pipes/index';
import * as i0 from "@angular/core";
import * as i1 from "./directives/ng_class";
import * as i2 from "./directives/ng_component_outlet";
import * as i3 from "./directives/ng_for_of";
import * as i4 from "./directives/ng_if";
import * as i5 from "./directives/ng_template_outlet";
import * as i6 from "./directives/ng_style";
import * as i7 from "./directives/ng_switch";
import * as i8 from "./directives/ng_plural";
import * as i9 from "./pipes/async_pipe";
import * as i10 from "./pipes/case_conversion_pipes";
import * as i11 from "./pipes/json_pipe";
import * as i12 from "./pipes/slice_pipe";
import * as i13 from "./pipes/number_pipe";
import * as i14 from "./pipes/date_pipe";
import * as i15 from "./pipes/i18n_plural_pipe";
import * as i16 from "./pipes/i18n_select_pipe";
import * as i17 from "./pipes/keyvalue_pipe";
// Note: This does not contain the location providers,
// as they need some platform specific implementations to work.
/**
* Exports all the basic Angular directives and pipes,
* such as `NgIf`, `NgForOf`, `DecimalPipe`, and so on.
* Re-exported by `BrowserModule`, which is included automatically in the root
* `AppModule` when you create a new app with the CLI `new` command.
*
* @publicApi
*/
export class CommonModule {
}
CommonModule.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: CommonModule, deps: [], target: i0.ɵɵFactoryTarget.NgModule });
CommonModule.ɵmod = i0.ɵɵngDeclareNgModule({ minVersion: "14.0.0", version: "15.0.4", ngImport: i0, type: CommonModule, imports: [i1.NgClass, i2.NgComponentOutlet, i3.NgForOf, i4.NgIf, i5.NgTemplateOutlet, i6.NgStyle, i7.NgSwitch, i7.NgSwitchCase, i7.NgSwitchDefault, i8.NgPlural, i8.NgPluralCase, i9.AsyncPipe, i10.UpperCasePipe, i10.LowerCasePipe, i11.JsonPipe, i12.SlicePipe, i13.DecimalPipe, i13.PercentPipe, i10.TitleCasePipe, i13.CurrencyPipe, i14.DatePipe, i15.I18nPluralPipe, i16.I18nSelectPipe, i17.KeyValuePipe], exports: [i1.NgClass, i2.NgComponentOutlet, i3.NgForOf, i4.NgIf, i5.NgTemplateOutlet, i6.NgStyle, i7.NgSwitch, i7.NgSwitchCase, i7.NgSwitchDefault, i8.NgPlural, i8.NgPluralCase, i9.AsyncPipe, i10.UpperCasePipe, i10.LowerCasePipe, i11.JsonPipe, i12.SlicePipe, i13.DecimalPipe, i13.PercentPipe, i10.TitleCasePipe, i13.CurrencyPipe, i14.DatePipe, i15.I18nPluralPipe, i16.I18nSelectPipe, i17.KeyValuePipe] });
CommonModule.ɵinj = i0.ɵɵngDeclareInjector({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: CommonModule });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: CommonModule, decorators: [{
type: NgModule,
args: [{
imports: [COMMON_DIRECTIVES, COMMON_PIPES],
exports: [COMMON_DIRECTIVES, COMMON_PIPES],
}]
}] });
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
export function parseCookieValue(cookieStr, name) {
name = encodeURIComponent(name);
for (const cookie of cookieStr.split(';')) {
const eqIndex = cookie.indexOf('=');
const [cookieName, cookieValue] = eqIndex == -1 ? [cookie, ''] : [cookie.slice(0, eqIndex), cookie.slice(eqIndex + 1)];
if (cookieName.trim() === name) {
return decodeURIComponent(cookieValue);
}
}
return null;
}
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { NgClass } from './ng_class';
import { NgComponentOutlet } from './ng_component_outlet';
import { NgFor, NgForOf, NgForOfContext } from './ng_for_of';
import { NgIf, NgIfContext } from './ng_if';
import { NgPlural, NgPluralCase } from './ng_plural';
import { NgStyle } from './ng_style';
import { NgSwitch, NgSwitchCase, NgSwitchDefault } from './ng_switch';
import { NgTemplateOutlet } from './ng_template_outlet';
export { NgClass, NgComponentOutlet, NgFor, NgForOf, NgForOfContext, NgIf, NgIfContext, NgPlural, NgPluralCase, NgStyle, NgSwitch, NgSwitchCase, NgSwitchDefault, NgTemplateOutlet, };
/**
* A collection of Angular directives that are likely to be used in each and every Angular
* application.
*/
export const COMMON_DIRECTIVES = [
NgClass,
NgComponentOutlet,
NgForOf,
NgIf,
NgTemplateOutlet,
NgStyle,
NgSwitch,
NgSwitchCase,
NgSwitchDefault,
NgPlural,
NgPluralCase,
];
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { Directive, ElementRef, Input, IterableDiffers, KeyValueDiffers, Renderer2, ɵisListLikeIterable as isListLikeIterable, ɵstringify as stringify } from '@angular/core';
import * as i0 from "@angular/core";
/**
* @ngModule CommonModule
*
* @usageNotes
* ```
* <some-element [ngClass]="'first second'">...</some-element>
*
* <some-element [ngClass]="['first', 'second']">...</some-element>
*
* <some-element [ngClass]="{'first': true, 'second': true, 'third': false}">...</some-element>
*
* <some-element [ngClass]="stringExp|arrayExp|objExp">...</some-element>
*
* <some-element [ngClass]="{'class1 class2 class3' : true}">...</some-element>
* ```
*
* @description
*
* Adds and removes CSS classes on an HTML element.
*
* The CSS classes are updated as follows, depending on the type of the expression evaluation:
* - `string` - the CSS classes listed in the string (space delimited) are added,
* - `Array` - the CSS classes declared as Array elements are added,
* - `Object` - keys are CSS classes that get added when the expression given in the value
* evaluates to a truthy value, otherwise they are removed.
*
* @publicApi
*/
export class NgClass {
constructor(_iterableDiffers, _keyValueDiffers, _ngEl, _renderer) {
this._iterableDiffers = _iterableDiffers;
this._keyValueDiffers = _keyValueDiffers;
this._ngEl = _ngEl;
this._renderer = _renderer;
this._iterableDiffer = null;
this._keyValueDiffer = null;
this._initialClasses = [];
this._rawClass = null;
}
set klass(value) {
this._removeClasses(this._initialClasses);
this._initialClasses = typeof value === 'string' ? value.split(/\s+/) : [];
this._applyClasses(this._initialClasses);
this._applyClasses(this._rawClass);
}
set ngClass(value) {
this._removeClasses(this._rawClass);
this._applyClasses(this._initialClasses);
this._iterableDiffer = null;
this._keyValueDiffer = null;
this._rawClass = typeof value === 'string' ? value.split(/\s+/) : value;
if (this._rawClass) {
if (isListLikeIterable(this._rawClass)) {
this._iterableDiffer = this._iterableDiffers.find(this._rawClass).create();
}
else {
this._keyValueDiffer = this._keyValueDiffers.find(this._rawClass).create();
}
}
}
ngDoCheck() {
if (this._iterableDiffer) {
const iterableChanges = this._iterableDiffer.diff(this._rawClass);
if (iterableChanges) {
this._applyIterableChanges(iterableChanges);
}
}
else if (this._keyValueDiffer) {
const keyValueChanges = this._keyValueDiffer.diff(this._rawClass);
if (keyValueChanges) {
this._applyKeyValueChanges(keyValueChanges);
}
}
}
_applyKeyValueChanges(changes) {
changes.forEachAddedItem((record) => this._toggleClass(record.key, record.currentValue));
changes.forEachChangedItem((record) => this._toggleClass(record.key, record.currentValue));
changes.forEachRemovedItem((record) => {
if (record.previousValue) {
this._toggleClass(record.key, false);
}
});
}
_applyIterableChanges(changes) {
changes.forEachAddedItem((record) => {
if (typeof record.item === 'string') {
this._toggleClass(record.item, true);
}
else {
throw new Error(`NgClass can only toggle CSS classes expressed as strings, got ${stringify(record.item)}`);
}
});
changes.forEachRemovedItem((record) => this._toggleClass(record.item, false));
}
/**
* Applies a collection of CSS classes to the DOM element.
*
* For argument of type Set and Array CSS class names contained in those collections are always
* added.
* For argument of type Map CSS class name in the map's key is toggled based on the value (added
* for truthy and removed for falsy).
*/
_applyClasses(rawClassVal) {
if (rawClassVal) {
if (Array.isArray(rawClassVal) || rawClassVal instanceof Set) {
rawClassVal.forEach((klass) => this._toggleClass(klass, true));
}
else {
Object.keys(rawClassVal).forEach(klass => this._toggleClass(klass, !!rawClassVal[klass]));
}
}
}
/**
* Removes a collection of CSS classes from the DOM element. This is mostly useful for cleanup
* purposes.
*/
_removeClasses(rawClassVal) {
if (rawClassVal) {
if (Array.isArray(rawClassVal) || rawClassVal instanceof Set) {
rawClassVal.forEach((klass) => this._toggleClass(klass, false));
}
else {
Object.keys(rawClassVal).forEach(klass => this._toggleClass(klass, false));
}
}
}
_toggleClass(klass, enabled) {
klass = klass.trim();
if (klass) {
klass.split(/\s+/g).forEach(klass => {
if (enabled) {
this._renderer.addClass(this._ngEl.nativeElement, klass);
}
else {
this._renderer.removeClass(this._ngEl.nativeElement, klass);
}
});
}
}
}
NgClass.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: NgClass, deps: [{ token: i0.IterableDiffers }, { token: i0.KeyValueDiffers }, { token: i0.ElementRef }, { token: i0.Renderer2 }], target: i0.ɵɵFactoryTarget.Directive });
NgClass.ɵdir = i0.ɵɵngDeclareDirective({ minVersion: "14.0.0", version: "15.0.4", type: NgClass, isStandalone: true, selector: "[ngClass]", inputs: { klass: ["class", "klass"], ngClass: "ngClass" }, ngImport: i0 });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: NgClass, decorators: [{
type: Directive,
args: [{
selector: '[ngClass]',
standalone: true,
}]
}], ctorParameters: function () { return [{ type: i0.IterableDiffers }, { type: i0.KeyValueDiffers }, { type: i0.ElementRef }, { type: i0.Renderer2 }]; }, propDecorators: { klass: [{
type: Input,
args: ['class']
}], ngClass: [{
type: Input,
args: ['ngClass']
}] } });
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { createNgModule, Directive, Injector, Input, NgModuleFactory, NgModuleRef, Type, ViewContainerRef } from '@angular/core';
import * as i0 from "@angular/core";
/**
* Instantiates a {@link Component} type and inserts its Host View into the current View.
* `NgComponentOutlet` provides a declarative approach for dynamic component creation.
*
* `NgComponentOutlet` requires a component type, if a falsy value is set the view will clear and
* any existing component will be destroyed.
*
* @usageNotes
*
* ### Fine tune control
*
* You can control the component creation process by using the following optional attributes:
*
* * `ngComponentOutletInjector`: Optional custom {@link Injector} that will be used as parent for
* the Component. Defaults to the injector of the current view container.
*
* * `ngComponentOutletContent`: Optional list of projectable nodes to insert into the content
* section of the component, if it exists.
*
* * `ngComponentOutletNgModule`: Optional NgModule class reference to allow loading another
* module dynamically, then loading a component from that module.
*
* * `ngComponentOutletNgModuleFactory`: Deprecated config option that allows providing optional
* NgModule factory to allow loading another module dynamically, then loading a component from that
* module. Use `ngComponentOutletNgModule` instead.
*
* ### Syntax
*
* Simple
* ```
* <ng-container *ngComponentOutlet="componentTypeExpression"></ng-container>
* ```
*
* Customized injector/content
* ```
* <ng-container *ngComponentOutlet="componentTypeExpression;
* injector: injectorExpression;
* content: contentNodesExpression;">
* </ng-container>
* ```
*
* Customized NgModule reference
* ```
* <ng-container *ngComponentOutlet="componentTypeExpression;
* ngModule: ngModuleClass;">
* </ng-container>
* ```
*
* ### A simple example
*
* {@example common/ngComponentOutlet/ts/module.ts region='SimpleExample'}
*
* A more complete example with additional options:
*
* {@example common/ngComponentOutlet/ts/module.ts region='CompleteExample'}
*
* @publicApi
* @ngModule CommonModule
*/
export class NgComponentOutlet {
constructor(_viewContainerRef) {
this._viewContainerRef = _viewContainerRef;
this.ngComponentOutlet = null;
}
/** @nodoc */
ngOnChanges(changes) {
const { _viewContainerRef: viewContainerRef, ngComponentOutletNgModule: ngModule, ngComponentOutletNgModuleFactory: ngModuleFactory, } = this;
viewContainerRef.clear();
this._componentRef = undefined;
if (this.ngComponentOutlet) {
const injector = this.ngComponentOutletInjector || viewContainerRef.parentInjector;
if (changes['ngComponentOutletNgModule'] || changes['ngComponentOutletNgModuleFactory']) {
if (this._moduleRef)
this._moduleRef.destroy();
if (ngModule) {
this._moduleRef = createNgModule(ngModule, getParentInjector(injector));
}
else if (ngModuleFactory) {
this._moduleRef = ngModuleFactory.create(getParentInjector(injector));
}
else {
this._moduleRef = undefined;
}
}
this._componentRef = viewContainerRef.createComponent(this.ngComponentOutlet, {
index: viewContainerRef.length,
injector,
ngModuleRef: this._moduleRef,
projectableNodes: this.ngComponentOutletContent,
});
}
}
/** @nodoc */
ngOnDestroy() {
if (this._moduleRef)
this._moduleRef.destroy();
}
}
NgComponentOutlet.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: NgComponentOutlet, deps: [{ token: i0.ViewContainerRef }], target: i0.ɵɵFactoryTarget.Directive });
NgComponentOutlet.ɵdir = i0.ɵɵngDeclareDirective({ minVersion: "14.0.0", version: "15.0.4", type: NgComponentOutlet, isStandalone: true, selector: "[ngComponentOutlet]", inputs: { ngComponentOutlet: "ngComponentOutlet", ngComponentOutletInjector: "ngComponentOutletInjector", ngComponentOutletContent: "ngComponentOutletContent", ngComponentOutletNgModule: "ngComponentOutletNgModule", ngComponentOutletNgModuleFactory: "ngComponentOutletNgModuleFactory" }, usesOnChanges: true, ngImport: i0 });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: NgComponentOutlet, decorators: [{
type: Directive,
args: [{
selector: '[ngComponentOutlet]',
standalone: true,
}]
}], ctorParameters: function () { return [{ type: i0.ViewContainerRef }]; }, propDecorators: { ngComponentOutlet: [{
type: Input
}], ngComponentOutletInjector: [{
type: Input
}], ngComponentOutletContent: [{
type: Input
}], ngComponentOutletNgModule: [{
type: Input
}], ngComponentOutletNgModuleFactory: [{
type: Input
}] } });
// Helper function that returns an Injector instance of a parent NgModule.
function getParentInjector(injector) {
const parentNgModule = injector.get(NgModuleRef);
return parentNgModule.injector;
}
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { Directive, Input, IterableDiffers, TemplateRef, ViewContainerRef, ɵRuntimeError as RuntimeError } from '@angular/core';
import * as i0 from "@angular/core";
const NG_DEV_MODE = typeof ngDevMode === 'undefined' || !!ngDevMode;
/**
* @publicApi
*/
export class NgForOfContext {
constructor($implicit, ngForOf, index, count) {
this.$implicit = $implicit;
this.ngForOf = ngForOf;
this.index = index;
this.count = count;
}
get first() {
return this.index === 0;
}
get last() {
return this.index === this.count - 1;
}
get even() {
return this.index % 2 === 0;
}
get odd() {
return !this.even;
}
}
/**
* A [structural directive](guide/structural-directives) that renders
* a template for each item in a collection.
* The directive is placed on an element, which becomes the parent
* of the cloned templates.
*
* The `ngForOf` directive is generally used in the
* [shorthand form](guide/structural-directives#asterisk) `*ngFor`.
* In this form, the template to be rendered for each iteration is the content
* of an anchor element containing the directive.
*
* The following example shows the shorthand syntax with some options,
* contained in an `<li>` element.
*
* ```
* <li *ngFor="let item of items; index as i; trackBy: trackByFn">...</li>
* ```
*
* The shorthand form expands into a long form that uses the `ngForOf` selector
* on an `<ng-template>` element.
* The content of the `<ng-template>` element is the `<li>` element that held the
* short-form directive.
*
* Here is the expanded version of the short-form example.
*
* ```
* <ng-template ngFor let-item [ngForOf]="items" let-i="index" [ngForTrackBy]="trackByFn">
* <li>...</li>
* </ng-template>
* ```
*
* Angular automatically expands the shorthand syntax as it compiles the template.
* The context for each embedded view is logically merged to the current component
* context according to its lexical position.
*
* When using the shorthand syntax, Angular allows only [one structural directive
* on an element](guide/structural-directives#one-per-element).
* If you want to iterate conditionally, for example,
* put the `*ngIf` on a container element that wraps the `*ngFor` element.
* For further discussion, see
* [Structural Directives](guide/structural-directives#one-per-element).
*
* @usageNotes
*
* ### Local variables
*
* `NgForOf` provides exported values that can be aliased to local variables.
* For example:
*
* ```
* <li *ngFor="let user of users; index as i; first as isFirst">
* {{i}}/{{users.length}}. {{user}} <span *ngIf="isFirst">default</span>
* </li>
* ```
*
* The following exported values can be aliased to local variables:
*
* - `$implicit: T`: The value of the individual items in the iterable (`ngForOf`).
* - `ngForOf: NgIterable<T>`: The value of the iterable expression. Useful when the expression is
* more complex then a property access, for example when using the async pipe (`userStreams |
* async`).
* - `index: number`: The index of the current item in the iterable.
* - `count: number`: The length of the iterable.
* - `first: boolean`: True when the item is the first item in the iterable.
* - `last: boolean`: True when the item is the last item in the iterable.
* - `even: boolean`: True when the item has an even index in the iterable.
* - `odd: boolean`: True when the item has an odd index in the iterable.
*
* ### Change propagation
*
* When the contents of the iterator changes, `NgForOf` makes the corresponding changes to the DOM:
*
* * When an item is added, a new instance of the template is added to the DOM.
* * When an item is removed, its template instance is removed from the DOM.
* * When items are reordered, their respective templates are reordered in the DOM.
*
* Angular uses object identity to track insertions and deletions within the iterator and reproduce
* those changes in the DOM. This has important implications for animations and any stateful
* controls that are present, such as `<input>` elements that accept user input. Inserted rows can
* be animated in, deleted rows can be animated out, and unchanged rows retain any unsaved state
* such as user input.
* For more on animations, see [Transitions and Triggers](guide/transition-and-triggers).
*
* The identities of elements in the iterator can change while the data does not.
* This can happen, for example, if the iterator is produced from an RPC to the server, and that
* RPC is re-run. Even if the data hasn't changed, the second response produces objects with
* different identities, and Angular must tear down the entire DOM and rebuild it (as if all old
* elements were deleted and all new elements inserted).
*
* To avoid this expensive operation, you can customize the default tracking algorithm.
* by supplying the `trackBy` option to `NgForOf`.
* `trackBy` takes a function that has two arguments: `index` and `item`.
* If `trackBy` is given, Angular tracks changes by the return value of the function.
*
* @see [Structural Directives](guide/structural-directives)
* @ngModule CommonModule
* @publicApi
*/
export class NgForOf {
constructor(_viewContainer, _template, _differs) {
this._viewContainer = _viewContainer;
this._template = _template;
this._differs = _differs;
this._ngForOf = null;
this._ngForOfDirty = true;
this._differ = null;
}
/**
* The value of the iterable expression, which can be used as a
* [template input variable](guide/structural-directives#shorthand).
*/
set ngForOf(ngForOf) {
this._ngForOf = ngForOf;
this._ngForOfDirty = true;
}
/**
* Specifies a custom `TrackByFunction` to compute the identity of items in an iterable.
*
* If a custom `TrackByFunction` is not provided, `NgForOf` will use the item's [object
* identity](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/is)
* as the key.
*
* `NgForOf` uses the computed key to associate items in an iterable with DOM elements
* it produces for these items.
*
* A custom `TrackByFunction` is useful to provide good user experience in cases when items in an
* iterable rendered using `NgForOf` have a natural identifier (for example, custom ID or a
* primary key), and this iterable could be updated with new object instances that still
* represent the same underlying entity (for example, when data is re-fetched from the server,
* and the iterable is recreated and re-rendered, but most of the data is still the same).
*
* @see `TrackByFunction`
*/
set ngForTrackBy(fn) {
if (NG_DEV_MODE && fn != null && typeof fn !== 'function') {
// TODO(vicb): use a log service once there is a public one available
if (console && console.warn) {
console.warn(`trackBy must be a function, but received ${JSON.stringify(fn)}. ` +
`See https://angular.io/api/common/NgForOf#change-propagation for more information.`);
}
}
this._trackByFn = fn;
}
get ngForTrackBy() {
return this._trackByFn;
}
/**
* A reference to the template that is stamped out for each item in the iterable.
* @see [template reference variable](guide/template-reference-variables)
*/
set ngForTemplate(value) {
// TODO(TS2.1): make TemplateRef<Partial<NgForRowOf<T>>> once we move to TS v2.1
// The current type is too restrictive; a template that just uses index, for example,
// should be acceptable.
if (value) {
this._template = value;
}
}
/**
* Applies the changes when needed.
* @nodoc
*/
ngDoCheck() {
if (this._ngForOfDirty) {
this._ngForOfDirty = false;
// React on ngForOf changes only once all inputs have been initialized
const value = this._ngForOf;
if (!this._differ && value) {
if (NG_DEV_MODE) {
try {
// CAUTION: this logic is duplicated for production mode below, as the try-catch
// is only present in development builds.
this._differ = this._differs.find(value).create(this.ngForTrackBy);
}
catch {
let errorMessage = `Cannot find a differ supporting object '${value}' of type '` +
`${getTypeName(value)}'. NgFor only supports binding to Iterables, such as Arrays.`;
if (typeof value === 'object') {
errorMessage += ' Did you mean to use the keyvalue pipe?';
}
throw new RuntimeError(-2200 /* RuntimeErrorCode.NG_FOR_MISSING_DIFFER */, errorMessage);
}
}
else {
// CAUTION: this logic is duplicated for development mode above, as the try-catch
// is only present in development builds.
this._differ = this._differs.find(value).create(this.ngForTrackBy);
}
}
}
if (this._differ) {
const changes = this._differ.diff(this._ngForOf);
if (changes)
this._applyChanges(changes);
}
}
_applyChanges(changes) {
const viewContainer = this._viewContainer;
changes.forEachOperation((item, adjustedPreviousIndex, currentIndex) => {
if (item.previousIndex == null) {
// NgForOf is never "null" or "undefined" here because the differ detected
// that a new item needs to be inserted from the iterable. This implies that
// there is an iterable value for "_ngForOf".
viewContainer.createEmbeddedView(this._template, new NgForOfContext(item.item, this._ngForOf, -1, -1), currentIndex === null ? undefined : currentIndex);
}
else if (currentIndex == null) {
viewContainer.remove(adjustedPreviousIndex === null ? undefined : adjustedPreviousIndex);
}
else if (adjustedPreviousIndex !== null) {
const view = viewContainer.get(adjustedPreviousIndex);
viewContainer.move(view, currentIndex);
applyViewChange(view, item);
}
});
for (let i = 0, ilen = viewContainer.length; i < ilen; i++) {
const viewRef = viewContainer.get(i);
const context = viewRef.context;
context.index = i;
context.count = ilen;
context.ngForOf = this._ngForOf;
}
changes.forEachIdentityChange((record) => {
const viewRef = viewContainer.get(record.currentIndex);
applyViewChange(viewRef, record);
});
}
/**
* Asserts the correct type of the context for the template that `NgForOf` will render.
*
* The presence of this method is a signal to the Ivy template type-check compiler that the
* `NgForOf` structural directive renders its template with a specific context type.
*/
static ngTemplateContextGuard(dir, ctx) {
return true;
}
}
NgForOf.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: NgForOf, deps: [{ token: i0.ViewContainerRef }, { token: i0.TemplateRef }, { token: i0.IterableDiffers }], target: i0.ɵɵFactoryTarget.Directive });
NgForOf.ɵdir = i0.ɵɵngDeclareDirective({ minVersion: "14.0.0", version: "15.0.4", type: NgForOf, isStandalone: true, selector: "[ngFor][ngForOf]", inputs: { ngForOf: "ngForOf", ngForTrackBy: "ngForTrackBy", ngForTemplate: "ngForTemplate" }, ngImport: i0 });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: NgForOf, decorators: [{
type: Directive,
args: [{
selector: '[ngFor][ngForOf]',
standalone: true,
}]
}], ctorParameters: function () { return [{ type: i0.ViewContainerRef }, { type: i0.TemplateRef }, { type: i0.IterableDiffers }]; }, propDecorators: { ngForOf: [{
type: Input
}], ngForTrackBy: [{
type: Input
}], ngForTemplate: [{
type: Input
}] } });
// Also export the `NgForOf` class as `NgFor` to improve the DX for
// cases when the directive is used as standalone, so the class name
// matches the CSS selector (*ngFor).
export { NgForOf as NgFor };
function applyViewChange(view, record) {
view.context.$implicit = record.item;
}
function getTypeName(type) {
return type['name'] || typeof type;
}
//# 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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { Directive, Input, TemplateRef, ViewContainerRef, ɵstringify as stringify } from '@angular/core';
import * as i0 from "@angular/core";
/**
* A structural directive that conditionally includes a template based on the value of
* an expression coerced to Boolean.
* When the expression evaluates to true, Angular renders the template
* provided in a `then` clause, and when false or null,
* Angular renders the template provided in an optional `else` clause. The default
* template for the `else` clause is blank.
*
* A [shorthand form](guide/structural-directives#asterisk) of the directive,
* `*ngIf="condition"`, is generally used, provided
* as an attribute of the anchor element for the inserted template.
* Angular expands this into a more explicit version, in which the anchor element
* is contained in an `<ng-template>` element.
*
* Simple form with shorthand syntax:
*
* ```
* <div *ngIf="condition">Content to render when condition is true.</div>
* ```
*
* Simple form with expanded syntax:
*
* ```
* <ng-template [ngIf]="condition"><div>Content to render when condition is
* true.</div></ng-template>
* ```
*
* Form with an "else" block:
*
* ```
* <div *ngIf="condition; else elseBlock">Content to render when condition is true.</div>
* <ng-template #elseBlock>Content to render when condition is false.</ng-template>
* ```
*
* Shorthand form with "then" and "else" blocks:
*
* ```
* <div *ngIf="condition; then thenBlock else elseBlock"></div>
* <ng-template #thenBlock>Content to render when condition is true.</ng-template>
* <ng-template #elseBlock>Content to render when condition is false.</ng-template>
* ```
*
* Form with storing the value locally:
*
* ```
* <div *ngIf="condition as value; else elseBlock">{{value}}</div>
* <ng-template #elseBlock>Content to render when value is null.</ng-template>
* ```
*
* @usageNotes
*
* The `*ngIf` directive is most commonly used to conditionally show an inline template,
* as seen in the following example.
* The default `else` template is blank.
*
* {@example common/ngIf/ts/module.ts region='NgIfSimple'}
*
* ### Showing an alternative template using `else`
*
* To display a template when `expression` evaluates to false, use an `else` template
* binding as shown in the following example.
* The `else` binding points to an `<ng-template>` element labeled `#elseBlock`.
* The template can be defined anywhere in the component view, but is typically placed right after
* `ngIf` for readability.
*
* {@example common/ngIf/ts/module.ts region='NgIfElse'}
*
* ### Using an external `then` template
*
* In the previous example, the then-clause template is specified inline, as the content of the
* tag that contains the `ngIf` directive. You can also specify a template that is defined
* externally, by referencing a labeled `<ng-template>` element. When you do this, you can
* change which template to use at runtime, as shown in the following example.
*
* {@example common/ngIf/ts/module.ts region='NgIfThenElse'}
*
* ### Storing a conditional result in a variable
*
* You might want to show a set of properties from the same object. If you are waiting
* for asynchronous data, the object can be undefined.
* In this case, you can use `ngIf` and store the result of the condition in a local
* variable as shown in the following example.
*
* {@example common/ngIf/ts/module.ts region='NgIfAs'}
*
* This code uses only one `AsyncPipe`, so only one subscription is created.
* The conditional statement stores the result of `userStream|async` in the local variable `user`.
* You can then bind the local `user` repeatedly.
*
* The conditional displays the data only if `userStream` returns a value,
* so you don't need to use the
* safe-navigation-operator (`?.`)
* to guard against null values when accessing properties.
* You can display an alternative template while waiting for the data.
*
* ### Shorthand syntax
*
* The shorthand syntax `*ngIf` expands into two separate template specifications
* for the "then" and "else" clauses. For example, consider the following shorthand statement,
* that is meant to show a loading page while waiting for data to be loaded.
*
* ```
* <div class="hero-list" *ngIf="heroes else loading">
* ...
* </div>
*
* <ng-template #loading>
* <div>Loading...</div>
* </ng-template>
* ```
*
* You can see that the "else" clause references the `<ng-template>`
* with the `#loading` label, and the template for the "then" clause
* is provided as the content of the anchor element.
*
* However, when Angular expands the shorthand syntax, it creates
* another `<ng-template>` tag, with `ngIf` and `ngIfElse` directives.
* The anchor element containing the template for the "then" clause becomes
* the content of this unlabeled `<ng-template>` tag.
*
* ```
* <ng-template [ngIf]="heroes" [ngIfElse]="loading">
* <div class="hero-list">
* ...
* </div>
* </ng-template>
*
* <ng-template #loading>
* <div>Loading...</div>
* </ng-template>
* ```
*
* The presence of the implicit template object has implications for the nesting of
* structural directives. For more on this subject, see
* [Structural Directives](guide/structural-directives#one-per-element).
*
* @ngModule CommonModule
* @publicApi
*/
export class NgIf {
constructor(_viewContainer, templateRef) {
this._viewContainer = _viewContainer;
this._context = new NgIfContext();
this._thenTemplateRef = null;
this._elseTemplateRef = null;
this._thenViewRef = null;
this._elseViewRef = null;
this._thenTemplateRef = templateRef;
}
/**
* The Boolean expression to evaluate as the condition for showing a template.
*/
set ngIf(condition) {
this._context.$implicit = this._context.ngIf = condition;
this._updateView();
}
/**
* A template to show if the condition expression evaluates to true.
*/
set ngIfThen(templateRef) {
assertTemplate('ngIfThen', templateRef);
this._thenTemplateRef = templateRef;
this._thenViewRef = null; // clear previous view if any.
this._updateView();
}
/**
* A template to show if the condition expression evaluates to false.
*/
set ngIfElse(templateRef) {
assertTemplate('ngIfElse', templateRef);
this._elseTemplateRef = templateRef;
this._elseViewRef = null; // clear previous view if any.
this._updateView();
}
_updateView() {
if (this._context.$implicit) {
if (!this._thenViewRef) {
this._viewContainer.clear();
this._elseViewRef = null;
if (this._thenTemplateRef) {
this._thenViewRef =
this._viewContainer.createEmbeddedView(this._thenTemplateRef, this._context);
}
}
}
else {
if (!this._elseViewRef) {
this._viewContainer.clear();
this._thenViewRef = null;
if (this._elseTemplateRef) {
this._elseViewRef =
this._viewContainer.createEmbeddedView(this._elseTemplateRef, this._context);
}
}
}
}
/**
* Asserts the correct type of the context for the template that `NgIf` will render.
*
* The presence of this method is a signal to the Ivy template type-check compiler that the
* `NgIf` structural directive renders its template with a specific context type.
*/
static ngTemplateContextGuard(dir, ctx) {
return true;
}
}
NgIf.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: NgIf, deps: [{ token: i0.ViewContainerRef }, { token: i0.TemplateRef }], target: i0.ɵɵFactoryTarget.Directive });
NgIf.ɵdir = i0.ɵɵngDeclareDirective({ minVersion: "14.0.0", version: "15.0.4", type: NgIf, isStandalone: true, selector: "[ngIf]", inputs: { ngIf: "ngIf", ngIfThen: "ngIfThen", ngIfElse: "ngIfElse" }, ngImport: i0 });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: NgIf, decorators: [{
type: Directive,
args: [{
selector: '[ngIf]',
standalone: true,
}]
}], ctorParameters: function () { return [{ type: i0.ViewContainerRef }, { type: i0.TemplateRef }]; }, propDecorators: { ngIf: [{
type: Input
}], ngIfThen: [{
type: Input
}], ngIfElse: [{
type: Input
}] } });
/**
* @publicApi
*/
export class NgIfContext {
constructor() {
this.$implicit = null;
this.ngIf = null;
}
}
function assertTemplate(property, templateRef) {
const isTemplateRefOrNull = !!(!templateRef || templateRef.createEmbeddedView);
if (!isTemplateRefOrNull) {
throw new Error(`${property} must be a TemplateRef, but received '${stringify(templateRef)}'.`);
}
}
//# 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@@ -0,0 +1,20 @@
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { ɵRuntimeError as RuntimeError } from '@angular/core';
/**
* Asserts that the application is in development mode. Throws an error if the application is in
* production mode. This assert can be used to make sure that there is no dev-mode code invoked in
* the prod mode accidentally.
*/
export function assertDevMode(checkName) {
if (!ngDevMode) {
throw new RuntimeError(2958 /* RuntimeErrorCode.UNEXPECTED_DEV_MODE_CHECK_IN_PROD_MODE */, `Unexpected invocation of the ${checkName} in the prod mode. ` +
`Please make sure that the prod mode is enabled for production builds.`);
}
}
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@@ -0,0 +1,13 @@
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
// Assembles directive details string, useful for error messages.
export function imgDirectiveDetails(ngSrc, includeNgSrc = true) {
const ngSrcInfo = includeNgSrc ? `(activated on an <img> element with the \`ngSrc="${ngSrc}"\`) ` : '';
return `The NgOptimizedImage directive ${ngSrcInfo}has detected that`;
}
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@@ -0,0 +1,30 @@
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { createImageLoader } from './image_loader';
/**
* Function that generates an ImageLoader for [Cloudflare Image
* Resizing](https://developers.cloudflare.com/images/image-resizing/) and turns it into an Angular
* provider. Note: Cloudflare has multiple image products - this provider is specifically for
* Cloudflare Image Resizing; it will not work with Cloudflare Images or Cloudflare Polish.
*
* @param path Your domain name, e.g. https://mysite.com
* @returns Provider that provides an ImageLoader function
*
* @publicApi
*/
export const provideCloudflareLoader = createImageLoader(createCloudflareUrl, ngDevMode ? ['https://<ZONE>/cdn-cgi/image/<OPTIONS>/<SOURCE-IMAGE>'] : undefined);
function createCloudflareUrl(path, config) {
let params = `format=auto`;
if (config.width) {
params += `,width=${config.width}`;
}
// Cloudflare image URLs format:
// https://developers.cloudflare.com/images/image-resizing/url-format/
return `${path}/cdn-cgi/image/${params}/${config.src}`;
}
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@@ -0,0 +1,52 @@
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { createImageLoader } from './image_loader';
/**
* Name and URL tester for Cloudinary.
*/
export const cloudinaryLoaderInfo = {
name: 'Cloudinary',
testUrl: isCloudinaryUrl
};
const CLOUDINARY_LOADER_REGEX = /https?\:\/\/[^\/]+\.cloudinary\.com\/.+/;
/**
* Tests whether a URL is from Cloudinary CDN.
*/
function isCloudinaryUrl(url) {
return CLOUDINARY_LOADER_REGEX.test(url);
}
/**
* Function that generates an ImageLoader for Cloudinary and turns it into an Angular provider.
*
* @param path Base URL of your Cloudinary images
* This URL should match one of the following formats:
* https://res.cloudinary.com/mysite
* https://mysite.cloudinary.com
* https://subdomain.mysite.com
* @returns Set of providers to configure the Cloudinary loader.
*
* @publicApi
*/
export const provideCloudinaryLoader = createImageLoader(createCloudinaryUrl, ngDevMode ?
[
'https://res.cloudinary.com/mysite', 'https://mysite.cloudinary.com',
'https://subdomain.mysite.com'
] :
undefined);
function createCloudinaryUrl(path, config) {
// Cloudinary image URLformat:
// https://cloudinary.com/documentation/image_transformations#transformation_url_structure
// Example of a Cloudinary image URL:
// https://res.cloudinary.com/mysite/image/upload/c_scale,f_auto,q_auto,w_600/marketing/tile-topics-m.png
let params = `f_auto,q_auto`; // sets image format and quality to "auto"
if (config.width) {
params += `,w_${config.width}`;
}
return `${path}/image/upload/${params}/${config.src}`;
}
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@@ -0,0 +1,74 @@
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { InjectionToken, ɵRuntimeError as RuntimeError } from '@angular/core';
import { isAbsoluteUrl, isValidPath, normalizePath, normalizeSrc } from '../url';
/**
* Noop image loader that does no transformation to the original src and just returns it as is.
* This loader is used as a default one if more specific logic is not provided in an app config.
*
* @see `ImageLoader`
* @see `NgOptimizedImage`
*/
export const noopImageLoader = (config) => config.src;
/**
* Injection token that configures the image loader function.
*
* @see `ImageLoader`
* @see `NgOptimizedImage`
* @publicApi
*/
export const IMAGE_LOADER = new InjectionToken('ImageLoader', {
providedIn: 'root',
factory: () => noopImageLoader,
});
/**
* Internal helper function that makes it easier to introduce custom image loaders for the
* `NgOptimizedImage` directive. It is enough to specify a URL builder function to obtain full DI
* configuration for a given loader: a DI token corresponding to the actual loader function, plus DI
* tokens managing preconnect check functionality.
* @param buildUrlFn a function returning a full URL based on loader's configuration
* @param exampleUrls example of full URLs for a given loader (used in error messages)
* @returns a set of DI providers corresponding to the configured image loader
*/
export function createImageLoader(buildUrlFn, exampleUrls) {
return function provideImageLoader(path) {
if (!isValidPath(path)) {
throwInvalidPathError(path, exampleUrls || []);
}
// The trailing / is stripped (if provided) to make URL construction (concatenation) easier in
// the individual loader functions.
path = normalizePath(path);
const loaderFn = (config) => {
if (isAbsoluteUrl(config.src)) {
// Image loader functions expect an image file name (e.g. `my-image.png`)
// or a relative path + a file name (e.g. `/a/b/c/my-image.png`) as an input,
// so the final absolute URL can be constructed.
// When an absolute URL is provided instead - the loader can not
// build a final URL, thus the error is thrown to indicate that.
throwUnexpectedAbsoluteUrlError(path, config.src);
}
return buildUrlFn(path, { ...config, src: normalizeSrc(config.src) });
};
const providers = [{ provide: IMAGE_LOADER, useValue: loaderFn }];
return providers;
};
}
function throwInvalidPathError(path, exampleUrls) {
throw new RuntimeError(2959 /* RuntimeErrorCode.INVALID_LOADER_ARGUMENTS */, ngDevMode &&
`Image loader has detected an invalid path (\`${path}\`). ` +
`To fix this, supply a path using one of the following formats: ${exampleUrls.join(' or ')}`);
}
function throwUnexpectedAbsoluteUrlError(path, url) {
throw new RuntimeError(2959 /* RuntimeErrorCode.INVALID_LOADER_ARGUMENTS */, ngDevMode &&
`Image loader has detected a \`<img>\` tag with an invalid \`ngSrc\` attribute: ${url}. ` +
`This image loader expects \`ngSrc\` to be a relative URL - ` +
`however the provided value is an absolute URL. ` +
`To fix this, provide \`ngSrc\` as a path relative to the base URL ` +
`configured for this loader (\`${path}\`).`);
}
//# 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@@ -0,0 +1,44 @@
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { createImageLoader } from './image_loader';
/**
* Name and URL tester for ImageKit.
*/
export const imageKitLoaderInfo = {
name: 'ImageKit',
testUrl: isImageKitUrl
};
const IMAGE_KIT_LOADER_REGEX = /https?\:\/\/[^\/]+\.imagekit\.io\/.+/;
/**
* Tests whether a URL is from ImageKit CDN.
*/
function isImageKitUrl(url) {
return IMAGE_KIT_LOADER_REGEX.test(url);
}
/**
* Function that generates an ImageLoader for ImageKit and turns it into an Angular provider.
*
* @param path Base URL of your ImageKit images
* This URL should match one of the following formats:
* https://ik.imagekit.io/myaccount
* https://subdomain.mysite.com
* @returns Set of providers to configure the ImageKit loader.
*
* @publicApi
*/
export const provideImageKitLoader = createImageLoader(createImagekitUrl, ngDevMode ? ['https://ik.imagekit.io/mysite', 'https://subdomain.mysite.com'] : undefined);
export function createImagekitUrl(path, config) {
// Example of an ImageKit image URL:
// https://ik.imagekit.io/demo/tr:w-300,h-300/medium_cafe_B1iTdD0C.jpg
let params = `tr:q-auto`; // applies the "auto quality" transformation
if (config.width) {
params += `,w-${config.width}`;
}
return `${path}/${params}/${config.src}`;
}
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@@ -0,0 +1,42 @@
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { createImageLoader } from './image_loader';
/**
* Name and URL tester for Imgix.
*/
export const imgixLoaderInfo = {
name: 'Imgix',
testUrl: isImgixUrl
};
const IMGIX_LOADER_REGEX = /https?\:\/\/[^\/]+\.imgix\.net\/.+/;
/**
* Tests whether a URL is from Imgix CDN.
*/
function isImgixUrl(url) {
return IMGIX_LOADER_REGEX.test(url);
}
/**
* Function that generates an ImageLoader for Imgix and turns it into an Angular provider.
*
* @param path path to the desired Imgix origin,
* e.g. https://somepath.imgix.net or https://images.mysite.com
* @returns Set of providers to configure the Imgix loader.
*
* @publicApi
*/
export const provideImgixLoader = createImageLoader(createImgixUrl, ngDevMode ? ['https://somepath.imgix.net/'] : undefined);
function createImgixUrl(path, config) {
const url = new URL(`${path}/${config.src}`);
// This setting ensures the smallest allowable format is set.
url.searchParams.set('auto', 'format');
if (config.width) {
url.searchParams.set('w', config.width.toString());
}
return url.href;
}
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@@ -0,0 +1,16 @@
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
// These exports represent the set of symbols exposed as a public API.
export { provideCloudflareLoader } from './image_loaders/cloudflare_loader';
export { provideCloudinaryLoader } from './image_loaders/cloudinary_loader';
export { IMAGE_LOADER } from './image_loaders/image_loader';
export { provideImageKitLoader } from './image_loaders/imagekit_loader';
export { provideImgixLoader } from './image_loaders/imgix_loader';
export { IMAGE_CONFIG, NgOptimizedImage } from './ng_optimized_image';
export { PRECONNECT_CHECK_BLOCKLIST } from './preconnect_link_checker';
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@@ -0,0 +1,99 @@
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { inject, Injectable, ɵformatRuntimeError as formatRuntimeError } from '@angular/core';
import { DOCUMENT } from '../../dom_tokens';
import { assertDevMode } from './asserts';
import { imgDirectiveDetails } from './error_helper';
import { getUrl } from './url';
import * as i0 from "@angular/core";
/**
* Observer that detects whether an image with `NgOptimizedImage`
* is treated as a Largest Contentful Paint (LCP) element. If so,
* asserts that the image has the `priority` attribute.
*
* Note: this is a dev-mode only class and it does not appear in prod bundles,
* thus there is no `ngDevMode` use in the code.
*
* Based on https://web.dev/lcp/#measure-lcp-in-javascript.
*/
export class LCPImageObserver {
constructor() {
// Map of full image URLs -> original `ngSrc` values.
this.images = new Map();
// Keep track of images for which `console.warn` was produced.
this.alreadyWarned = new Set();
this.window = null;
this.observer = null;
assertDevMode('LCP checker');
const win = inject(DOCUMENT).defaultView;
if (typeof win !== 'undefined' && typeof PerformanceObserver !== 'undefined') {
this.window = win;
this.observer = this.initPerformanceObserver();
}
}
/**
* Inits PerformanceObserver and subscribes to LCP events.
* Based on https://web.dev/lcp/#measure-lcp-in-javascript
*/
initPerformanceObserver() {
const observer = new PerformanceObserver((entryList) => {
const entries = entryList.getEntries();
if (entries.length === 0)
return;
// We use the latest entry produced by the `PerformanceObserver` as the best
// signal on which element is actually an LCP one. As an example, the first image to load on
// a page, by virtue of being the only thing on the page so far, is often a LCP candidate
// and gets reported by PerformanceObserver, but isn't necessarily the LCP element.
const lcpElement = entries[entries.length - 1];
// Cast to `any` due to missing `element` on the `LargestContentfulPaint` type of entry.
// See https://developer.mozilla.org/en-US/docs/Web/API/LargestContentfulPaint
const imgSrc = lcpElement.element?.src ?? '';
// Exclude `data:` and `blob:` URLs, since they are not supported by the directive.
if (imgSrc.startsWith('data:') || imgSrc.startsWith('blob:'))
return;
const imgNgSrc = this.images.get(imgSrc);
if (imgNgSrc && !this.alreadyWarned.has(imgSrc)) {
this.alreadyWarned.add(imgSrc);
logMissingPriorityWarning(imgSrc);
}
});
observer.observe({ type: 'largest-contentful-paint', buffered: true });
return observer;
}
registerImage(rewrittenSrc, originalNgSrc) {
if (!this.observer)
return;
this.images.set(getUrl(rewrittenSrc, this.window).href, originalNgSrc);
}
unregisterImage(rewrittenSrc) {
if (!this.observer)
return;
this.images.delete(getUrl(rewrittenSrc, this.window).href);
}
ngOnDestroy() {
if (!this.observer)
return;
this.observer.disconnect();
this.images.clear();
this.alreadyWarned.clear();
}
}
LCPImageObserver.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: LCPImageObserver, deps: [], target: i0.ɵɵFactoryTarget.Injectable });
LCPImageObserver.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: LCPImageObserver, providedIn: 'root' });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: LCPImageObserver, decorators: [{
type: Injectable,
args: [{ providedIn: 'root' }]
}], ctorParameters: function () { return []; } });
function logMissingPriorityWarning(ngSrc) {
const directiveDetails = imgDirectiveDetails(ngSrc);
console.warn(formatRuntimeError(2955 /* RuntimeErrorCode.LCP_IMG_MISSING_PRIORITY */, `${directiveDetails} this image is the Largest Contentful Paint (LCP) ` +
`element but was not marked "priority". This image should be marked ` +
`"priority" in order to prioritize its loading. ` +
`To fix this, add the "priority" attribute.`));
}
//# 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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { Directive, ElementRef, inject, InjectionToken, Injector, Input, NgZone, PLATFORM_ID, Renderer2, ɵformatRuntimeError as formatRuntimeError, ɵRuntimeError as RuntimeError } from '@angular/core';
import { isPlatformServer } from '../../platform_id';
import { imgDirectiveDetails } from './error_helper';
import { cloudinaryLoaderInfo } from './image_loaders/cloudinary_loader';
import { IMAGE_LOADER, noopImageLoader } from './image_loaders/image_loader';
import { imageKitLoaderInfo } from './image_loaders/imagekit_loader';
import { imgixLoaderInfo } from './image_loaders/imgix_loader';
import { LCPImageObserver } from './lcp_image_observer';
import { PreconnectLinkChecker } from './preconnect_link_checker';
import { PreloadLinkCreator } from './preload-link-creator';
import * as i0 from "@angular/core";
/**
* When a Base64-encoded image is passed as an input to the `NgOptimizedImage` directive,
* an error is thrown. The image content (as a string) might be very long, thus making
* it hard to read an error message if the entire string is included. This const defines
* the number of characters that should be included into the error message. The rest
* of the content is truncated.
*/
const BASE64_IMG_MAX_LENGTH_IN_ERROR = 50;
/**
* RegExpr to determine whether a src in a srcset is using width descriptors.
* Should match something like: "100w, 200w".
*/
const VALID_WIDTH_DESCRIPTOR_SRCSET = /^((\s*\d+w\s*(,|$)){1,})$/;
/**
* RegExpr to determine whether a src in a srcset is using density descriptors.
* Should match something like: "1x, 2x, 50x". Also supports decimals like "1.5x, 1.50x".
*/
const VALID_DENSITY_DESCRIPTOR_SRCSET = /^((\s*\d+(\.\d+)?x\s*(,|$)){1,})$/;
/**
* Srcset values with a density descriptor higher than this value will actively
* throw an error. Such densities are not permitted as they cause image sizes
* to be unreasonably large and slow down LCP.
*/
export const ABSOLUTE_SRCSET_DENSITY_CAP = 3;
/**
* Used only in error message text to communicate best practices, as we will
* only throw based on the slightly more conservative ABSOLUTE_SRCSET_DENSITY_CAP.
*/
export const RECOMMENDED_SRCSET_DENSITY_CAP = 2;
/**
* Used in generating automatic density-based srcsets
*/
const DENSITY_SRCSET_MULTIPLIERS = [1, 2];
/**
* Used to determine which breakpoints to use on full-width images
*/
const VIEWPORT_BREAKPOINT_CUTOFF = 640;
/**
* Used to determine whether two aspect ratios are similar in value.
*/
const ASPECT_RATIO_TOLERANCE = .1;
/**
* Used to determine whether the image has been requested at an overly
* large size compared to the actual rendered image size (after taking
* into account a typical device pixel ratio). In pixels.
*/
const OVERSIZED_IMAGE_TOLERANCE = 1000;
/**
* Used to limit automatic srcset generation of very large sources for
* fixed-size images. In pixels.
*/
const FIXED_SRCSET_WIDTH_LIMIT = 1920;
const FIXED_SRCSET_HEIGHT_LIMIT = 1080;
/** Info about built-in loaders we can test for. */
export const BUILT_IN_LOADERS = [imgixLoaderInfo, imageKitLoaderInfo, cloudinaryLoaderInfo];
const defaultConfig = {
breakpoints: [16, 32, 48, 64, 96, 128, 256, 384, 640, 750, 828, 1080, 1200, 1920, 2048, 3840],
};
/**
* Injection token that configures the image optimized image functionality.
*
* @see `NgOptimizedImage`
* @publicApi
* @developerPreview
*/
export const IMAGE_CONFIG = new InjectionToken('ImageConfig', { providedIn: 'root', factory: () => defaultConfig });
/**
* Directive that improves image loading performance by enforcing best practices.
*
* `NgOptimizedImage` ensures that the loading of the Largest Contentful Paint (LCP) image is
* prioritized by:
* - Automatically setting the `fetchpriority` attribute on the `<img>` tag
* - Lazy loading non-priority images by default
* - Asserting that there is a corresponding preconnect link tag in the document head
*
* In addition, the directive:
* - Generates appropriate asset URLs if a corresponding `ImageLoader` function is provided
* - Automatically generates a srcset
* - Requires that `width` and `height` are set
* - Warns if `width` or `height` have been set incorrectly
* - Warns if the image will be visually distorted when rendered
*
* @usageNotes
* The `NgOptimizedImage` directive is marked as [standalone](guide/standalone-components) and can
* be imported directly.
*
* Follow the steps below to enable and use the directive:
* 1. Import it into the necessary NgModule or a standalone Component.
* 2. Optionally provide an `ImageLoader` if you use an image hosting service.
* 3. Update the necessary `<img>` tags in templates and replace `src` attributes with `ngSrc`.
* Using a `ngSrc` allows the directive to control when the `src` gets set, which triggers an image
* download.
*
* Step 1: import the `NgOptimizedImage` directive.
*
* ```typescript
* import { NgOptimizedImage } from '@angular/common';
*
* // Include it into the necessary NgModule
* @NgModule({
* imports: [NgOptimizedImage],
* })
* class AppModule {}
*
* // ... or a standalone Component
* @Component({
* standalone: true
* imports: [NgOptimizedImage],
* })
* class MyStandaloneComponent {}
* ```
*
* Step 2: configure a loader.
*
* To use the **default loader**: no additional code changes are necessary. The URL returned by the
* generic loader will always match the value of "src". In other words, this loader applies no
* transformations to the resource URL and the value of the `ngSrc` attribute will be used as is.
*
* To use an existing loader for a **third-party image service**: add the provider factory for your
* chosen service to the `providers` array. In the example below, the Imgix loader is used:
*
* ```typescript
* import {provideImgixLoader} from '@angular/common';
*
* // Call the function and add the result to the `providers` array:
* providers: [
* provideImgixLoader("https://my.base.url/"),
* ],
* ```
*
* The `NgOptimizedImage` directive provides the following functions:
* - `provideCloudflareLoader`
* - `provideCloudinaryLoader`
* - `provideImageKitLoader`
* - `provideImgixLoader`
*
* If you use a different image provider, you can create a custom loader function as described
* below.
*
* To use a **custom loader**: provide your loader function as a value for the `IMAGE_LOADER` DI
* token.
*
* ```typescript
* import {IMAGE_LOADER, ImageLoaderConfig} from '@angular/common';
*
* // Configure the loader using the `IMAGE_LOADER` token.
* providers: [
* {
* provide: IMAGE_LOADER,
* useValue: (config: ImageLoaderConfig) => {
* return `https://example.com/${config.src}-${config.width}.jpg}`;
* }
* },
* ],
* ```
*
* Step 3: update `<img>` tags in templates to use `ngSrc` instead of `src`.
*
* ```
* <img ngSrc="logo.png" width="200" height="100">
* ```
*
* @publicApi
*/
export class NgOptimizedImage {
constructor() {
this.imageLoader = inject(IMAGE_LOADER);
this.config = processConfig(inject(IMAGE_CONFIG));
this.renderer = inject(Renderer2);
this.imgElement = inject(ElementRef).nativeElement;
this.injector = inject(Injector);
this.isServer = isPlatformServer(inject(PLATFORM_ID));
this.preloadLinkChecker = inject(PreloadLinkCreator);
// a LCP image observer - should be injected only in the dev mode
this.lcpObserver = ngDevMode ? this.injector.get(LCPImageObserver) : null;
/**
* Calculate the rewritten `src` once and store it.
* This is needed to avoid repetitive calculations and make sure the directive cleanup in the
* `ngOnDestroy` does not rely on the `IMAGE_LOADER` logic (which in turn can rely on some other
* instance that might be already destroyed).
*/
this._renderedSrc = null;
this._priority = false;
this._disableOptimizedSrcset = false;
this._fill = false;
}
/**
* For responsive images: the intrinsic width of the image in pixels.
* For fixed size images: the desired rendered width of the image in pixels.
*/
set width(value) {
ngDevMode && assertGreaterThanZero(this, value, 'width');
this._width = inputToInteger(value);
}
get width() {
return this._width;
}
/**
* For responsive images: the intrinsic height of the image in pixels.
* For fixed size images: the desired rendered height of the image in pixels.* The intrinsic
* height of the image in pixels.
*/
set height(value) {
ngDevMode && assertGreaterThanZero(this, value, 'height');
this._height = inputToInteger(value);
}
get height() {
return this._height;
}
/**
* Indicates whether this image should have a high priority.
*/
set priority(value) {
this._priority = inputToBoolean(value);
}
get priority() {
return this._priority;
}
/**
* Disables automatic srcset generation for this image.
*/
set disableOptimizedSrcset(value) {
this._disableOptimizedSrcset = inputToBoolean(value);
}
get disableOptimizedSrcset() {
return this._disableOptimizedSrcset;
}
/**
* Sets the image to "fill mode", which eliminates the height/width requirement and adds
* styles such that the image fills its containing element.
*
* @developerPreview
*/
set fill(value) {
this._fill = inputToBoolean(value);
}
get fill() {
return this._fill;
}
/** @nodoc */
ngOnInit() {
if (ngDevMode) {
assertNonEmptyInput(this, 'ngSrc', this.ngSrc);
assertValidNgSrcset(this, this.ngSrcset);
assertNoConflictingSrc(this);
if (this.ngSrcset) {
assertNoConflictingSrcset(this);
}
assertNotBase64Image(this);
assertNotBlobUrl(this);
if (this.fill) {
assertEmptyWidthAndHeight(this);
assertNonZeroRenderedHeight(this, this.imgElement, this.renderer);
}
else {
assertNonEmptyWidthAndHeight(this);
// Only check for distorted images when not in fill mode, where
// images may be intentionally stretched, cropped or letterboxed.
assertNoImageDistortion(this, this.imgElement, this.renderer);
}
assertValidLoadingInput(this);
if (!this.ngSrcset) {
assertNoComplexSizes(this);
}
assertNotMissingBuiltInLoader(this.ngSrc, this.imageLoader);
if (this.priority) {
const checker = this.injector.get(PreconnectLinkChecker);
checker.assertPreconnect(this.getRewrittenSrc(), this.ngSrc);
}
else {
// Monitor whether an image is an LCP element only in case
// the `priority` attribute is missing. Otherwise, an image
// has the necessary settings and no extra checks are required.
if (this.lcpObserver !== null) {
const ngZone = this.injector.get(NgZone);
ngZone.runOutsideAngular(() => {
this.lcpObserver.registerImage(this.getRewrittenSrc(), this.ngSrc);
});
}
}
}
this.setHostAttributes();
}
setHostAttributes() {
// Must set width/height explicitly in case they are bound (in which case they will
// only be reflected and not found by the browser)
if (this.fill) {
if (!this.sizes) {
this.sizes = '100vw';
}
}
else {
this.setHostAttribute('width', this.width.toString());
this.setHostAttribute('height', this.height.toString());
}
this.setHostAttribute('loading', this.getLoadingBehavior());
this.setHostAttribute('fetchpriority', this.getFetchPriority());
// The `src` and `srcset` attributes should be set last since other attributes
// could affect the image's loading behavior.
const rewrittenSrc = this.getRewrittenSrc();
this.setHostAttribute('src', rewrittenSrc);
let rewrittenSrcset = undefined;
if (this.sizes) {
this.setHostAttribute('sizes', this.sizes);
}
if (this.ngSrcset) {
rewrittenSrcset = this.getRewrittenSrcset();
}
else if (this.shouldGenerateAutomaticSrcset()) {
rewrittenSrcset = this.getAutomaticSrcset();
}
if (rewrittenSrcset) {
this.setHostAttribute('srcset', rewrittenSrcset);
}
if (this.isServer && this.priority) {
this.preloadLinkChecker.createPreloadLinkTag(this.renderer, rewrittenSrc, rewrittenSrcset, this.sizes);
}
}
/** @nodoc */
ngOnChanges(changes) {
if (ngDevMode) {
assertNoPostInitInputChange(this, changes, [
'ngSrc',
'ngSrcset',
'width',
'height',
'priority',
'fill',
'loading',
'sizes',
'disableOptimizedSrcset',
]);
}
}
getLoadingBehavior() {
if (!this.priority && this.loading !== undefined) {
return this.loading;
}
return this.priority ? 'eager' : 'lazy';
}
getFetchPriority() {
return this.priority ? 'high' : 'auto';
}
getRewrittenSrc() {
// ImageLoaderConfig supports setting a width property. However, we're not setting width here
// because if the developer uses rendered width instead of intrinsic width in the HTML width
// attribute, the image requested may be too small for 2x+ screens.
if (!this._renderedSrc) {
const imgConfig = { src: this.ngSrc };
// Cache calculated image src to reuse it later in the code.
this._renderedSrc = this.imageLoader(imgConfig);
}
return this._renderedSrc;
}
getRewrittenSrcset() {
const widthSrcSet = VALID_WIDTH_DESCRIPTOR_SRCSET.test(this.ngSrcset);
const finalSrcs = this.ngSrcset.split(',').filter(src => src !== '').map(srcStr => {
srcStr = srcStr.trim();
const width = widthSrcSet ? parseFloat(srcStr) : parseFloat(srcStr) * this.width;
return `${this.imageLoader({ src: this.ngSrc, width })} ${srcStr}`;
});
return finalSrcs.join(', ');
}
getAutomaticSrcset() {
if (this.sizes) {
return this.getResponsiveSrcset();
}
else {
return this.getFixedSrcset();
}
}
getResponsiveSrcset() {
const { breakpoints } = this.config;
let filteredBreakpoints = breakpoints;
if (this.sizes?.trim() === '100vw') {
// Since this is a full-screen-width image, our srcset only needs to include
// breakpoints with full viewport widths.
filteredBreakpoints = breakpoints.filter(bp => bp >= VIEWPORT_BREAKPOINT_CUTOFF);
}
const finalSrcs = filteredBreakpoints.map(bp => `${this.imageLoader({ src: this.ngSrc, width: bp })} ${bp}w`);
return finalSrcs.join(', ');
}
getFixedSrcset() {
const finalSrcs = DENSITY_SRCSET_MULTIPLIERS.map(multiplier => `${this.imageLoader({ src: this.ngSrc, width: this.width * multiplier })} ${multiplier}x`);
return finalSrcs.join(', ');
}
shouldGenerateAutomaticSrcset() {
return !this._disableOptimizedSrcset && !this.srcset && this.imageLoader !== noopImageLoader &&
!(this.width > FIXED_SRCSET_WIDTH_LIMIT || this.height > FIXED_SRCSET_HEIGHT_LIMIT);
}
/** @nodoc */
ngOnDestroy() {
if (ngDevMode) {
if (!this.priority && this._renderedSrc !== null && this.lcpObserver !== null) {
this.lcpObserver.unregisterImage(this._renderedSrc);
}
}
}
setHostAttribute(name, value) {
this.renderer.setAttribute(this.imgElement, name, value);
}
}
NgOptimizedImage.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: NgOptimizedImage, deps: [], target: i0.ɵɵFactoryTarget.Directive });
NgOptimizedImage.ɵdir = i0.ɵɵngDeclareDirective({ minVersion: "14.0.0", version: "15.0.4", type: NgOptimizedImage, isStandalone: true, selector: "img[ngSrc]", inputs: { ngSrc: "ngSrc", ngSrcset: "ngSrcset", sizes: "sizes", width: "width", height: "height", loading: "loading", priority: "priority", disableOptimizedSrcset: "disableOptimizedSrcset", fill: "fill", src: "src", srcset: "srcset" }, host: { properties: { "style.position": "fill ? \"absolute\" : null", "style.width": "fill ? \"100%\" : null", "style.height": "fill ? \"100%\" : null", "style.inset": "fill ? \"0px\" : null" } }, usesOnChanges: true, ngImport: i0 });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: NgOptimizedImage, decorators: [{
type: Directive,
args: [{
standalone: true,
selector: 'img[ngSrc]',
host: {
'[style.position]': 'fill ? "absolute" : null',
'[style.width]': 'fill ? "100%" : null',
'[style.height]': 'fill ? "100%" : null',
'[style.inset]': 'fill ? "0px" : null'
}
}]
}], propDecorators: { ngSrc: [{
type: Input
}], ngSrcset: [{
type: Input
}], sizes: [{
type: Input
}], width: [{
type: Input
}], height: [{
type: Input
}], loading: [{
type: Input
}], priority: [{
type: Input
}], disableOptimizedSrcset: [{
type: Input
}], fill: [{
type: Input
}], src: [{
type: Input
}], srcset: [{
type: Input
}] } });
/***** Helpers *****/
/**
* Convert input value to integer.
*/
function inputToInteger(value) {
return typeof value === 'string' ? parseInt(value, 10) : value;
}
/**
* Convert input value to boolean.
*/
function inputToBoolean(value) {
return value != null && `${value}` !== 'false';
}
/**
* Sorts provided config breakpoints and uses defaults.
*/
function processConfig(config) {
let sortedBreakpoints = {};
if (config.breakpoints) {
sortedBreakpoints.breakpoints = config.breakpoints.sort((a, b) => a - b);
}
return Object.assign({}, defaultConfig, config, sortedBreakpoints);
}
/***** Assert functions *****/
/**
* Verifies that there is no `src` set on a host element.
*/
function assertNoConflictingSrc(dir) {
if (dir.src) {
throw new RuntimeError(2950 /* RuntimeErrorCode.UNEXPECTED_SRC_ATTR */, `${imgDirectiveDetails(dir.ngSrc)} both \`src\` and \`ngSrc\` have been set. ` +
`Supplying both of these attributes breaks lazy loading. ` +
`The NgOptimizedImage directive sets \`src\` itself based on the value of \`ngSrc\`. ` +
`To fix this, please remove the \`src\` attribute.`);
}
}
/**
* Verifies that there is no `srcset` set on a host element.
*/
function assertNoConflictingSrcset(dir) {
if (dir.srcset) {
throw new RuntimeError(2951 /* RuntimeErrorCode.UNEXPECTED_SRCSET_ATTR */, `${imgDirectiveDetails(dir.ngSrc)} both \`srcset\` and \`ngSrcset\` have been set. ` +
`Supplying both of these attributes breaks lazy loading. ` +
`The NgOptimizedImage directive sets \`srcset\` itself based on the value of ` +
`\`ngSrcset\`. To fix this, please remove the \`srcset\` attribute.`);
}
}
/**
* Verifies that the `ngSrc` is not a Base64-encoded image.
*/
function assertNotBase64Image(dir) {
let ngSrc = dir.ngSrc.trim();
if (ngSrc.startsWith('data:')) {
if (ngSrc.length > BASE64_IMG_MAX_LENGTH_IN_ERROR) {
ngSrc = ngSrc.substring(0, BASE64_IMG_MAX_LENGTH_IN_ERROR) + '...';
}
throw new RuntimeError(2952 /* RuntimeErrorCode.INVALID_INPUT */, `${imgDirectiveDetails(dir.ngSrc, false)} \`ngSrc\` is a Base64-encoded string ` +
`(${ngSrc}). NgOptimizedImage does not support Base64-encoded strings. ` +
`To fix this, disable the NgOptimizedImage directive for this element ` +
`by removing \`ngSrc\` and using a standard \`src\` attribute instead.`);
}
}
/**
* Verifies that the 'sizes' only includes responsive values.
*/
function assertNoComplexSizes(dir) {
let sizes = dir.sizes;
if (sizes?.match(/((\)|,)\s|^)\d+px/)) {
throw new RuntimeError(2952 /* RuntimeErrorCode.INVALID_INPUT */, `${imgDirectiveDetails(dir.ngSrc, false)} \`sizes\` was set to a string including ` +
`pixel values. For automatic \`srcset\` generation, \`sizes\` must only include responsive ` +
`values, such as \`sizes="50vw"\` or \`sizes="(min-width: 768px) 50vw, 100vw"\`. ` +
`To fix this, modify the \`sizes\` attribute, or provide your own \`ngSrcset\` value directly.`);
}
}
/**
* Verifies that the `ngSrc` is not a Blob URL.
*/
function assertNotBlobUrl(dir) {
const ngSrc = dir.ngSrc.trim();
if (ngSrc.startsWith('blob:')) {
throw new RuntimeError(2952 /* RuntimeErrorCode.INVALID_INPUT */, `${imgDirectiveDetails(dir.ngSrc)} \`ngSrc\` was set to a blob URL (${ngSrc}). ` +
`Blob URLs are not supported by the NgOptimizedImage directive. ` +
`To fix this, disable the NgOptimizedImage directive for this element ` +
`by removing \`ngSrc\` and using a regular \`src\` attribute instead.`);
}
}
/**
* Verifies that the input is set to a non-empty string.
*/
function assertNonEmptyInput(dir, name, value) {
const isString = typeof value === 'string';
const isEmptyString = isString && value.trim() === '';
if (!isString || isEmptyString) {
throw new RuntimeError(2952 /* RuntimeErrorCode.INVALID_INPUT */, `${imgDirectiveDetails(dir.ngSrc)} \`${name}\` has an invalid value ` +
`(\`${value}\`). To fix this, change the value to a non-empty string.`);
}
}
/**
* Verifies that the `ngSrcset` is in a valid format, e.g. "100w, 200w" or "1x, 2x".
*/
export function assertValidNgSrcset(dir, value) {
if (value == null)
return;
assertNonEmptyInput(dir, 'ngSrcset', value);
const stringVal = value;
const isValidWidthDescriptor = VALID_WIDTH_DESCRIPTOR_SRCSET.test(stringVal);
const isValidDensityDescriptor = VALID_DENSITY_DESCRIPTOR_SRCSET.test(stringVal);
if (isValidDensityDescriptor) {
assertUnderDensityCap(dir, stringVal);
}
const isValidSrcset = isValidWidthDescriptor || isValidDensityDescriptor;
if (!isValidSrcset) {
throw new RuntimeError(2952 /* RuntimeErrorCode.INVALID_INPUT */, `${imgDirectiveDetails(dir.ngSrc)} \`ngSrcset\` has an invalid value (\`${value}\`). ` +
`To fix this, supply \`ngSrcset\` using a comma-separated list of one or more width ` +
`descriptors (e.g. "100w, 200w") or density descriptors (e.g. "1x, 2x").`);
}
}
function assertUnderDensityCap(dir, value) {
const underDensityCap = value.split(',').every(num => num === '' || parseFloat(num) <= ABSOLUTE_SRCSET_DENSITY_CAP);
if (!underDensityCap) {
throw new RuntimeError(2952 /* RuntimeErrorCode.INVALID_INPUT */, `${imgDirectiveDetails(dir.ngSrc)} the \`ngSrcset\` contains an unsupported image density:` +
`\`${value}\`. NgOptimizedImage generally recommends a max image density of ` +
`${RECOMMENDED_SRCSET_DENSITY_CAP}x but supports image densities up to ` +
`${ABSOLUTE_SRCSET_DENSITY_CAP}x. The human eye cannot distinguish between image densities ` +
`greater than ${RECOMMENDED_SRCSET_DENSITY_CAP}x - which makes them unnecessary for ` +
`most use cases. Images that will be pinch-zoomed are typically the primary use case for ` +
`${ABSOLUTE_SRCSET_DENSITY_CAP}x images. Please remove the high density descriptor and try again.`);
}
}
/**
* Creates a `RuntimeError` instance to represent a situation when an input is set after
* the directive has initialized.
*/
function postInitInputChangeError(dir, inputName) {
let reason;
if (inputName === 'width' || inputName === 'height') {
reason = `Changing \`${inputName}\` may result in different attribute value ` +
`applied to the underlying image element and cause layout shifts on a page.`;
}
else {
reason = `Changing the \`${inputName}\` would have no effect on the underlying ` +
`image element, because the resource loading has already occurred.`;
}
return new RuntimeError(2953 /* RuntimeErrorCode.UNEXPECTED_INPUT_CHANGE */, `${imgDirectiveDetails(dir.ngSrc)} \`${inputName}\` was updated after initialization. ` +
`The NgOptimizedImage directive will not react to this input change. ${reason} ` +
`To fix this, either switch \`${inputName}\` to a static value ` +
`or wrap the image element in an *ngIf that is gated on the necessary value.`);
}
/**
* Verify that none of the listed inputs has changed.
*/
function assertNoPostInitInputChange(dir, changes, inputs) {
inputs.forEach(input => {
const isUpdated = changes.hasOwnProperty(input);
if (isUpdated && !changes[input].isFirstChange()) {
if (input === 'ngSrc') {
// When the `ngSrc` input changes, we detect that only in the
// `ngOnChanges` hook, thus the `ngSrc` is already set. We use
// `ngSrc` in the error message, so we use a previous value, but
// not the updated one in it.
dir = { ngSrc: changes[input].previousValue };
}
throw postInitInputChangeError(dir, input);
}
});
}
/**
* Verifies that a specified input is a number greater than 0.
*/
function assertGreaterThanZero(dir, inputValue, inputName) {
const validNumber = typeof inputValue === 'number' && inputValue > 0;
const validString = typeof inputValue === 'string' && /^\d+$/.test(inputValue.trim()) && parseInt(inputValue) > 0;
if (!validNumber && !validString) {
throw new RuntimeError(2952 /* RuntimeErrorCode.INVALID_INPUT */, `${imgDirectiveDetails(dir.ngSrc)} \`${inputName}\` has an invalid value ` +
`(\`${inputValue}\`). To fix this, provide \`${inputName}\` ` +
`as a number greater than 0.`);
}
}
/**
* Verifies that the rendered image is not visually distorted. Effectively this is checking:
* - Whether the "width" and "height" attributes reflect the actual dimensions of the image.
* - Whether image styling is "correct" (see below for a longer explanation).
*/
function assertNoImageDistortion(dir, img, renderer) {
const removeListenerFn = renderer.listen(img, 'load', () => {
removeListenerFn();
// TODO: `clientWidth`, `clientHeight`, `naturalWidth` and `naturalHeight`
// are typed as number, but we run `parseFloat` (which accepts strings only).
// Verify whether `parseFloat` is needed in the cases below.
const renderedWidth = parseFloat(img.clientWidth);
const renderedHeight = parseFloat(img.clientHeight);
const renderedAspectRatio = renderedWidth / renderedHeight;
const nonZeroRenderedDimensions = renderedWidth !== 0 && renderedHeight !== 0;
const intrinsicWidth = parseFloat(img.naturalWidth);
const intrinsicHeight = parseFloat(img.naturalHeight);
const intrinsicAspectRatio = intrinsicWidth / intrinsicHeight;
const suppliedWidth = dir.width;
const suppliedHeight = dir.height;
const suppliedAspectRatio = suppliedWidth / suppliedHeight;
// Tolerance is used to account for the impact of subpixel rendering.
// Due to subpixel rendering, the rendered, intrinsic, and supplied
// aspect ratios of a correctly configured image may not exactly match.
// For example, a `width=4030 height=3020` image might have a rendered
// size of "1062w, 796.48h". (An aspect ratio of 1.334... vs. 1.333...)
const inaccurateDimensions = Math.abs(suppliedAspectRatio - intrinsicAspectRatio) > ASPECT_RATIO_TOLERANCE;
const stylingDistortion = nonZeroRenderedDimensions &&
Math.abs(intrinsicAspectRatio - renderedAspectRatio) > ASPECT_RATIO_TOLERANCE;
if (inaccurateDimensions) {
console.warn(formatRuntimeError(2952 /* RuntimeErrorCode.INVALID_INPUT */, `${imgDirectiveDetails(dir.ngSrc)} the aspect ratio of the image does not match ` +
`the aspect ratio indicated by the width and height attributes. ` +
`\nIntrinsic image size: ${intrinsicWidth}w x ${intrinsicHeight}h ` +
`(aspect-ratio: ${intrinsicAspectRatio}). \nSupplied width and height attributes: ` +
`${suppliedWidth}w x ${suppliedHeight}h (aspect-ratio: ${suppliedAspectRatio}). ` +
`\nTo fix this, update the width and height attributes.`));
}
else if (stylingDistortion) {
console.warn(formatRuntimeError(2952 /* RuntimeErrorCode.INVALID_INPUT */, `${imgDirectiveDetails(dir.ngSrc)} the aspect ratio of the rendered image ` +
`does not match the image's intrinsic aspect ratio. ` +
`\nIntrinsic image size: ${intrinsicWidth}w x ${intrinsicHeight}h ` +
`(aspect-ratio: ${intrinsicAspectRatio}). \nRendered image size: ` +
`${renderedWidth}w x ${renderedHeight}h (aspect-ratio: ` +
`${renderedAspectRatio}). \nThis issue can occur if "width" and "height" ` +
`attributes are added to an image without updating the corresponding ` +
`image styling. To fix this, adjust image styling. In most cases, ` +
`adding "height: auto" or "width: auto" to the image styling will fix ` +
`this issue.`));
}
else if (!dir.ngSrcset && nonZeroRenderedDimensions) {
// If `ngSrcset` hasn't been set, sanity check the intrinsic size.
const recommendedWidth = RECOMMENDED_SRCSET_DENSITY_CAP * renderedWidth;
const recommendedHeight = RECOMMENDED_SRCSET_DENSITY_CAP * renderedHeight;
const oversizedWidth = (intrinsicWidth - recommendedWidth) >= OVERSIZED_IMAGE_TOLERANCE;
const oversizedHeight = (intrinsicHeight - recommendedHeight) >= OVERSIZED_IMAGE_TOLERANCE;
if (oversizedWidth || oversizedHeight) {
console.warn(formatRuntimeError(2960 /* RuntimeErrorCode.OVERSIZED_IMAGE */, `${imgDirectiveDetails(dir.ngSrc)} the intrinsic image is significantly ` +
`larger than necessary. ` +
`\nRendered image size: ${renderedWidth}w x ${renderedHeight}h. ` +
`\nIntrinsic image size: ${intrinsicWidth}w x ${intrinsicHeight}h. ` +
`\nRecommended intrinsic image size: ${recommendedWidth}w x ${recommendedHeight}h. ` +
`\nNote: Recommended intrinsic image size is calculated assuming a maximum DPR of ` +
`${RECOMMENDED_SRCSET_DENSITY_CAP}. To improve loading time, resize the image ` +
`or consider using the "ngSrcset" and "sizes" attributes.`));
}
}
});
}
/**
* Verifies that a specified input is set.
*/
function assertNonEmptyWidthAndHeight(dir) {
let missingAttributes = [];
if (dir.width === undefined)
missingAttributes.push('width');
if (dir.height === undefined)
missingAttributes.push('height');
if (missingAttributes.length > 0) {
throw new RuntimeError(2954 /* RuntimeErrorCode.REQUIRED_INPUT_MISSING */, `${imgDirectiveDetails(dir.ngSrc)} these required attributes ` +
`are missing: ${missingAttributes.map(attr => `"${attr}"`).join(', ')}. ` +
`Including "width" and "height" attributes will prevent image-related layout shifts. ` +
`To fix this, include "width" and "height" attributes on the image tag or turn on ` +
`"fill" mode with the \`fill\` attribute.`);
}
}
/**
* Verifies that width and height are not set. Used in fill mode, where those attributes don't make
* sense.
*/
function assertEmptyWidthAndHeight(dir) {
if (dir.width || dir.height) {
throw new RuntimeError(2952 /* RuntimeErrorCode.INVALID_INPUT */, `${imgDirectiveDetails(dir.ngSrc)} the attributes \`height\` and/or \`width\` are present ` +
`along with the \`fill\` attribute. Because \`fill\` mode causes an image to fill its containing ` +
`element, the size attributes have no effect and should be removed.`);
}
}
/**
* Verifies that the rendered image has a nonzero height. If the image is in fill mode, provides
* guidance that this can be caused by the containing element's CSS position property.
*/
function assertNonZeroRenderedHeight(dir, img, renderer) {
const removeListenerFn = renderer.listen(img, 'load', () => {
removeListenerFn();
const renderedHeight = parseFloat(img.clientHeight);
if (dir.fill && renderedHeight === 0) {
console.warn(formatRuntimeError(2952 /* RuntimeErrorCode.INVALID_INPUT */, `${imgDirectiveDetails(dir.ngSrc)} the height of the fill-mode image is zero. ` +
`This is likely because the containing element does not have the CSS 'position' ` +
`property set to one of the following: "relative", "fixed", or "absolute". ` +
`To fix this problem, make sure the container element has the CSS 'position' ` +
`property defined and the height of the element is not zero.`));
}
});
}
/**
* Verifies that the `loading` attribute is set to a valid input &
* is not used on priority images.
*/
function assertValidLoadingInput(dir) {
if (dir.loading && dir.priority) {
throw new RuntimeError(2952 /* RuntimeErrorCode.INVALID_INPUT */, `${imgDirectiveDetails(dir.ngSrc)} the \`loading\` attribute ` +
`was used on an image that was marked "priority". ` +
`Setting \`loading\` on priority images is not allowed ` +
`because these images will always be eagerly loaded. ` +
`To fix this, remove the “loading” attribute from the priority image.`);
}
const validInputs = ['auto', 'eager', 'lazy'];
if (typeof dir.loading === 'string' && !validInputs.includes(dir.loading)) {
throw new RuntimeError(2952 /* RuntimeErrorCode.INVALID_INPUT */, `${imgDirectiveDetails(dir.ngSrc)} the \`loading\` attribute ` +
`has an invalid value (\`${dir.loading}\`). ` +
`To fix this, provide a valid value ("lazy", "eager", or "auto").`);
}
}
/**
* Warns if NOT using a loader (falling back to the generic loader) and
* the image appears to be hosted on one of the image CDNs for which
* we do have a built-in image loader. Suggests switching to the
* built-in loader.
*
* @param ngSrc Value of the ngSrc attribute
* @param imageLoader ImageLoader provided
*/
function assertNotMissingBuiltInLoader(ngSrc, imageLoader) {
if (imageLoader === noopImageLoader) {
let builtInLoaderName = '';
for (const loader of BUILT_IN_LOADERS) {
if (loader.testUrl(ngSrc)) {
builtInLoaderName = loader.name;
break;
}
}
if (builtInLoaderName) {
console.warn(formatRuntimeError(2962 /* RuntimeErrorCode.MISSING_BUILTIN_LOADER */, `NgOptimizedImage: It looks like your images may be hosted on the ` +
`${builtInLoaderName} CDN, but your app is not using Angular's ` +
`built-in loader for that CDN. We recommend switching to use ` +
`the built-in by calling \`provide${builtInLoaderName}Loader()\` ` +
`in your \`providers\` and passing it your instance's base URL. ` +
`If you don't want to use the built-in loader, define a custom ` +
`loader function using IMAGE_LOADER to silence this warning.`));
}
}
}
//# 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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { inject, Injectable, InjectionToken, ɵformatRuntimeError as formatRuntimeError } from '@angular/core';
import { DOCUMENT } from '../../dom_tokens';
import { assertDevMode } from './asserts';
import { imgDirectiveDetails } from './error_helper';
import { extractHostname, getUrl } from './url';
import * as i0 from "@angular/core";
// Set of origins that are always excluded from the preconnect checks.
const INTERNAL_PRECONNECT_CHECK_BLOCKLIST = new Set(['localhost', '127.0.0.1', '0.0.0.0']);
/**
* Injection token to configure which origins should be excluded
* from the preconnect checks. It can either be a single string or an array of strings
* to represent a group of origins, for example:
*
* ```typescript
* {provide: PRECONNECT_CHECK_BLOCKLIST, useValue: 'https://your-domain.com'}
* ```
*
* or:
*
* ```typescript
* {provide: PRECONNECT_CHECK_BLOCKLIST,
* useValue: ['https://your-domain-1.com', 'https://your-domain-2.com']}
* ```
*
* @publicApi
*/
export const PRECONNECT_CHECK_BLOCKLIST = new InjectionToken('PRECONNECT_CHECK_BLOCKLIST');
/**
* Contains the logic to detect whether an image, marked with the "priority" attribute
* has a corresponding `<link rel="preconnect">` tag in the `document.head`.
*
* Note: this is a dev-mode only class, which should not appear in prod bundles,
* thus there is no `ngDevMode` use in the code.
*/
export class PreconnectLinkChecker {
constructor() {
this.document = inject(DOCUMENT);
/**
* Set of <link rel="preconnect"> tags found on this page.
* The `null` value indicates that there was no DOM query operation performed.
*/
this.preconnectLinks = null;
/*
* Keep track of all already seen origin URLs to avoid repeating the same check.
*/
this.alreadySeen = new Set();
this.window = null;
this.blocklist = new Set(INTERNAL_PRECONNECT_CHECK_BLOCKLIST);
assertDevMode('preconnect link checker');
const win = this.document.defaultView;
if (typeof win !== 'undefined') {
this.window = win;
}
const blocklist = inject(PRECONNECT_CHECK_BLOCKLIST, { optional: true });
if (blocklist) {
this.populateBlocklist(blocklist);
}
}
populateBlocklist(origins) {
if (Array.isArray(origins)) {
deepForEach(origins, origin => {
this.blocklist.add(extractHostname(origin));
});
}
else {
this.blocklist.add(extractHostname(origins));
}
}
/**
* Checks that a preconnect resource hint exists in the head fo rthe
* given src.
*
* @param rewrittenSrc src formatted with loader
* @param originalNgSrc ngSrc value
*/
assertPreconnect(rewrittenSrc, originalNgSrc) {
if (!this.window)
return;
const imgUrl = getUrl(rewrittenSrc, this.window);
if (this.blocklist.has(imgUrl.hostname) || this.alreadySeen.has(imgUrl.origin))
return;
// Register this origin as seen, so we don't check it again later.
this.alreadySeen.add(imgUrl.origin);
if (!this.preconnectLinks) {
// Note: we query for preconnect links only *once* and cache the results
// for the entire lifespan of an application, since it's unlikely that the
// list would change frequently. This allows to make sure there are no
// performance implications of making extra DOM lookups for each image.
this.preconnectLinks = this.queryPreconnectLinks();
}
if (!this.preconnectLinks.has(imgUrl.origin)) {
console.warn(formatRuntimeError(2956 /* RuntimeErrorCode.PRIORITY_IMG_MISSING_PRECONNECT_TAG */, `${imgDirectiveDetails(originalNgSrc)} there is no preconnect tag present for this ` +
`image. Preconnecting to the origin(s) that serve priority images ensures that these ` +
`images are delivered as soon as possible. To fix this, please add the following ` +
`element into the <head> of the document:\n` +
` <link rel="preconnect" href="${imgUrl.origin}">`));
}
}
queryPreconnectLinks() {
const preconnectUrls = new Set();
const selector = 'link[rel=preconnect]';
const links = Array.from(this.document.querySelectorAll(selector));
for (let link of links) {
const url = getUrl(link.href, this.window);
preconnectUrls.add(url.origin);
}
return preconnectUrls;
}
ngOnDestroy() {
this.preconnectLinks?.clear();
this.alreadySeen.clear();
}
}
PreconnectLinkChecker.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: PreconnectLinkChecker, deps: [], target: i0.ɵɵFactoryTarget.Injectable });
PreconnectLinkChecker.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: PreconnectLinkChecker, providedIn: 'root' });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: PreconnectLinkChecker, decorators: [{
type: Injectable,
args: [{ providedIn: 'root' }]
}], ctorParameters: function () { return []; } });
/**
* Invokes a callback for each element in the array. Also invokes a callback
* recursively for each nested array.
*/
function deepForEach(input, fn) {
for (let value of input) {
Array.isArray(value) ? deepForEach(value, fn) : fn(value);
}
}
//# 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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { inject, Injectable, ɵRuntimeError as RuntimeError } from '@angular/core';
import { DOCUMENT } from '../../dom_tokens';
import { DEFAULT_PRELOADED_IMAGES_LIMIT, PRELOADED_IMAGES } from './tokens';
import * as i0 from "@angular/core";
/**
* @description Contains the logic needed to track and add preload link tags to the `<head>` tag. It
* will also track what images have already had preload link tags added so as to not duplicate link
* tags.
*
* In dev mode this service will validate that the number of preloaded images does not exceed the
* configured default preloaded images limit: {@link DEFAULT_PRELOADED_IMAGES_LIMIT}.
*/
export class PreloadLinkCreator {
constructor() {
this.preloadedImages = inject(PRELOADED_IMAGES);
this.document = inject(DOCUMENT);
}
/**
* @description Add a preload `<link>` to the `<head>` of the `index.html` that is served from the
* server while using Angular Universal and SSR to kick off image loads for high priority images.
*
* The `sizes` (passed in from the user) and `srcset` (parsed and formatted from `ngSrcset`)
* properties used to set the corresponding attributes, `imagesizes` and `imagesrcset`
* respectively, on the preload `<link>` tag so that the correctly sized image is preloaded from
* the CDN.
*
* {@link https://web.dev/preload-responsive-images/#imagesrcset-and-imagesizes}
*
* @param renderer The `Renderer2` passed in from the directive
* @param src The original src of the image that is set on the `ngSrc` input.
* @param srcset The parsed and formatted srcset created from the `ngSrcset` input
* @param sizes The value of the `sizes` attribute passed in to the `<img>` tag
*/
createPreloadLinkTag(renderer, src, srcset, sizes) {
if (ngDevMode) {
if (this.preloadedImages.size >= DEFAULT_PRELOADED_IMAGES_LIMIT) {
throw new RuntimeError(2961 /* RuntimeErrorCode.TOO_MANY_PRELOADED_IMAGES */, ngDevMode &&
`The \`NgOptimizedImage\` directive has detected that more than ` +
`${DEFAULT_PRELOADED_IMAGES_LIMIT} images were marked as priority. ` +
`This might negatively affect an overall performance of the page. ` +
`To fix this, remove the "priority" attribute from images with less priority.`);
}
}
if (this.preloadedImages.has(src)) {
return;
}
this.preloadedImages.add(src);
const preload = renderer.createElement('link');
renderer.setAttribute(preload, 'as', 'image');
renderer.setAttribute(preload, 'href', src);
renderer.setAttribute(preload, 'rel', 'preload');
renderer.setAttribute(preload, 'fetchpriority', 'high');
if (sizes) {
renderer.setAttribute(preload, 'imageSizes', sizes);
}
if (srcset) {
renderer.setAttribute(preload, 'imageSrcset', srcset);
}
renderer.appendChild(this.document.head, preload);
}
}
PreloadLinkCreator.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: PreloadLinkCreator, deps: [], target: i0.ɵɵFactoryTarget.Injectable });
PreloadLinkCreator.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: PreloadLinkCreator, providedIn: 'root' });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: PreloadLinkCreator, decorators: [{
type: Injectable,
args: [{ providedIn: 'root' }]
}] });
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { InjectionToken } from '@angular/core';
/**
* In SSR scenarios, a preload `<link>` element is generated for priority images.
* Having a large number of preload tags may negatively affect the performance,
* so we warn developers (by throwing an error) if the number of preloaded images
* is above a certain threshold. This const specifies this threshold.
*/
export const DEFAULT_PRELOADED_IMAGES_LIMIT = 5;
/**
* Helps to keep track of priority images that already have a corresponding
* preload tag (to avoid generating multiple preload tags with the same URL).
*
* This Set tracks the original src passed into the `ngSrc` input not the src after it has been
* run through the specified `IMAGE_LOADER`.
*/
export const PRELOADED_IMAGES = new InjectionToken('NG_OPTIMIZED_PRELOADED_IMAGES', { providedIn: 'root', factory: () => new Set() });
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@@ -0,0 +1,42 @@
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
// Converts a string that represents a URL into a URL class instance.
export function getUrl(src, win) {
// Don't use a base URL is the URL is absolute.
return isAbsoluteUrl(src) ? new URL(src) : new URL(src, win.location.href);
}
// Checks whether a URL is absolute (i.e. starts with `http://` or `https://`).
export function isAbsoluteUrl(src) {
return /^https?:\/\//.test(src);
}
// Given a URL, extract the hostname part.
// If a URL is a relative one - the URL is returned as is.
export function extractHostname(url) {
return isAbsoluteUrl(url) ? (new URL(url)).hostname : url;
}
export function isValidPath(path) {
const isString = typeof path === 'string';
if (!isString || path.trim() === '') {
return false;
}
// Calling new URL() will throw if the path string is malformed
try {
const url = new URL(path);
return true;
}
catch {
return false;
}
}
export function normalizePath(path) {
return path.endsWith('/') ? path.slice(0, -1) : path;
}
export function normalizeSrc(src) {
return src.startsWith('/') ? src.slice(1) : src;
}
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+125
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@@ -0,0 +1,125 @@
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { Attribute, Directive, Host, Input, TemplateRef, ViewContainerRef } from '@angular/core';
import { getPluralCategory, NgLocalization } from '../i18n/localization';
import { SwitchView } from './ng_switch';
import * as i0 from "@angular/core";
import * as i1 from "../i18n/localization";
/**
* @ngModule CommonModule
*
* @usageNotes
* ```
* <some-element [ngPlural]="value">
* <ng-template ngPluralCase="=0">there is nothing</ng-template>
* <ng-template ngPluralCase="=1">there is one</ng-template>
* <ng-template ngPluralCase="few">there are a few</ng-template>
* </some-element>
* ```
*
* @description
*
* Adds / removes DOM sub-trees based on a numeric value. Tailored for pluralization.
*
* Displays DOM sub-trees that match the switch expression value, or failing that, DOM sub-trees
* that match the switch expression's pluralization category.
*
* To use this directive you must provide a container element that sets the `[ngPlural]` attribute
* to a switch expression. Inner elements with a `[ngPluralCase]` will display based on their
* expression:
* - if `[ngPluralCase]` is set to a value starting with `=`, it will only display if the value
* matches the switch expression exactly,
* - otherwise, the view will be treated as a "category match", and will only display if exact
* value matches aren't found and the value maps to its category for the defined locale.
*
* See http://cldr.unicode.org/index/cldr-spec/plural-rules
*
* @publicApi
*/
export class NgPlural {
constructor(_localization) {
this._localization = _localization;
this._caseViews = {};
}
set ngPlural(value) {
this._switchValue = value;
this._updateView();
}
addCase(value, switchView) {
this._caseViews[value] = switchView;
}
_updateView() {
this._clearViews();
const cases = Object.keys(this._caseViews);
const key = getPluralCategory(this._switchValue, cases, this._localization);
this._activateView(this._caseViews[key]);
}
_clearViews() {
if (this._activeView)
this._activeView.destroy();
}
_activateView(view) {
if (view) {
this._activeView = view;
this._activeView.create();
}
}
}
NgPlural.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: NgPlural, deps: [{ token: i1.NgLocalization }], target: i0.ɵɵFactoryTarget.Directive });
NgPlural.ɵdir = i0.ɵɵngDeclareDirective({ minVersion: "14.0.0", version: "15.0.4", type: NgPlural, isStandalone: true, selector: "[ngPlural]", inputs: { ngPlural: "ngPlural" }, ngImport: i0 });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: NgPlural, decorators: [{
type: Directive,
args: [{
selector: '[ngPlural]',
standalone: true,
}]
}], ctorParameters: function () { return [{ type: i1.NgLocalization }]; }, propDecorators: { ngPlural: [{
type: Input
}] } });
/**
* @ngModule CommonModule
*
* @description
*
* Creates a view that will be added/removed from the parent {@link NgPlural} when the
* given expression matches the plural expression according to CLDR rules.
*
* @usageNotes
* ```
* <some-element [ngPlural]="value">
* <ng-template ngPluralCase="=0">...</ng-template>
* <ng-template ngPluralCase="other">...</ng-template>
* </some-element>
*```
*
* See {@link NgPlural} for more details and example.
*
* @publicApi
*/
export class NgPluralCase {
constructor(value, template, viewContainer, ngPlural) {
this.value = value;
const isANumber = !isNaN(Number(value));
ngPlural.addCase(isANumber ? `=${value}` : value, new SwitchView(viewContainer, template));
}
}
NgPluralCase.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: NgPluralCase, deps: [{ token: 'ngPluralCase', attribute: true }, { token: i0.TemplateRef }, { token: i0.ViewContainerRef }, { token: NgPlural, host: true }], target: i0.ɵɵFactoryTarget.Directive });
NgPluralCase.ɵdir = i0.ɵɵngDeclareDirective({ minVersion: "14.0.0", version: "15.0.4", type: NgPluralCase, isStandalone: true, selector: "[ngPluralCase]", ngImport: i0 });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: NgPluralCase, decorators: [{
type: Directive,
args: [{
selector: '[ngPluralCase]',
standalone: true,
}]
}], ctorParameters: function () { return [{ type: undefined, decorators: [{
type: Attribute,
args: ['ngPluralCase']
}] }, { type: i0.TemplateRef }, { type: i0.ViewContainerRef }, { type: NgPlural, decorators: [{
type: Host
}] }]; } });
//# 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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { Directive, ElementRef, Input, KeyValueDiffers, Renderer2, RendererStyleFlags2 } from '@angular/core';
import * as i0 from "@angular/core";
/**
* @ngModule CommonModule
*
* @usageNotes
*
* Set the font of the containing element to the result of an expression.
*
* ```
* <some-element [ngStyle]="{'font-style': styleExp}">...</some-element>
* ```
*
* Set the width of the containing element to a pixel value returned by an expression.
*
* ```
* <some-element [ngStyle]="{'max-width.px': widthExp}">...</some-element>
* ```
*
* Set a collection of style values using an expression that returns key-value pairs.
*
* ```
* <some-element [ngStyle]="objExp">...</some-element>
* ```
*
* @description
*
* An attribute directive that updates styles for the containing HTML element.
* Sets one or more style properties, specified as colon-separated key-value pairs.
* The key is a style name, with an optional `.<unit>` suffix
* (such as 'top.px', 'font-style.em').
* The value is an expression to be evaluated.
* The resulting non-null value, expressed in the given unit,
* is assigned to the given style property.
* If the result of evaluation is null, the corresponding style is removed.
*
* @publicApi
*/
export class NgStyle {
constructor(_ngEl, _differs, _renderer) {
this._ngEl = _ngEl;
this._differs = _differs;
this._renderer = _renderer;
this._ngStyle = null;
this._differ = null;
}
set ngStyle(values) {
this._ngStyle = values;
if (!this._differ && values) {
this._differ = this._differs.find(values).create();
}
}
ngDoCheck() {
if (this._differ) {
const changes = this._differ.diff(this._ngStyle);
if (changes) {
this._applyChanges(changes);
}
}
}
_setStyle(nameAndUnit, value) {
const [name, unit] = nameAndUnit.split('.');
const flags = name.indexOf('-') === -1 ? undefined : RendererStyleFlags2.DashCase;
if (value != null) {
this._renderer.setStyle(this._ngEl.nativeElement, name, unit ? `${value}${unit}` : value, flags);
}
else {
this._renderer.removeStyle(this._ngEl.nativeElement, name, flags);
}
}
_applyChanges(changes) {
changes.forEachRemovedItem((record) => this._setStyle(record.key, null));
changes.forEachAddedItem((record) => this._setStyle(record.key, record.currentValue));
changes.forEachChangedItem((record) => this._setStyle(record.key, record.currentValue));
}
}
NgStyle.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: NgStyle, deps: [{ token: i0.ElementRef }, { token: i0.KeyValueDiffers }, { token: i0.Renderer2 }], target: i0.ɵɵFactoryTarget.Directive });
NgStyle.ɵdir = i0.ɵɵngDeclareDirective({ minVersion: "14.0.0", version: "15.0.4", type: NgStyle, isStandalone: true, selector: "[ngStyle]", inputs: { ngStyle: "ngStyle" }, ngImport: i0 });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: NgStyle, decorators: [{
type: Directive,
args: [{
selector: '[ngStyle]',
standalone: true,
}]
}], ctorParameters: function () { return [{ type: i0.ElementRef }, { type: i0.KeyValueDiffers }, { type: i0.Renderer2 }]; }, propDecorators: { ngStyle: [{
type: Input,
args: ['ngStyle']
}] } });
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { Directive, Host, Input, Optional, TemplateRef, ViewContainerRef, ɵRuntimeError as RuntimeError } from '@angular/core';
import * as i0 from "@angular/core";
export class SwitchView {
constructor(_viewContainerRef, _templateRef) {
this._viewContainerRef = _viewContainerRef;
this._templateRef = _templateRef;
this._created = false;
}
create() {
this._created = true;
this._viewContainerRef.createEmbeddedView(this._templateRef);
}
destroy() {
this._created = false;
this._viewContainerRef.clear();
}
enforceState(created) {
if (created && !this._created) {
this.create();
}
else if (!created && this._created) {
this.destroy();
}
}
}
/**
* @ngModule CommonModule
*
* @description
* The `[ngSwitch]` directive on a container specifies an expression to match against.
* The expressions to match are provided by `ngSwitchCase` directives on views within the container.
* - Every view that matches is rendered.
* - If there are no matches, a view with the `ngSwitchDefault` directive is rendered.
* - Elements within the `[NgSwitch]` statement but outside of any `NgSwitchCase`
* or `ngSwitchDefault` directive are preserved at the location.
*
* @usageNotes
* Define a container element for the directive, and specify the switch expression
* to match against as an attribute:
*
* ```
* <container-element [ngSwitch]="switch_expression">
* ```
*
* Within the container, `*ngSwitchCase` statements specify the match expressions
* as attributes. Include `*ngSwitchDefault` as the final case.
*
* ```
* <container-element [ngSwitch]="switch_expression">
* <some-element *ngSwitchCase="match_expression_1">...</some-element>
* ...
* <some-element *ngSwitchDefault>...</some-element>
* </container-element>
* ```
*
* ### Usage Examples
*
* The following example shows how to use more than one case to display the same view:
*
* ```
* <container-element [ngSwitch]="switch_expression">
* <!-- the same view can be shown in more than one case -->
* <some-element *ngSwitchCase="match_expression_1">...</some-element>
* <some-element *ngSwitchCase="match_expression_2">...</some-element>
* <some-other-element *ngSwitchCase="match_expression_3">...</some-other-element>
* <!--default case when there are no matches -->
* <some-element *ngSwitchDefault>...</some-element>
* </container-element>
* ```
*
* The following example shows how cases can be nested:
* ```
* <container-element [ngSwitch]="switch_expression">
* <some-element *ngSwitchCase="match_expression_1">...</some-element>
* <some-element *ngSwitchCase="match_expression_2">...</some-element>
* <some-other-element *ngSwitchCase="match_expression_3">...</some-other-element>
* <ng-container *ngSwitchCase="match_expression_3">
* <!-- use a ng-container to group multiple root nodes -->
* <inner-element></inner-element>
* <inner-other-element></inner-other-element>
* </ng-container>
* <some-element *ngSwitchDefault>...</some-element>
* </container-element>
* ```
*
* @publicApi
* @see `NgSwitchCase`
* @see `NgSwitchDefault`
* @see [Structural Directives](guide/structural-directives)
*
*/
export class NgSwitch {
constructor() {
this._defaultUsed = false;
this._caseCount = 0;
this._lastCaseCheckIndex = 0;
this._lastCasesMatched = false;
}
set ngSwitch(newValue) {
this._ngSwitch = newValue;
if (this._caseCount === 0) {
this._updateDefaultCases(true);
}
}
/** @internal */
_addCase() {
return this._caseCount++;
}
/** @internal */
_addDefault(view) {
if (!this._defaultViews) {
this._defaultViews = [];
}
this._defaultViews.push(view);
}
/** @internal */
_matchCase(value) {
const matched = value == this._ngSwitch;
this._lastCasesMatched = this._lastCasesMatched || matched;
this._lastCaseCheckIndex++;
if (this._lastCaseCheckIndex === this._caseCount) {
this._updateDefaultCases(!this._lastCasesMatched);
this._lastCaseCheckIndex = 0;
this._lastCasesMatched = false;
}
return matched;
}
_updateDefaultCases(useDefault) {
if (this._defaultViews && useDefault !== this._defaultUsed) {
this._defaultUsed = useDefault;
for (let i = 0; i < this._defaultViews.length; i++) {
const defaultView = this._defaultViews[i];
defaultView.enforceState(useDefault);
}
}
}
}
NgSwitch.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: NgSwitch, deps: [], target: i0.ɵɵFactoryTarget.Directive });
NgSwitch.ɵdir = i0.ɵɵngDeclareDirective({ minVersion: "14.0.0", version: "15.0.4", type: NgSwitch, isStandalone: true, selector: "[ngSwitch]", inputs: { ngSwitch: "ngSwitch" }, ngImport: i0 });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: NgSwitch, decorators: [{
type: Directive,
args: [{
selector: '[ngSwitch]',
standalone: true,
}]
}], propDecorators: { ngSwitch: [{
type: Input
}] } });
/**
* @ngModule CommonModule
*
* @description
* Provides a switch case expression to match against an enclosing `ngSwitch` expression.
* When the expressions match, the given `NgSwitchCase` template is rendered.
* If multiple match expressions match the switch expression value, all of them are displayed.
*
* @usageNotes
*
* Within a switch container, `*ngSwitchCase` statements specify the match expressions
* as attributes. Include `*ngSwitchDefault` as the final case.
*
* ```
* <container-element [ngSwitch]="switch_expression">
* <some-element *ngSwitchCase="match_expression_1">...</some-element>
* ...
* <some-element *ngSwitchDefault>...</some-element>
* </container-element>
* ```
*
* Each switch-case statement contains an in-line HTML template or template reference
* that defines the subtree to be selected if the value of the match expression
* matches the value of the switch expression.
*
* Unlike JavaScript, which uses strict equality, Angular uses loose equality.
* This means that the empty string, `""` matches 0.
*
* @publicApi
* @see `NgSwitch`
* @see `NgSwitchDefault`
*
*/
export class NgSwitchCase {
constructor(viewContainer, templateRef, ngSwitch) {
this.ngSwitch = ngSwitch;
if ((typeof ngDevMode === 'undefined' || ngDevMode) && !ngSwitch) {
throwNgSwitchProviderNotFoundError('ngSwitchCase', 'NgSwitchCase');
}
ngSwitch._addCase();
this._view = new SwitchView(viewContainer, templateRef);
}
/**
* Performs case matching. For internal use only.
* @nodoc
*/
ngDoCheck() {
this._view.enforceState(this.ngSwitch._matchCase(this.ngSwitchCase));
}
}
NgSwitchCase.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: NgSwitchCase, deps: [{ token: i0.ViewContainerRef }, { token: i0.TemplateRef }, { token: NgSwitch, host: true, optional: true }], target: i0.ɵɵFactoryTarget.Directive });
NgSwitchCase.ɵdir = i0.ɵɵngDeclareDirective({ minVersion: "14.0.0", version: "15.0.4", type: NgSwitchCase, isStandalone: true, selector: "[ngSwitchCase]", inputs: { ngSwitchCase: "ngSwitchCase" }, ngImport: i0 });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: NgSwitchCase, decorators: [{
type: Directive,
args: [{
selector: '[ngSwitchCase]',
standalone: true,
}]
}], ctorParameters: function () { return [{ type: i0.ViewContainerRef }, { type: i0.TemplateRef }, { type: NgSwitch, decorators: [{
type: Optional
}, {
type: Host
}] }]; }, propDecorators: { ngSwitchCase: [{
type: Input
}] } });
/**
* @ngModule CommonModule
*
* @description
*
* Creates a view that is rendered when no `NgSwitchCase` expressions
* match the `NgSwitch` expression.
* This statement should be the final case in an `NgSwitch`.
*
* @publicApi
* @see `NgSwitch`
* @see `NgSwitchCase`
*
*/
export class NgSwitchDefault {
constructor(viewContainer, templateRef, ngSwitch) {
if ((typeof ngDevMode === 'undefined' || ngDevMode) && !ngSwitch) {
throwNgSwitchProviderNotFoundError('ngSwitchDefault', 'NgSwitchDefault');
}
ngSwitch._addDefault(new SwitchView(viewContainer, templateRef));
}
}
NgSwitchDefault.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: NgSwitchDefault, deps: [{ token: i0.ViewContainerRef }, { token: i0.TemplateRef }, { token: NgSwitch, host: true, optional: true }], target: i0.ɵɵFactoryTarget.Directive });
NgSwitchDefault.ɵdir = i0.ɵɵngDeclareDirective({ minVersion: "14.0.0", version: "15.0.4", type: NgSwitchDefault, isStandalone: true, selector: "[ngSwitchDefault]", ngImport: i0 });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: NgSwitchDefault, decorators: [{
type: Directive,
args: [{
selector: '[ngSwitchDefault]',
standalone: true,
}]
}], ctorParameters: function () { return [{ type: i0.ViewContainerRef }, { type: i0.TemplateRef }, { type: NgSwitch, decorators: [{
type: Optional
}, {
type: Host
}] }]; } });
function throwNgSwitchProviderNotFoundError(attrName, directiveName) {
throw new RuntimeError(2000 /* RuntimeErrorCode.PARENT_NG_SWITCH_NOT_FOUND */, `An element with the "${attrName}" attribute ` +
`(matching the "${directiveName}" directive) must be located inside an element with the "ngSwitch" attribute ` +
`(matching "NgSwitch" directive)`);
}
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { Directive, Input, ViewContainerRef } from '@angular/core';
import * as i0 from "@angular/core";
/**
* @ngModule CommonModule
*
* @description
*
* Inserts an embedded view from a prepared `TemplateRef`.
*
* You can attach a context object to the `EmbeddedViewRef` by setting `[ngTemplateOutletContext]`.
* `[ngTemplateOutletContext]` should be an object, the object's keys will be available for binding
* by the local template `let` declarations.
*
* @usageNotes
* ```
* <ng-container *ngTemplateOutlet="templateRefExp; context: contextExp"></ng-container>
* ```
*
* Using the key `$implicit` in the context object will set its value as default.
*
* ### Example
*
* {@example common/ngTemplateOutlet/ts/module.ts region='NgTemplateOutlet'}
*
* @publicApi
*/
export class NgTemplateOutlet {
constructor(_viewContainerRef) {
this._viewContainerRef = _viewContainerRef;
this._viewRef = null;
/**
* A context object to attach to the {@link EmbeddedViewRef}. This should be an
* object, the object's keys will be available for binding by the local template `let`
* declarations.
* Using the key `$implicit` in the context object will set its value as default.
*/
this.ngTemplateOutletContext = null;
/**
* A string defining the template reference and optionally the context object for the template.
*/
this.ngTemplateOutlet = null;
/** Injector to be used within the embedded view. */
this.ngTemplateOutletInjector = null;
}
/** @nodoc */
ngOnChanges(changes) {
if (changes['ngTemplateOutlet'] || changes['ngTemplateOutletInjector']) {
const viewContainerRef = this._viewContainerRef;
if (this._viewRef) {
viewContainerRef.remove(viewContainerRef.indexOf(this._viewRef));
}
if (this.ngTemplateOutlet) {
const { ngTemplateOutlet: template, ngTemplateOutletContext: context, ngTemplateOutletInjector: injector } = this;
this._viewRef = viewContainerRef.createEmbeddedView(template, context, injector ? { injector } : undefined);
}
else {
this._viewRef = null;
}
}
else if (this._viewRef && changes['ngTemplateOutletContext'] && this.ngTemplateOutletContext) {
this._viewRef.context = this.ngTemplateOutletContext;
}
}
}
NgTemplateOutlet.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: NgTemplateOutlet, deps: [{ token: i0.ViewContainerRef }], target: i0.ɵɵFactoryTarget.Directive });
NgTemplateOutlet.ɵdir = i0.ɵɵngDeclareDirective({ minVersion: "14.0.0", version: "15.0.4", type: NgTemplateOutlet, isStandalone: true, selector: "[ngTemplateOutlet]", inputs: { ngTemplateOutletContext: "ngTemplateOutletContext", ngTemplateOutlet: "ngTemplateOutlet", ngTemplateOutletInjector: "ngTemplateOutletInjector" }, usesOnChanges: true, ngImport: i0 });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: NgTemplateOutlet, decorators: [{
type: Directive,
args: [{
selector: '[ngTemplateOutlet]',
standalone: true,
}]
}], ctorParameters: function () { return [{ type: i0.ViewContainerRef }]; }, propDecorators: { ngTemplateOutletContext: [{
type: Input
}], ngTemplateOutlet: [{
type: Input
}], ngTemplateOutletInjector: [{
type: Input
}] } });
//# 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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
let _DOM = null;
export function getDOM() {
return _DOM;
}
export function setRootDomAdapter(adapter) {
if (!_DOM) {
_DOM = adapter;
}
}
/* tslint:disable:requireParameterType */
/**
* Provides DOM operations in an environment-agnostic way.
*
* @security Tread carefully! Interacting with the DOM directly is dangerous and
* can introduce XSS risks.
*/
export class DomAdapter {
}
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { InjectionToken } from '@angular/core';
/**
* A DI Token representing the main rendering context. In a browser this is the DOM Document.
*
* Note: Document might not be available in the Application Context when Application and Rendering
* Contexts are not the same (e.g. when running the application in a Web Worker).
*
* @publicApi
*/
export const DOCUMENT = new InjectionToken('DocumentToken');
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@@ -0,0 +1,9 @@
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
export {};
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@@ -0,0 +1,10 @@
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
/** @internal */
export const CURRENCIES_EN = { "ADP": [undefined, undefined, 0], "AFN": [undefined, "؋", 0], "ALL": [undefined, undefined, 0], "AMD": [undefined, "֏", 2], "AOA": [undefined, "Kz"], "ARS": [undefined, "$"], "AUD": ["A$", "$"], "AZN": [undefined, "₼"], "BAM": [undefined, "KM"], "BBD": [undefined, "$"], "BDT": [undefined, "৳"], "BHD": [undefined, undefined, 3], "BIF": [undefined, undefined, 0], "BMD": [undefined, "$"], "BND": [undefined, "$"], "BOB": [undefined, "Bs"], "BRL": ["R$"], "BSD": [undefined, "$"], "BWP": [undefined, "P"], "BYN": [undefined, undefined, 2], "BYR": [undefined, undefined, 0], "BZD": [undefined, "$"], "CAD": ["CA$", "$", 2], "CHF": [undefined, undefined, 2], "CLF": [undefined, undefined, 4], "CLP": [undefined, "$", 0], "CNY": ["CN¥", "¥"], "COP": [undefined, "$", 2], "CRC": [undefined, "₡", 2], "CUC": [undefined, "$"], "CUP": [undefined, "$"], "CZK": [undefined, "Kč", 2], "DJF": [undefined, undefined, 0], "DKK": [undefined, "kr", 2], "DOP": [undefined, "$"], "EGP": [undefined, "E£"], "ESP": [undefined, "₧", 0], "EUR": ["€"], "FJD": [undefined, "$"], "FKP": [undefined, "£"], "GBP": ["£"], "GEL": [undefined, "₾"], "GHS": [undefined, "GH₵"], "GIP": [undefined, "£"], "GNF": [undefined, "FG", 0], "GTQ": [undefined, "Q"], "GYD": [undefined, "$", 2], "HKD": ["HK$", "$"], "HNL": [undefined, "L"], "HRK": [undefined, "kn"], "HUF": [undefined, "Ft", 2], "IDR": [undefined, "Rp", 2], "ILS": ["₪"], "INR": ["₹"], "IQD": [undefined, undefined, 0], "IRR": [undefined, undefined, 0], "ISK": [undefined, "kr", 0], "ITL": [undefined, undefined, 0], "JMD": [undefined, "$"], "JOD": [undefined, undefined, 3], "JPY": ["¥", undefined, 0], "KHR": [undefined, "៛"], "KMF": [undefined, "CF", 0], "KPW": [undefined, "₩", 0], "KRW": ["₩", undefined, 0], "KWD": [undefined, undefined, 3], "KYD": [undefined, "$"], "KZT": [undefined, "₸"], "LAK": [undefined, "₭", 0], "LBP": [undefined, "L£", 0], "LKR": [undefined, "Rs"], "LRD": [undefined, "$"], "LTL": [undefined, "Lt"], "LUF": [undefined, undefined, 0], "LVL": [undefined, "Ls"], "LYD": [undefined, undefined, 3], "MGA": [undefined, "Ar", 0], "MGF": [undefined, undefined, 0], "MMK": [undefined, "K", 0], "MNT": [undefined, "₮", 2], "MRO": [undefined, undefined, 0], "MUR": [undefined, "Rs", 2], "MXN": ["MX$", "$"], "MYR": [undefined, "RM"], "NAD": [undefined, "$"], "NGN": [undefined, "₦"], "NIO": [undefined, "C$"], "NOK": [undefined, "kr", 2], "NPR": [undefined, "Rs"], "NZD": ["NZ$", "$"], "OMR": [undefined, undefined, 3], "PHP": ["₱"], "PKR": [undefined, "Rs", 2], "PLN": [undefined, "zł"], "PYG": [undefined, "₲", 0], "RON": [undefined, "lei"], "RSD": [undefined, undefined, 0], "RUB": [undefined, "₽"], "RWF": [undefined, "RF", 0], "SBD": [undefined, "$"], "SEK": [undefined, "kr", 2], "SGD": [undefined, "$"], "SHP": [undefined, "£"], "SLE": [undefined, undefined, 2], "SLL": [undefined, undefined, 0], "SOS": [undefined, undefined, 0], "SRD": [undefined, "$"], "SSP": [undefined, "£"], "STD": [undefined, undefined, 0], "STN": [undefined, "Db"], "SYP": [undefined, "£", 0], "THB": [undefined, "฿"], "TMM": [undefined, undefined, 0], "TND": [undefined, undefined, 3], "TOP": [undefined, "T$"], "TRL": [undefined, undefined, 0], "TRY": [undefined, "₺"], "TTD": [undefined, "$"], "TWD": ["NT$", "$", 2], "TZS": [undefined, undefined, 2], "UAH": [undefined, "₴"], "UGX": [undefined, undefined, 0], "USD": ["$"], "UYI": [undefined, undefined, 0], "UYU": [undefined, "$"], "UYW": [undefined, undefined, 4], "UZS": [undefined, undefined, 2], "VEF": [undefined, "Bs", 2], "VND": ["₫", undefined, 0], "VUV": [undefined, undefined, 0], "XAF": ["FCFA", undefined, 0], "XCD": ["EC$", "$"], "XOF": ["F CFA", undefined, 0], "XPF": ["CFPF", undefined, 0], "XXX": ["¤"], "YER": [undefined, undefined, 0], "ZAR": [undefined, "R"], "ZMK": [undefined, undefined, 0], "ZMW": [undefined, "ZK"], "ZWD": [undefined, undefined, 0] };
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { FormatWidth, FormStyle, getLocaleDateFormat, getLocaleDateTimeFormat, getLocaleDayNames, getLocaleDayPeriods, getLocaleEraNames, getLocaleExtraDayPeriodRules, getLocaleExtraDayPeriods, getLocaleId, getLocaleMonthNames, getLocaleNumberSymbol, getLocaleTimeFormat, NumberSymbol, TranslationWidth } from './locale_data_api';
export const ISO8601_DATE_REGEX = /^(\d{4,})-?(\d\d)-?(\d\d)(?:T(\d\d)(?::?(\d\d)(?::?(\d\d)(?:\.(\d+))?)?)?(Z|([+-])(\d\d):?(\d\d))?)?$/;
// 1 2 3 4 5 6 7 8 9 10 11
const NAMED_FORMATS = {};
const DATE_FORMATS_SPLIT = /((?:[^BEGHLMOSWYZabcdhmswyz']+)|(?:'(?:[^']|'')*')|(?:G{1,5}|y{1,4}|Y{1,4}|M{1,5}|L{1,5}|w{1,2}|W{1}|d{1,2}|E{1,6}|c{1,6}|a{1,5}|b{1,5}|B{1,5}|h{1,2}|H{1,2}|m{1,2}|s{1,2}|S{1,3}|z{1,4}|Z{1,5}|O{1,4}))([\s\S]*)/;
var ZoneWidth;
(function (ZoneWidth) {
ZoneWidth[ZoneWidth["Short"] = 0] = "Short";
ZoneWidth[ZoneWidth["ShortGMT"] = 1] = "ShortGMT";
ZoneWidth[ZoneWidth["Long"] = 2] = "Long";
ZoneWidth[ZoneWidth["Extended"] = 3] = "Extended";
})(ZoneWidth || (ZoneWidth = {}));
var DateType;
(function (DateType) {
DateType[DateType["FullYear"] = 0] = "FullYear";
DateType[DateType["Month"] = 1] = "Month";
DateType[DateType["Date"] = 2] = "Date";
DateType[DateType["Hours"] = 3] = "Hours";
DateType[DateType["Minutes"] = 4] = "Minutes";
DateType[DateType["Seconds"] = 5] = "Seconds";
DateType[DateType["FractionalSeconds"] = 6] = "FractionalSeconds";
DateType[DateType["Day"] = 7] = "Day";
})(DateType || (DateType = {}));
var TranslationType;
(function (TranslationType) {
TranslationType[TranslationType["DayPeriods"] = 0] = "DayPeriods";
TranslationType[TranslationType["Days"] = 1] = "Days";
TranslationType[TranslationType["Months"] = 2] = "Months";
TranslationType[TranslationType["Eras"] = 3] = "Eras";
})(TranslationType || (TranslationType = {}));
/**
* @ngModule CommonModule
* @description
*
* Formats a date according to locale rules.
*
* @param value The date to format, as a Date, or a number (milliseconds since UTC epoch)
* or an [ISO date-time string](https://www.w3.org/TR/NOTE-datetime).
* @param format The date-time components to include. See `DatePipe` for details.
* @param locale A locale code for the locale format rules to use.
* @param timezone The time zone. A time zone offset from GMT (such as `'+0430'`),
* or a standard UTC/GMT or continental US time zone abbreviation.
* If not specified, uses host system settings.
*
* @returns The formatted date string.
*
* @see `DatePipe`
* @see [Internationalization (i18n) Guide](https://angular.io/guide/i18n-overview)
*
* @publicApi
*/
export function formatDate(value, format, locale, timezone) {
let date = toDate(value);
const namedFormat = getNamedFormat(locale, format);
format = namedFormat || format;
let parts = [];
let match;
while (format) {
match = DATE_FORMATS_SPLIT.exec(format);
if (match) {
parts = parts.concat(match.slice(1));
const part = parts.pop();
if (!part) {
break;
}
format = part;
}
else {
parts.push(format);
break;
}
}
let dateTimezoneOffset = date.getTimezoneOffset();
if (timezone) {
dateTimezoneOffset = timezoneToOffset(timezone, dateTimezoneOffset);
date = convertTimezoneToLocal(date, timezone, true);
}
let text = '';
parts.forEach(value => {
const dateFormatter = getDateFormatter(value);
text += dateFormatter ? dateFormatter(date, locale, dateTimezoneOffset) :
value === '\'\'' ? '\'' :
value.replace(/(^'|'$)/g, '').replace(/''/g, '\'');
});
return text;
}
/**
* Create a new Date object with the given date value, and the time set to midnight.
*
* We cannot use `new Date(year, month, date)` because it maps years between 0 and 99 to 1900-1999.
* See: https://github.com/angular/angular/issues/40377
*
* Note that this function returns a Date object whose time is midnight in the current locale's
* timezone. In the future we might want to change this to be midnight in UTC, but this would be a
* considerable breaking change.
*/
function createDate(year, month, date) {
// The `newDate` is set to midnight (UTC) on January 1st 1970.
// - In PST this will be December 31st 1969 at 4pm.
// - In GMT this will be January 1st 1970 at 1am.
// Note that they even have different years, dates and months!
const newDate = new Date(0);
// `setFullYear()` allows years like 0001 to be set correctly. This function does not
// change the internal time of the date.
// Consider calling `setFullYear(2019, 8, 20)` (September 20, 2019).
// - In PST this will now be September 20, 2019 at 4pm
// - In GMT this will now be September 20, 2019 at 1am
newDate.setFullYear(year, month, date);
// We want the final date to be at local midnight, so we reset the time.
// - In PST this will now be September 20, 2019 at 12am
// - In GMT this will now be September 20, 2019 at 12am
newDate.setHours(0, 0, 0);
return newDate;
}
function getNamedFormat(locale, format) {
const localeId = getLocaleId(locale);
NAMED_FORMATS[localeId] = NAMED_FORMATS[localeId] || {};
if (NAMED_FORMATS[localeId][format]) {
return NAMED_FORMATS[localeId][format];
}
let formatValue = '';
switch (format) {
case 'shortDate':
formatValue = getLocaleDateFormat(locale, FormatWidth.Short);
break;
case 'mediumDate':
formatValue = getLocaleDateFormat(locale, FormatWidth.Medium);
break;
case 'longDate':
formatValue = getLocaleDateFormat(locale, FormatWidth.Long);
break;
case 'fullDate':
formatValue = getLocaleDateFormat(locale, FormatWidth.Full);
break;
case 'shortTime':
formatValue = getLocaleTimeFormat(locale, FormatWidth.Short);
break;
case 'mediumTime':
formatValue = getLocaleTimeFormat(locale, FormatWidth.Medium);
break;
case 'longTime':
formatValue = getLocaleTimeFormat(locale, FormatWidth.Long);
break;
case 'fullTime':
formatValue = getLocaleTimeFormat(locale, FormatWidth.Full);
break;
case 'short':
const shortTime = getNamedFormat(locale, 'shortTime');
const shortDate = getNamedFormat(locale, 'shortDate');
formatValue = formatDateTime(getLocaleDateTimeFormat(locale, FormatWidth.Short), [shortTime, shortDate]);
break;
case 'medium':
const mediumTime = getNamedFormat(locale, 'mediumTime');
const mediumDate = getNamedFormat(locale, 'mediumDate');
formatValue = formatDateTime(getLocaleDateTimeFormat(locale, FormatWidth.Medium), [mediumTime, mediumDate]);
break;
case 'long':
const longTime = getNamedFormat(locale, 'longTime');
const longDate = getNamedFormat(locale, 'longDate');
formatValue =
formatDateTime(getLocaleDateTimeFormat(locale, FormatWidth.Long), [longTime, longDate]);
break;
case 'full':
const fullTime = getNamedFormat(locale, 'fullTime');
const fullDate = getNamedFormat(locale, 'fullDate');
formatValue =
formatDateTime(getLocaleDateTimeFormat(locale, FormatWidth.Full), [fullTime, fullDate]);
break;
}
if (formatValue) {
NAMED_FORMATS[localeId][format] = formatValue;
}
return formatValue;
}
function formatDateTime(str, opt_values) {
if (opt_values) {
str = str.replace(/\{([^}]+)}/g, function (match, key) {
return (opt_values != null && key in opt_values) ? opt_values[key] : match;
});
}
return str;
}
function padNumber(num, digits, minusSign = '-', trim, negWrap) {
let neg = '';
if (num < 0 || (negWrap && num <= 0)) {
if (negWrap) {
num = -num + 1;
}
else {
num = -num;
neg = minusSign;
}
}
let strNum = String(num);
while (strNum.length < digits) {
strNum = '0' + strNum;
}
if (trim) {
strNum = strNum.slice(strNum.length - digits);
}
return neg + strNum;
}
function formatFractionalSeconds(milliseconds, digits) {
const strMs = padNumber(milliseconds, 3);
return strMs.substring(0, digits);
}
/**
* Returns a date formatter that transforms a date into its locale digit representation
*/
function dateGetter(name, size, offset = 0, trim = false, negWrap = false) {
return function (date, locale) {
let part = getDatePart(name, date);
if (offset > 0 || part > -offset) {
part += offset;
}
if (name === DateType.Hours) {
if (part === 0 && offset === -12) {
part = 12;
}
}
else if (name === DateType.FractionalSeconds) {
return formatFractionalSeconds(part, size);
}
const localeMinus = getLocaleNumberSymbol(locale, NumberSymbol.MinusSign);
return padNumber(part, size, localeMinus, trim, negWrap);
};
}
function getDatePart(part, date) {
switch (part) {
case DateType.FullYear:
return date.getFullYear();
case DateType.Month:
return date.getMonth();
case DateType.Date:
return date.getDate();
case DateType.Hours:
return date.getHours();
case DateType.Minutes:
return date.getMinutes();
case DateType.Seconds:
return date.getSeconds();
case DateType.FractionalSeconds:
return date.getMilliseconds();
case DateType.Day:
return date.getDay();
default:
throw new Error(`Unknown DateType value "${part}".`);
}
}
/**
* Returns a date formatter that transforms a date into its locale string representation
*/
function dateStrGetter(name, width, form = FormStyle.Format, extended = false) {
return function (date, locale) {
return getDateTranslation(date, locale, name, width, form, extended);
};
}
/**
* Returns the locale translation of a date for a given form, type and width
*/
function getDateTranslation(date, locale, name, width, form, extended) {
switch (name) {
case TranslationType.Months:
return getLocaleMonthNames(locale, form, width)[date.getMonth()];
case TranslationType.Days:
return getLocaleDayNames(locale, form, width)[date.getDay()];
case TranslationType.DayPeriods:
const currentHours = date.getHours();
const currentMinutes = date.getMinutes();
if (extended) {
const rules = getLocaleExtraDayPeriodRules(locale);
const dayPeriods = getLocaleExtraDayPeriods(locale, form, width);
const index = rules.findIndex(rule => {
if (Array.isArray(rule)) {
// morning, afternoon, evening, night
const [from, to] = rule;
const afterFrom = currentHours >= from.hours && currentMinutes >= from.minutes;
const beforeTo = (currentHours < to.hours ||
(currentHours === to.hours && currentMinutes < to.minutes));
// We must account for normal rules that span a period during the day (e.g. 6am-9am)
// where `from` is less (earlier) than `to`. But also rules that span midnight (e.g.
// 10pm - 5am) where `from` is greater (later!) than `to`.
//
// In the first case the current time must be BOTH after `from` AND before `to`
// (e.g. 8am is after 6am AND before 10am).
//
// In the second case the current time must be EITHER after `from` OR before `to`
// (e.g. 4am is before 5am but not after 10pm; and 11pm is not before 5am but it is
// after 10pm).
if (from.hours < to.hours) {
if (afterFrom && beforeTo) {
return true;
}
}
else if (afterFrom || beforeTo) {
return true;
}
}
else { // noon or midnight
if (rule.hours === currentHours && rule.minutes === currentMinutes) {
return true;
}
}
return false;
});
if (index !== -1) {
return dayPeriods[index];
}
}
// if no rules for the day periods, we use am/pm by default
return getLocaleDayPeriods(locale, form, width)[currentHours < 12 ? 0 : 1];
case TranslationType.Eras:
return getLocaleEraNames(locale, width)[date.getFullYear() <= 0 ? 0 : 1];
default:
// This default case is not needed by TypeScript compiler, as the switch is exhaustive.
// However Closure Compiler does not understand that and reports an error in typed mode.
// The `throw new Error` below works around the problem, and the unexpected: never variable
// makes sure tsc still checks this code is unreachable.
const unexpected = name;
throw new Error(`unexpected translation type ${unexpected}`);
}
}
/**
* Returns a date formatter that transforms a date and an offset into a timezone with ISO8601 or
* GMT format depending on the width (eg: short = +0430, short:GMT = GMT+4, long = GMT+04:30,
* extended = +04:30)
*/
function timeZoneGetter(width) {
return function (date, locale, offset) {
const zone = -1 * offset;
const minusSign = getLocaleNumberSymbol(locale, NumberSymbol.MinusSign);
const hours = zone > 0 ? Math.floor(zone / 60) : Math.ceil(zone / 60);
switch (width) {
case ZoneWidth.Short:
return ((zone >= 0) ? '+' : '') + padNumber(hours, 2, minusSign) +
padNumber(Math.abs(zone % 60), 2, minusSign);
case ZoneWidth.ShortGMT:
return 'GMT' + ((zone >= 0) ? '+' : '') + padNumber(hours, 1, minusSign);
case ZoneWidth.Long:
return 'GMT' + ((zone >= 0) ? '+' : '') + padNumber(hours, 2, minusSign) + ':' +
padNumber(Math.abs(zone % 60), 2, minusSign);
case ZoneWidth.Extended:
if (offset === 0) {
return 'Z';
}
else {
return ((zone >= 0) ? '+' : '') + padNumber(hours, 2, minusSign) + ':' +
padNumber(Math.abs(zone % 60), 2, minusSign);
}
default:
throw new Error(`Unknown zone width "${width}"`);
}
};
}
const JANUARY = 0;
const THURSDAY = 4;
function getFirstThursdayOfYear(year) {
const firstDayOfYear = createDate(year, JANUARY, 1).getDay();
return createDate(year, 0, 1 + ((firstDayOfYear <= THURSDAY) ? THURSDAY : THURSDAY + 7) - firstDayOfYear);
}
function getThursdayThisWeek(datetime) {
return createDate(datetime.getFullYear(), datetime.getMonth(), datetime.getDate() + (THURSDAY - datetime.getDay()));
}
function weekGetter(size, monthBased = false) {
return function (date, locale) {
let result;
if (monthBased) {
const nbDaysBefore1stDayOfMonth = new Date(date.getFullYear(), date.getMonth(), 1).getDay() - 1;
const today = date.getDate();
result = 1 + Math.floor((today + nbDaysBefore1stDayOfMonth) / 7);
}
else {
const thisThurs = getThursdayThisWeek(date);
// Some days of a year are part of next year according to ISO 8601.
// Compute the firstThurs from the year of this week's Thursday
const firstThurs = getFirstThursdayOfYear(thisThurs.getFullYear());
const diff = thisThurs.getTime() - firstThurs.getTime();
result = 1 + Math.round(diff / 6.048e8); // 6.048e8 ms per week
}
return padNumber(result, size, getLocaleNumberSymbol(locale, NumberSymbol.MinusSign));
};
}
/**
* Returns a date formatter that provides the week-numbering year for the input date.
*/
function weekNumberingYearGetter(size, trim = false) {
return function (date, locale) {
const thisThurs = getThursdayThisWeek(date);
const weekNumberingYear = thisThurs.getFullYear();
return padNumber(weekNumberingYear, size, getLocaleNumberSymbol(locale, NumberSymbol.MinusSign), trim);
};
}
const DATE_FORMATS = {};
// Based on CLDR formats:
// See complete list: http://www.unicode.org/reports/tr35/tr35-dates.html#Date_Field_Symbol_Table
// See also explanations: http://cldr.unicode.org/translation/date-time
// TODO(ocombe): support all missing cldr formats: U, Q, D, F, e, j, J, C, A, v, V, X, x
function getDateFormatter(format) {
if (DATE_FORMATS[format]) {
return DATE_FORMATS[format];
}
let formatter;
switch (format) {
// Era name (AD/BC)
case 'G':
case 'GG':
case 'GGG':
formatter = dateStrGetter(TranslationType.Eras, TranslationWidth.Abbreviated);
break;
case 'GGGG':
formatter = dateStrGetter(TranslationType.Eras, TranslationWidth.Wide);
break;
case 'GGGGG':
formatter = dateStrGetter(TranslationType.Eras, TranslationWidth.Narrow);
break;
// 1 digit representation of the year, e.g. (AD 1 => 1, AD 199 => 199)
case 'y':
formatter = dateGetter(DateType.FullYear, 1, 0, false, true);
break;
// 2 digit representation of the year, padded (00-99). (e.g. AD 2001 => 01, AD 2010 => 10)
case 'yy':
formatter = dateGetter(DateType.FullYear, 2, 0, true, true);
break;
// 3 digit representation of the year, padded (000-999). (e.g. AD 2001 => 01, AD 2010 => 10)
case 'yyy':
formatter = dateGetter(DateType.FullYear, 3, 0, false, true);
break;
// 4 digit representation of the year (e.g. AD 1 => 0001, AD 2010 => 2010)
case 'yyyy':
formatter = dateGetter(DateType.FullYear, 4, 0, false, true);
break;
// 1 digit representation of the week-numbering year, e.g. (AD 1 => 1, AD 199 => 199)
case 'Y':
formatter = weekNumberingYearGetter(1);
break;
// 2 digit representation of the week-numbering year, padded (00-99). (e.g. AD 2001 => 01, AD
// 2010 => 10)
case 'YY':
formatter = weekNumberingYearGetter(2, true);
break;
// 3 digit representation of the week-numbering year, padded (000-999). (e.g. AD 1 => 001, AD
// 2010 => 2010)
case 'YYY':
formatter = weekNumberingYearGetter(3);
break;
// 4 digit representation of the week-numbering year (e.g. AD 1 => 0001, AD 2010 => 2010)
case 'YYYY':
formatter = weekNumberingYearGetter(4);
break;
// Month of the year (1-12), numeric
case 'M':
case 'L':
formatter = dateGetter(DateType.Month, 1, 1);
break;
case 'MM':
case 'LL':
formatter = dateGetter(DateType.Month, 2, 1);
break;
// Month of the year (January, ...), string, format
case 'MMM':
formatter = dateStrGetter(TranslationType.Months, TranslationWidth.Abbreviated);
break;
case 'MMMM':
formatter = dateStrGetter(TranslationType.Months, TranslationWidth.Wide);
break;
case 'MMMMM':
formatter = dateStrGetter(TranslationType.Months, TranslationWidth.Narrow);
break;
// Month of the year (January, ...), string, standalone
case 'LLL':
formatter =
dateStrGetter(TranslationType.Months, TranslationWidth.Abbreviated, FormStyle.Standalone);
break;
case 'LLLL':
formatter =
dateStrGetter(TranslationType.Months, TranslationWidth.Wide, FormStyle.Standalone);
break;
case 'LLLLL':
formatter =
dateStrGetter(TranslationType.Months, TranslationWidth.Narrow, FormStyle.Standalone);
break;
// Week of the year (1, ... 52)
case 'w':
formatter = weekGetter(1);
break;
case 'ww':
formatter = weekGetter(2);
break;
// Week of the month (1, ...)
case 'W':
formatter = weekGetter(1, true);
break;
// Day of the month (1-31)
case 'd':
formatter = dateGetter(DateType.Date, 1);
break;
case 'dd':
formatter = dateGetter(DateType.Date, 2);
break;
// Day of the Week StandAlone (1, 1, Mon, Monday, M, Mo)
case 'c':
case 'cc':
formatter = dateGetter(DateType.Day, 1);
break;
case 'ccc':
formatter =
dateStrGetter(TranslationType.Days, TranslationWidth.Abbreviated, FormStyle.Standalone);
break;
case 'cccc':
formatter = dateStrGetter(TranslationType.Days, TranslationWidth.Wide, FormStyle.Standalone);
break;
case 'ccccc':
formatter =
dateStrGetter(TranslationType.Days, TranslationWidth.Narrow, FormStyle.Standalone);
break;
case 'cccccc':
formatter = dateStrGetter(TranslationType.Days, TranslationWidth.Short, FormStyle.Standalone);
break;
// Day of the Week
case 'E':
case 'EE':
case 'EEE':
formatter = dateStrGetter(TranslationType.Days, TranslationWidth.Abbreviated);
break;
case 'EEEE':
formatter = dateStrGetter(TranslationType.Days, TranslationWidth.Wide);
break;
case 'EEEEE':
formatter = dateStrGetter(TranslationType.Days, TranslationWidth.Narrow);
break;
case 'EEEEEE':
formatter = dateStrGetter(TranslationType.Days, TranslationWidth.Short);
break;
// Generic period of the day (am-pm)
case 'a':
case 'aa':
case 'aaa':
formatter = dateStrGetter(TranslationType.DayPeriods, TranslationWidth.Abbreviated);
break;
case 'aaaa':
formatter = dateStrGetter(TranslationType.DayPeriods, TranslationWidth.Wide);
break;
case 'aaaaa':
formatter = dateStrGetter(TranslationType.DayPeriods, TranslationWidth.Narrow);
break;
// Extended period of the day (midnight, at night, ...), standalone
case 'b':
case 'bb':
case 'bbb':
formatter = dateStrGetter(TranslationType.DayPeriods, TranslationWidth.Abbreviated, FormStyle.Standalone, true);
break;
case 'bbbb':
formatter = dateStrGetter(TranslationType.DayPeriods, TranslationWidth.Wide, FormStyle.Standalone, true);
break;
case 'bbbbb':
formatter = dateStrGetter(TranslationType.DayPeriods, TranslationWidth.Narrow, FormStyle.Standalone, true);
break;
// Extended period of the day (midnight, night, ...), standalone
case 'B':
case 'BB':
case 'BBB':
formatter = dateStrGetter(TranslationType.DayPeriods, TranslationWidth.Abbreviated, FormStyle.Format, true);
break;
case 'BBBB':
formatter =
dateStrGetter(TranslationType.DayPeriods, TranslationWidth.Wide, FormStyle.Format, true);
break;
case 'BBBBB':
formatter = dateStrGetter(TranslationType.DayPeriods, TranslationWidth.Narrow, FormStyle.Format, true);
break;
// Hour in AM/PM, (1-12)
case 'h':
formatter = dateGetter(DateType.Hours, 1, -12);
break;
case 'hh':
formatter = dateGetter(DateType.Hours, 2, -12);
break;
// Hour of the day (0-23)
case 'H':
formatter = dateGetter(DateType.Hours, 1);
break;
// Hour in day, padded (00-23)
case 'HH':
formatter = dateGetter(DateType.Hours, 2);
break;
// Minute of the hour (0-59)
case 'm':
formatter = dateGetter(DateType.Minutes, 1);
break;
case 'mm':
formatter = dateGetter(DateType.Minutes, 2);
break;
// Second of the minute (0-59)
case 's':
formatter = dateGetter(DateType.Seconds, 1);
break;
case 'ss':
formatter = dateGetter(DateType.Seconds, 2);
break;
// Fractional second
case 'S':
formatter = dateGetter(DateType.FractionalSeconds, 1);
break;
case 'SS':
formatter = dateGetter(DateType.FractionalSeconds, 2);
break;
case 'SSS':
formatter = dateGetter(DateType.FractionalSeconds, 3);
break;
// Timezone ISO8601 short format (-0430)
case 'Z':
case 'ZZ':
case 'ZZZ':
formatter = timeZoneGetter(ZoneWidth.Short);
break;
// Timezone ISO8601 extended format (-04:30)
case 'ZZZZZ':
formatter = timeZoneGetter(ZoneWidth.Extended);
break;
// Timezone GMT short format (GMT+4)
case 'O':
case 'OO':
case 'OOO':
// Should be location, but fallback to format O instead because we don't have the data yet
case 'z':
case 'zz':
case 'zzz':
formatter = timeZoneGetter(ZoneWidth.ShortGMT);
break;
// Timezone GMT long format (GMT+0430)
case 'OOOO':
case 'ZZZZ':
// Should be location, but fallback to format O instead because we don't have the data yet
case 'zzzz':
formatter = timeZoneGetter(ZoneWidth.Long);
break;
default:
return null;
}
DATE_FORMATS[format] = formatter;
return formatter;
}
function timezoneToOffset(timezone, fallback) {
// Support: IE 11 only, Edge 13-15+
// IE/Edge do not "understand" colon (`:`) in timezone
timezone = timezone.replace(/:/g, '');
const requestedTimezoneOffset = Date.parse('Jan 01, 1970 00:00:00 ' + timezone) / 60000;
return isNaN(requestedTimezoneOffset) ? fallback : requestedTimezoneOffset;
}
function addDateMinutes(date, minutes) {
date = new Date(date.getTime());
date.setMinutes(date.getMinutes() + minutes);
return date;
}
function convertTimezoneToLocal(date, timezone, reverse) {
const reverseValue = reverse ? -1 : 1;
const dateTimezoneOffset = date.getTimezoneOffset();
const timezoneOffset = timezoneToOffset(timezone, dateTimezoneOffset);
return addDateMinutes(date, reverseValue * (timezoneOffset - dateTimezoneOffset));
}
/**
* Converts a value to date.
*
* Supported input formats:
* - `Date`
* - number: timestamp
* - string: numeric (e.g. "1234"), ISO and date strings in a format supported by
* [Date.parse()](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Date/parse).
* Note: ISO strings without time return a date without timeoffset.
*
* Throws if unable to convert to a date.
*/
export function toDate(value) {
if (isDate(value)) {
return value;
}
if (typeof value === 'number' && !isNaN(value)) {
return new Date(value);
}
if (typeof value === 'string') {
value = value.trim();
if (/^(\d{4}(-\d{1,2}(-\d{1,2})?)?)$/.test(value)) {
/* For ISO Strings without time the day, month and year must be extracted from the ISO String
before Date creation to avoid time offset and errors in the new Date.
If we only replace '-' with ',' in the ISO String ("2015,01,01"), and try to create a new
date, some browsers (e.g. IE 9) will throw an invalid Date error.
If we leave the '-' ("2015-01-01") and try to create a new Date("2015-01-01") the timeoffset
is applied.
Note: ISO months are 0 for January, 1 for February, ... */
const [y, m = 1, d = 1] = value.split('-').map((val) => +val);
return createDate(y, m - 1, d);
}
const parsedNb = parseFloat(value);
// any string that only contains numbers, like "1234" but not like "1234hello"
if (!isNaN(value - parsedNb)) {
return new Date(parsedNb);
}
let match;
if (match = value.match(ISO8601_DATE_REGEX)) {
return isoStringToDate(match);
}
}
const date = new Date(value);
if (!isDate(date)) {
throw new Error(`Unable to convert "${value}" into a date`);
}
return date;
}
/**
* Converts a date in ISO8601 to a Date.
* Used instead of `Date.parse` because of browser discrepancies.
*/
export function isoStringToDate(match) {
const date = new Date(0);
let tzHour = 0;
let tzMin = 0;
// match[8] means that the string contains "Z" (UTC) or a timezone like "+01:00" or "+0100"
const dateSetter = match[8] ? date.setUTCFullYear : date.setFullYear;
const timeSetter = match[8] ? date.setUTCHours : date.setHours;
// if there is a timezone defined like "+01:00" or "+0100"
if (match[9]) {
tzHour = Number(match[9] + match[10]);
tzMin = Number(match[9] + match[11]);
}
dateSetter.call(date, Number(match[1]), Number(match[2]) - 1, Number(match[3]));
const h = Number(match[4] || 0) - tzHour;
const m = Number(match[5] || 0) - tzMin;
const s = Number(match[6] || 0);
// The ECMAScript specification (https://www.ecma-international.org/ecma-262/5.1/#sec-15.9.1.11)
// defines that `DateTime` milliseconds should always be rounded down, so that `999.9ms`
// becomes `999ms`.
const ms = Math.floor(parseFloat('0.' + (match[7] || 0)) * 1000);
timeSetter.call(date, h, m, s, ms);
return date;
}
export function isDate(value) {
return value instanceof Date && !isNaN(value.valueOf());
}
//# 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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { getLocaleNumberFormat, getLocaleNumberSymbol, getNumberOfCurrencyDigits, NumberFormatStyle, NumberSymbol } from './locale_data_api';
export const NUMBER_FORMAT_REGEXP = /^(\d+)?\.((\d+)(-(\d+))?)?$/;
const MAX_DIGITS = 22;
const DECIMAL_SEP = '.';
const ZERO_CHAR = '0';
const PATTERN_SEP = ';';
const GROUP_SEP = ',';
const DIGIT_CHAR = '#';
const CURRENCY_CHAR = '¤';
const PERCENT_CHAR = '%';
/**
* Transforms a number to a locale string based on a style and a format.
*/
function formatNumberToLocaleString(value, pattern, locale, groupSymbol, decimalSymbol, digitsInfo, isPercent = false) {
let formattedText = '';
let isZero = false;
if (!isFinite(value)) {
formattedText = getLocaleNumberSymbol(locale, NumberSymbol.Infinity);
}
else {
let parsedNumber = parseNumber(value);
if (isPercent) {
parsedNumber = toPercent(parsedNumber);
}
let minInt = pattern.minInt;
let minFraction = pattern.minFrac;
let maxFraction = pattern.maxFrac;
if (digitsInfo) {
const parts = digitsInfo.match(NUMBER_FORMAT_REGEXP);
if (parts === null) {
throw new Error(`${digitsInfo} is not a valid digit info`);
}
const minIntPart = parts[1];
const minFractionPart = parts[3];
const maxFractionPart = parts[5];
if (minIntPart != null) {
minInt = parseIntAutoRadix(minIntPart);
}
if (minFractionPart != null) {
minFraction = parseIntAutoRadix(minFractionPart);
}
if (maxFractionPart != null) {
maxFraction = parseIntAutoRadix(maxFractionPart);
}
else if (minFractionPart != null && minFraction > maxFraction) {
maxFraction = minFraction;
}
}
roundNumber(parsedNumber, minFraction, maxFraction);
let digits = parsedNumber.digits;
let integerLen = parsedNumber.integerLen;
const exponent = parsedNumber.exponent;
let decimals = [];
isZero = digits.every(d => !d);
// pad zeros for small numbers
for (; integerLen < minInt; integerLen++) {
digits.unshift(0);
}
// pad zeros for small numbers
for (; integerLen < 0; integerLen++) {
digits.unshift(0);
}
// extract decimals digits
if (integerLen > 0) {
decimals = digits.splice(integerLen, digits.length);
}
else {
decimals = digits;
digits = [0];
}
// format the integer digits with grouping separators
const groups = [];
if (digits.length >= pattern.lgSize) {
groups.unshift(digits.splice(-pattern.lgSize, digits.length).join(''));
}
while (digits.length > pattern.gSize) {
groups.unshift(digits.splice(-pattern.gSize, digits.length).join(''));
}
if (digits.length) {
groups.unshift(digits.join(''));
}
formattedText = groups.join(getLocaleNumberSymbol(locale, groupSymbol));
// append the decimal digits
if (decimals.length) {
formattedText += getLocaleNumberSymbol(locale, decimalSymbol) + decimals.join('');
}
if (exponent) {
formattedText += getLocaleNumberSymbol(locale, NumberSymbol.Exponential) + '+' + exponent;
}
}
if (value < 0 && !isZero) {
formattedText = pattern.negPre + formattedText + pattern.negSuf;
}
else {
formattedText = pattern.posPre + formattedText + pattern.posSuf;
}
return formattedText;
}
/**
* @ngModule CommonModule
* @description
*
* Formats a number as currency using locale rules.
*
* @param value The number to format.
* @param locale A locale code for the locale format rules to use.
* @param currency A string containing the currency symbol or its name,
* such as "$" or "Canadian Dollar". Used in output string, but does not affect the operation
* of the function.
* @param currencyCode The [ISO 4217](https://en.wikipedia.org/wiki/ISO_4217)
* currency code, such as `USD` for the US dollar and `EUR` for the euro.
* Used to determine the number of digits in the decimal part.
* @param digitsInfo Decimal representation options, specified by a string in the following format:
* `{minIntegerDigits}.{minFractionDigits}-{maxFractionDigits}`. See `DecimalPipe` for more details.
*
* @returns The formatted currency value.
*
* @see `formatNumber()`
* @see `DecimalPipe`
* @see [Internationalization (i18n) Guide](https://angular.io/guide/i18n-overview)
*
* @publicApi
*/
export function formatCurrency(value, locale, currency, currencyCode, digitsInfo) {
const format = getLocaleNumberFormat(locale, NumberFormatStyle.Currency);
const pattern = parseNumberFormat(format, getLocaleNumberSymbol(locale, NumberSymbol.MinusSign));
pattern.minFrac = getNumberOfCurrencyDigits(currencyCode);
pattern.maxFrac = pattern.minFrac;
const res = formatNumberToLocaleString(value, pattern, locale, NumberSymbol.CurrencyGroup, NumberSymbol.CurrencyDecimal, digitsInfo);
return res
.replace(CURRENCY_CHAR, currency)
// if we have 2 time the currency character, the second one is ignored
.replace(CURRENCY_CHAR, '')
// If there is a spacing between currency character and the value and
// the currency character is suppressed by passing an empty string, the
// spacing character would remain as part of the string. Then we
// should remove it.
.trim();
}
/**
* @ngModule CommonModule
* @description
*
* Formats a number as a percentage according to locale rules.
*
* @param value The number to format.
* @param locale A locale code for the locale format rules to use.
* @param digitsInfo Decimal representation options, specified by a string in the following format:
* `{minIntegerDigits}.{minFractionDigits}-{maxFractionDigits}`. See `DecimalPipe` for more details.
*
* @returns The formatted percentage value.
*
* @see `formatNumber()`
* @see `DecimalPipe`
* @see [Internationalization (i18n) Guide](https://angular.io/guide/i18n-overview)
* @publicApi
*
*/
export function formatPercent(value, locale, digitsInfo) {
const format = getLocaleNumberFormat(locale, NumberFormatStyle.Percent);
const pattern = parseNumberFormat(format, getLocaleNumberSymbol(locale, NumberSymbol.MinusSign));
const res = formatNumberToLocaleString(value, pattern, locale, NumberSymbol.Group, NumberSymbol.Decimal, digitsInfo, true);
return res.replace(new RegExp(PERCENT_CHAR, 'g'), getLocaleNumberSymbol(locale, NumberSymbol.PercentSign));
}
/**
* @ngModule CommonModule
* @description
*
* Formats a number as text, with group sizing, separator, and other
* parameters based on the locale.
*
* @param value The number to format.
* @param locale A locale code for the locale format rules to use.
* @param digitsInfo Decimal representation options, specified by a string in the following format:
* `{minIntegerDigits}.{minFractionDigits}-{maxFractionDigits}`. See `DecimalPipe` for more details.
*
* @returns The formatted text string.
* @see [Internationalization (i18n) Guide](https://angular.io/guide/i18n-overview)
*
* @publicApi
*/
export function formatNumber(value, locale, digitsInfo) {
const format = getLocaleNumberFormat(locale, NumberFormatStyle.Decimal);
const pattern = parseNumberFormat(format, getLocaleNumberSymbol(locale, NumberSymbol.MinusSign));
return formatNumberToLocaleString(value, pattern, locale, NumberSymbol.Group, NumberSymbol.Decimal, digitsInfo);
}
function parseNumberFormat(format, minusSign = '-') {
const p = {
minInt: 1,
minFrac: 0,
maxFrac: 0,
posPre: '',
posSuf: '',
negPre: '',
negSuf: '',
gSize: 0,
lgSize: 0
};
const patternParts = format.split(PATTERN_SEP);
const positive = patternParts[0];
const negative = patternParts[1];
const positiveParts = positive.indexOf(DECIMAL_SEP) !== -1 ?
positive.split(DECIMAL_SEP) :
[
positive.substring(0, positive.lastIndexOf(ZERO_CHAR) + 1),
positive.substring(positive.lastIndexOf(ZERO_CHAR) + 1)
], integer = positiveParts[0], fraction = positiveParts[1] || '';
p.posPre = integer.substring(0, integer.indexOf(DIGIT_CHAR));
for (let i = 0; i < fraction.length; i++) {
const ch = fraction.charAt(i);
if (ch === ZERO_CHAR) {
p.minFrac = p.maxFrac = i + 1;
}
else if (ch === DIGIT_CHAR) {
p.maxFrac = i + 1;
}
else {
p.posSuf += ch;
}
}
const groups = integer.split(GROUP_SEP);
p.gSize = groups[1] ? groups[1].length : 0;
p.lgSize = (groups[2] || groups[1]) ? (groups[2] || groups[1]).length : 0;
if (negative) {
const trunkLen = positive.length - p.posPre.length - p.posSuf.length, pos = negative.indexOf(DIGIT_CHAR);
p.negPre = negative.substring(0, pos).replace(/'/g, '');
p.negSuf = negative.slice(pos + trunkLen).replace(/'/g, '');
}
else {
p.negPre = minusSign + p.posPre;
p.negSuf = p.posSuf;
}
return p;
}
// Transforms a parsed number into a percentage by multiplying it by 100
function toPercent(parsedNumber) {
// if the number is 0, don't do anything
if (parsedNumber.digits[0] === 0) {
return parsedNumber;
}
// Getting the current number of decimals
const fractionLen = parsedNumber.digits.length - parsedNumber.integerLen;
if (parsedNumber.exponent) {
parsedNumber.exponent += 2;
}
else {
if (fractionLen === 0) {
parsedNumber.digits.push(0, 0);
}
else if (fractionLen === 1) {
parsedNumber.digits.push(0);
}
parsedNumber.integerLen += 2;
}
return parsedNumber;
}
/**
* Parses a number.
* Significant bits of this parse algorithm came from https://github.com/MikeMcl/big.js/
*/
function parseNumber(num) {
let numStr = Math.abs(num) + '';
let exponent = 0, digits, integerLen;
let i, j, zeros;
// Decimal point?
if ((integerLen = numStr.indexOf(DECIMAL_SEP)) > -1) {
numStr = numStr.replace(DECIMAL_SEP, '');
}
// Exponential form?
if ((i = numStr.search(/e/i)) > 0) {
// Work out the exponent.
if (integerLen < 0)
integerLen = i;
integerLen += +numStr.slice(i + 1);
numStr = numStr.substring(0, i);
}
else if (integerLen < 0) {
// There was no decimal point or exponent so it is an integer.
integerLen = numStr.length;
}
// Count the number of leading zeros.
for (i = 0; numStr.charAt(i) === ZERO_CHAR; i++) { /* empty */
}
if (i === (zeros = numStr.length)) {
// The digits are all zero.
digits = [0];
integerLen = 1;
}
else {
// Count the number of trailing zeros
zeros--;
while (numStr.charAt(zeros) === ZERO_CHAR)
zeros--;
// Trailing zeros are insignificant so ignore them
integerLen -= i;
digits = [];
// Convert string to array of digits without leading/trailing zeros.
for (j = 0; i <= zeros; i++, j++) {
digits[j] = Number(numStr.charAt(i));
}
}
// If the number overflows the maximum allowed digits then use an exponent.
if (integerLen > MAX_DIGITS) {
digits = digits.splice(0, MAX_DIGITS - 1);
exponent = integerLen - 1;
integerLen = 1;
}
return { digits, exponent, integerLen };
}
/**
* Round the parsed number to the specified number of decimal places
* This function changes the parsedNumber in-place
*/
function roundNumber(parsedNumber, minFrac, maxFrac) {
if (minFrac > maxFrac) {
throw new Error(`The minimum number of digits after fraction (${minFrac}) is higher than the maximum (${maxFrac}).`);
}
let digits = parsedNumber.digits;
let fractionLen = digits.length - parsedNumber.integerLen;
const fractionSize = Math.min(Math.max(minFrac, fractionLen), maxFrac);
// The index of the digit to where rounding is to occur
let roundAt = fractionSize + parsedNumber.integerLen;
let digit = digits[roundAt];
if (roundAt > 0) {
// Drop fractional digits beyond `roundAt`
digits.splice(Math.max(parsedNumber.integerLen, roundAt));
// Set non-fractional digits beyond `roundAt` to 0
for (let j = roundAt; j < digits.length; j++) {
digits[j] = 0;
}
}
else {
// We rounded to zero so reset the parsedNumber
fractionLen = Math.max(0, fractionLen);
parsedNumber.integerLen = 1;
digits.length = Math.max(1, roundAt = fractionSize + 1);
digits[0] = 0;
for (let i = 1; i < roundAt; i++)
digits[i] = 0;
}
if (digit >= 5) {
if (roundAt - 1 < 0) {
for (let k = 0; k > roundAt; k--) {
digits.unshift(0);
parsedNumber.integerLen++;
}
digits.unshift(1);
parsedNumber.integerLen++;
}
else {
digits[roundAt - 1]++;
}
}
// Pad out with zeros to get the required fraction length
for (; fractionLen < Math.max(0, fractionSize); fractionLen++)
digits.push(0);
let dropTrailingZeros = fractionSize !== 0;
// Minimal length = nb of decimals required + current nb of integers
// Any number besides that is optional and can be removed if it's a trailing 0
const minLen = minFrac + parsedNumber.integerLen;
// Do any carrying, e.g. a digit was rounded up to 10
const carry = digits.reduceRight(function (carry, d, i, digits) {
d = d + carry;
digits[i] = d < 10 ? d : d - 10; // d % 10
if (dropTrailingZeros) {
// Do not keep meaningless fractional trailing zeros (e.g. 15.52000 --> 15.52)
if (digits[i] === 0 && i >= minLen) {
digits.pop();
}
else {
dropTrailingZeros = false;
}
}
return d >= 10 ? 1 : 0; // Math.floor(d / 10);
}, 0);
if (carry) {
digits.unshift(carry);
parsedNumber.integerLen++;
}
}
export function parseIntAutoRadix(text) {
const result = parseInt(text);
if (isNaN(result)) {
throw new Error('Invalid integer literal when parsing ' + text);
}
return result;
}
//# 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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { ɵregisterLocaleData } from '@angular/core';
/**
* Register global data to be used internally by Angular. See the
* ["I18n guide"](guide/i18n-common-format-data-locale) to know how to import additional locale
* data.
*
* The signature registerLocaleData(data: any, extraData?: any) is deprecated since v5.1
*
* @publicApi
*/
export function registerLocaleData(data, localeId, extraData) {
return ɵregisterLocaleData(data, localeId, extraData);
}
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { ɵfindLocaleData, ɵgetLocaleCurrencyCode, ɵgetLocalePluralCase, ɵLocaleDataIndex } from '@angular/core';
import { CURRENCIES_EN } from './currencies';
/**
* Format styles that can be used to represent numbers.
* @see `getLocaleNumberFormat()`.
* @see [Internationalization (i18n) Guide](https://angular.io/guide/i18n-overview)
*
* @publicApi
*/
export var NumberFormatStyle;
(function (NumberFormatStyle) {
NumberFormatStyle[NumberFormatStyle["Decimal"] = 0] = "Decimal";
NumberFormatStyle[NumberFormatStyle["Percent"] = 1] = "Percent";
NumberFormatStyle[NumberFormatStyle["Currency"] = 2] = "Currency";
NumberFormatStyle[NumberFormatStyle["Scientific"] = 3] = "Scientific";
})(NumberFormatStyle || (NumberFormatStyle = {}));
/**
* Plurality cases used for translating plurals to different languages.
*
* @see `NgPlural`
* @see `NgPluralCase`
* @see [Internationalization (i18n) Guide](https://angular.io/guide/i18n-overview)
*
* @publicApi
*/
export var Plural;
(function (Plural) {
Plural[Plural["Zero"] = 0] = "Zero";
Plural[Plural["One"] = 1] = "One";
Plural[Plural["Two"] = 2] = "Two";
Plural[Plural["Few"] = 3] = "Few";
Plural[Plural["Many"] = 4] = "Many";
Plural[Plural["Other"] = 5] = "Other";
})(Plural || (Plural = {}));
/**
* Context-dependant translation forms for strings.
* Typically the standalone version is for the nominative form of the word,
* and the format version is used for the genitive case.
* @see [CLDR website](http://cldr.unicode.org/translation/date-time-1/date-time#TOC-Standalone-vs.-Format-Styles)
* @see [Internationalization (i18n) Guide](https://angular.io/guide/i18n-overview)
*
* @publicApi
*/
export var FormStyle;
(function (FormStyle) {
FormStyle[FormStyle["Format"] = 0] = "Format";
FormStyle[FormStyle["Standalone"] = 1] = "Standalone";
})(FormStyle || (FormStyle = {}));
/**
* String widths available for translations.
* The specific character widths are locale-specific.
* Examples are given for the word "Sunday" in English.
*
* @publicApi
*/
export var TranslationWidth;
(function (TranslationWidth) {
/** 1 character for `en-US`. For example: 'S' */
TranslationWidth[TranslationWidth["Narrow"] = 0] = "Narrow";
/** 3 characters for `en-US`. For example: 'Sun' */
TranslationWidth[TranslationWidth["Abbreviated"] = 1] = "Abbreviated";
/** Full length for `en-US`. For example: "Sunday" */
TranslationWidth[TranslationWidth["Wide"] = 2] = "Wide";
/** 2 characters for `en-US`, For example: "Su" */
TranslationWidth[TranslationWidth["Short"] = 3] = "Short";
})(TranslationWidth || (TranslationWidth = {}));
/**
* String widths available for date-time formats.
* The specific character widths are locale-specific.
* Examples are given for `en-US`.
*
* @see `getLocaleDateFormat()`
* @see `getLocaleTimeFormat()`
* @see `getLocaleDateTimeFormat()`
* @see [Internationalization (i18n) Guide](https://angular.io/guide/i18n-overview)
* @publicApi
*/
export var FormatWidth;
(function (FormatWidth) {
/**
* For `en-US`, 'M/d/yy, h:mm a'`
* (Example: `6/15/15, 9:03 AM`)
*/
FormatWidth[FormatWidth["Short"] = 0] = "Short";
/**
* For `en-US`, `'MMM d, y, h:mm:ss a'`
* (Example: `Jun 15, 2015, 9:03:01 AM`)
*/
FormatWidth[FormatWidth["Medium"] = 1] = "Medium";
/**
* For `en-US`, `'MMMM d, y, h:mm:ss a z'`
* (Example: `June 15, 2015 at 9:03:01 AM GMT+1`)
*/
FormatWidth[FormatWidth["Long"] = 2] = "Long";
/**
* For `en-US`, `'EEEE, MMMM d, y, h:mm:ss a zzzz'`
* (Example: `Monday, June 15, 2015 at 9:03:01 AM GMT+01:00`)
*/
FormatWidth[FormatWidth["Full"] = 3] = "Full";
})(FormatWidth || (FormatWidth = {}));
/**
* Symbols that can be used to replace placeholders in number patterns.
* Examples are based on `en-US` values.
*
* @see `getLocaleNumberSymbol()`
* @see [Internationalization (i18n) Guide](https://angular.io/guide/i18n-overview)
*
* @publicApi
*/
export var NumberSymbol;
(function (NumberSymbol) {
/**
* Decimal separator.
* For `en-US`, the dot character.
* Example: 2,345`.`67
*/
NumberSymbol[NumberSymbol["Decimal"] = 0] = "Decimal";
/**
* Grouping separator, typically for thousands.
* For `en-US`, the comma character.
* Example: 2`,`345.67
*/
NumberSymbol[NumberSymbol["Group"] = 1] = "Group";
/**
* List-item separator.
* Example: "one, two, and three"
*/
NumberSymbol[NumberSymbol["List"] = 2] = "List";
/**
* Sign for percentage (out of 100).
* Example: 23.4%
*/
NumberSymbol[NumberSymbol["PercentSign"] = 3] = "PercentSign";
/**
* Sign for positive numbers.
* Example: +23
*/
NumberSymbol[NumberSymbol["PlusSign"] = 4] = "PlusSign";
/**
* Sign for negative numbers.
* Example: -23
*/
NumberSymbol[NumberSymbol["MinusSign"] = 5] = "MinusSign";
/**
* Computer notation for exponential value (n times a power of 10).
* Example: 1.2E3
*/
NumberSymbol[NumberSymbol["Exponential"] = 6] = "Exponential";
/**
* Human-readable format of exponential.
* Example: 1.2x103
*/
NumberSymbol[NumberSymbol["SuperscriptingExponent"] = 7] = "SuperscriptingExponent";
/**
* Sign for permille (out of 1000).
* Example: 23.4‰
*/
NumberSymbol[NumberSymbol["PerMille"] = 8] = "PerMille";
/**
* Infinity, can be used with plus and minus.
* Example: ∞, +∞, -∞
*/
NumberSymbol[NumberSymbol["Infinity"] = 9] = "Infinity";
/**
* Not a number.
* Example: NaN
*/
NumberSymbol[NumberSymbol["NaN"] = 10] = "NaN";
/**
* Symbol used between time units.
* Example: 10:52
*/
NumberSymbol[NumberSymbol["TimeSeparator"] = 11] = "TimeSeparator";
/**
* Decimal separator for currency values (fallback to `Decimal`).
* Example: $2,345.67
*/
NumberSymbol[NumberSymbol["CurrencyDecimal"] = 12] = "CurrencyDecimal";
/**
* Group separator for currency values (fallback to `Group`).
* Example: $2,345.67
*/
NumberSymbol[NumberSymbol["CurrencyGroup"] = 13] = "CurrencyGroup";
})(NumberSymbol || (NumberSymbol = {}));
/**
* The value for each day of the week, based on the `en-US` locale
*
* @publicApi
*/
export var WeekDay;
(function (WeekDay) {
WeekDay[WeekDay["Sunday"] = 0] = "Sunday";
WeekDay[WeekDay["Monday"] = 1] = "Monday";
WeekDay[WeekDay["Tuesday"] = 2] = "Tuesday";
WeekDay[WeekDay["Wednesday"] = 3] = "Wednesday";
WeekDay[WeekDay["Thursday"] = 4] = "Thursday";
WeekDay[WeekDay["Friday"] = 5] = "Friday";
WeekDay[WeekDay["Saturday"] = 6] = "Saturday";
})(WeekDay || (WeekDay = {}));
/**
* Retrieves the locale ID from the currently loaded locale.
* The loaded locale could be, for example, a global one rather than a regional one.
* @param locale A locale code, such as `fr-FR`.
* @returns The locale code. For example, `fr`.
* @see [Internationalization (i18n) Guide](https://angular.io/guide/i18n-overview)
*
* @publicApi
*/
export function getLocaleId(locale) {
return ɵfindLocaleData(locale)[ɵLocaleDataIndex.LocaleId];
}
/**
* Retrieves day period strings for the given locale.
*
* @param locale A locale code for the locale format rules to use.
* @param formStyle The required grammatical form.
* @param width The required character width.
* @returns An array of localized period strings. For example, `[AM, PM]` for `en-US`.
* @see [Internationalization (i18n) Guide](https://angular.io/guide/i18n-overview)
*
* @publicApi
*/
export function getLocaleDayPeriods(locale, formStyle, width) {
const data = ɵfindLocaleData(locale);
const amPmData = [
data[ɵLocaleDataIndex.DayPeriodsFormat], data[ɵLocaleDataIndex.DayPeriodsStandalone]
];
const amPm = getLastDefinedValue(amPmData, formStyle);
return getLastDefinedValue(amPm, width);
}
/**
* Retrieves days of the week for the given locale, using the Gregorian calendar.
*
* @param locale A locale code for the locale format rules to use.
* @param formStyle The required grammatical form.
* @param width The required character width.
* @returns An array of localized name strings.
* For example,`[Sunday, Monday, ... Saturday]` for `en-US`.
* @see [Internationalization (i18n) Guide](https://angular.io/guide/i18n-overview)
*
* @publicApi
*/
export function getLocaleDayNames(locale, formStyle, width) {
const data = ɵfindLocaleData(locale);
const daysData = [data[ɵLocaleDataIndex.DaysFormat], data[ɵLocaleDataIndex.DaysStandalone]];
const days = getLastDefinedValue(daysData, formStyle);
return getLastDefinedValue(days, width);
}
/**
* Retrieves months of the year for the given locale, using the Gregorian calendar.
*
* @param locale A locale code for the locale format rules to use.
* @param formStyle The required grammatical form.
* @param width The required character width.
* @returns An array of localized name strings.
* For example, `[January, February, ...]` for `en-US`.
* @see [Internationalization (i18n) Guide](https://angular.io/guide/i18n-overview)
*
* @publicApi
*/
export function getLocaleMonthNames(locale, formStyle, width) {
const data = ɵfindLocaleData(locale);
const monthsData = [data[ɵLocaleDataIndex.MonthsFormat], data[ɵLocaleDataIndex.MonthsStandalone]];
const months = getLastDefinedValue(monthsData, formStyle);
return getLastDefinedValue(months, width);
}
/**
* Retrieves Gregorian-calendar eras for the given locale.
* @param locale A locale code for the locale format rules to use.
* @param width The required character width.
* @returns An array of localized era strings.
* For example, `[AD, BC]` for `en-US`.
* @see [Internationalization (i18n) Guide](https://angular.io/guide/i18n-overview)
*
* @publicApi
*/
export function getLocaleEraNames(locale, width) {
const data = ɵfindLocaleData(locale);
const erasData = data[ɵLocaleDataIndex.Eras];
return getLastDefinedValue(erasData, width);
}
/**
* Retrieves the first day of the week for the given locale.
*
* @param locale A locale code for the locale format rules to use.
* @returns A day index number, using the 0-based week-day index for `en-US`
* (Sunday = 0, Monday = 1, ...).
* For example, for `fr-FR`, returns 1 to indicate that the first day is Monday.
* @see [Internationalization (i18n) Guide](https://angular.io/guide/i18n-overview)
*
* @publicApi
*/
export function getLocaleFirstDayOfWeek(locale) {
const data = ɵfindLocaleData(locale);
return data[ɵLocaleDataIndex.FirstDayOfWeek];
}
/**
* Range of week days that are considered the week-end for the given locale.
*
* @param locale A locale code for the locale format rules to use.
* @returns The range of day values, `[startDay, endDay]`.
* @see [Internationalization (i18n) Guide](https://angular.io/guide/i18n-overview)
*
* @publicApi
*/
export function getLocaleWeekEndRange(locale) {
const data = ɵfindLocaleData(locale);
return data[ɵLocaleDataIndex.WeekendRange];
}
/**
* Retrieves a localized date-value formatting string.
*
* @param locale A locale code for the locale format rules to use.
* @param width The format type.
* @returns The localized formatting string.
* @see `FormatWidth`
* @see [Internationalization (i18n) Guide](https://angular.io/guide/i18n-overview)
*
* @publicApi
*/
export function getLocaleDateFormat(locale, width) {
const data = ɵfindLocaleData(locale);
return getLastDefinedValue(data[ɵLocaleDataIndex.DateFormat], width);
}
/**
* Retrieves a localized time-value formatting string.
*
* @param locale A locale code for the locale format rules to use.
* @param width The format type.
* @returns The localized formatting string.
* @see `FormatWidth`
* @see [Internationalization (i18n) Guide](https://angular.io/guide/i18n-overview)
* @publicApi
*/
export function getLocaleTimeFormat(locale, width) {
const data = ɵfindLocaleData(locale);
return getLastDefinedValue(data[ɵLocaleDataIndex.TimeFormat], width);
}
/**
* Retrieves a localized date-time formatting string.
*
* @param locale A locale code for the locale format rules to use.
* @param width The format type.
* @returns The localized formatting string.
* @see `FormatWidth`
* @see [Internationalization (i18n) Guide](https://angular.io/guide/i18n-overview)
*
* @publicApi
*/
export function getLocaleDateTimeFormat(locale, width) {
const data = ɵfindLocaleData(locale);
const dateTimeFormatData = data[ɵLocaleDataIndex.DateTimeFormat];
return getLastDefinedValue(dateTimeFormatData, width);
}
/**
* Retrieves a localized number symbol that can be used to replace placeholders in number formats.
* @param locale The locale code.
* @param symbol The symbol to localize.
* @returns The character for the localized symbol.
* @see `NumberSymbol`
* @see [Internationalization (i18n) Guide](https://angular.io/guide/i18n-overview)
*
* @publicApi
*/
export function getLocaleNumberSymbol(locale, symbol) {
const data = ɵfindLocaleData(locale);
const res = data[ɵLocaleDataIndex.NumberSymbols][symbol];
if (typeof res === 'undefined') {
if (symbol === NumberSymbol.CurrencyDecimal) {
return data[ɵLocaleDataIndex.NumberSymbols][NumberSymbol.Decimal];
}
else if (symbol === NumberSymbol.CurrencyGroup) {
return data[ɵLocaleDataIndex.NumberSymbols][NumberSymbol.Group];
}
}
return res;
}
/**
* Retrieves a number format for a given locale.
*
* Numbers are formatted using patterns, like `#,###.00`. For example, the pattern `#,###.00`
* when used to format the number 12345.678 could result in "12'345,678". That would happen if the
* grouping separator for your language is an apostrophe, and the decimal separator is a comma.
*
* <b>Important:</b> The characters `.` `,` `0` `#` (and others below) are special placeholders
* that stand for the decimal separator, and so on, and are NOT real characters.
* You must NOT "translate" the placeholders. For example, don't change `.` to `,` even though in
* your language the decimal point is written with a comma. The symbols should be replaced by the
* local equivalents, using the appropriate `NumberSymbol` for your language.
*
* Here are the special characters used in number patterns:
*
* | Symbol | Meaning |
* |--------|---------|
* | . | Replaced automatically by the character used for the decimal point. |
* | , | Replaced by the "grouping" (thousands) separator. |
* | 0 | Replaced by a digit (or zero if there aren't enough digits). |
* | # | Replaced by a digit (or nothing if there aren't enough). |
* | ¤ | Replaced by a currency symbol, such as $ or USD. |
* | % | Marks a percent format. The % symbol may change position, but must be retained. |
* | E | Marks a scientific format. The E symbol may change position, but must be retained. |
* | ' | Special characters used as literal characters are quoted with ASCII single quotes. |
*
* @param locale A locale code for the locale format rules to use.
* @param type The type of numeric value to be formatted (such as `Decimal` or `Currency`.)
* @returns The localized format string.
* @see `NumberFormatStyle`
* @see [CLDR website](http://cldr.unicode.org/translation/number-patterns)
* @see [Internationalization (i18n) Guide](https://angular.io/guide/i18n-overview)
*
* @publicApi
*/
export function getLocaleNumberFormat(locale, type) {
const data = ɵfindLocaleData(locale);
return data[ɵLocaleDataIndex.NumberFormats][type];
}
/**
* Retrieves the symbol used to represent the currency for the main country
* corresponding to a given locale. For example, '$' for `en-US`.
*
* @param locale A locale code for the locale format rules to use.
* @returns The localized symbol character,
* or `null` if the main country cannot be determined.
* @see [Internationalization (i18n) Guide](https://angular.io/guide/i18n-overview)
*
* @publicApi
*/
export function getLocaleCurrencySymbol(locale) {
const data = ɵfindLocaleData(locale);
return data[ɵLocaleDataIndex.CurrencySymbol] || null;
}
/**
* Retrieves the name of the currency for the main country corresponding
* to a given locale. For example, 'US Dollar' for `en-US`.
* @param locale A locale code for the locale format rules to use.
* @returns The currency name,
* or `null` if the main country cannot be determined.
* @see [Internationalization (i18n) Guide](https://angular.io/guide/i18n-overview)
*
* @publicApi
*/
export function getLocaleCurrencyName(locale) {
const data = ɵfindLocaleData(locale);
return data[ɵLocaleDataIndex.CurrencyName] || null;
}
/**
* Retrieves the default currency code for the given locale.
*
* The default is defined as the first currency which is still in use.
*
* @param locale The code of the locale whose currency code we want.
* @returns The code of the default currency for the given locale.
*
* @publicApi
*/
export function getLocaleCurrencyCode(locale) {
return ɵgetLocaleCurrencyCode(locale);
}
/**
* Retrieves the currency values for a given locale.
* @param locale A locale code for the locale format rules to use.
* @returns The currency values.
* @see [Internationalization (i18n) Guide](https://angular.io/guide/i18n-overview)
*/
function getLocaleCurrencies(locale) {
const data = ɵfindLocaleData(locale);
return data[ɵLocaleDataIndex.Currencies];
}
/**
* @alias core/ɵgetLocalePluralCase
* @publicApi
*/
export const getLocalePluralCase = ɵgetLocalePluralCase;
function checkFullData(data) {
if (!data[ɵLocaleDataIndex.ExtraData]) {
throw new Error(`Missing extra locale data for the locale "${data[ɵLocaleDataIndex
.LocaleId]}". Use "registerLocaleData" to load new data. See the "I18n guide" on angular.io to know more.`);
}
}
/**
* Retrieves locale-specific rules used to determine which day period to use
* when more than one period is defined for a locale.
*
* There is a rule for each defined day period. The
* first rule is applied to the first day period and so on.
* Fall back to AM/PM when no rules are available.
*
* A rule can specify a period as time range, or as a single time value.
*
* This functionality is only available when you have loaded the full locale data.
* See the ["I18n guide"](guide/i18n-common-format-data-locale).
*
* @param locale A locale code for the locale format rules to use.
* @returns The rules for the locale, a single time value or array of *from-time, to-time*,
* or null if no periods are available.
*
* @see `getLocaleExtraDayPeriods()`
* @see [Internationalization (i18n) Guide](https://angular.io/guide/i18n-overview)
*
* @publicApi
*/
export function getLocaleExtraDayPeriodRules(locale) {
const data = ɵfindLocaleData(locale);
checkFullData(data);
const rules = data[ɵLocaleDataIndex.ExtraData][2 /* ɵExtraLocaleDataIndex.ExtraDayPeriodsRules */] || [];
return rules.map((rule) => {
if (typeof rule === 'string') {
return extractTime(rule);
}
return [extractTime(rule[0]), extractTime(rule[1])];
});
}
/**
* Retrieves locale-specific day periods, which indicate roughly how a day is broken up
* in different languages.
* For example, for `en-US`, periods are morning, noon, afternoon, evening, and midnight.
*
* This functionality is only available when you have loaded the full locale data.
* See the ["I18n guide"](guide/i18n-common-format-data-locale).
*
* @param locale A locale code for the locale format rules to use.
* @param formStyle The required grammatical form.
* @param width The required character width.
* @returns The translated day-period strings.
* @see `getLocaleExtraDayPeriodRules()`
* @see [Internationalization (i18n) Guide](https://angular.io/guide/i18n-overview)
*
* @publicApi
*/
export function getLocaleExtraDayPeriods(locale, formStyle, width) {
const data = ɵfindLocaleData(locale);
checkFullData(data);
const dayPeriodsData = [
data[ɵLocaleDataIndex.ExtraData][0 /* ɵExtraLocaleDataIndex.ExtraDayPeriodFormats */],
data[ɵLocaleDataIndex.ExtraData][1 /* ɵExtraLocaleDataIndex.ExtraDayPeriodStandalone */]
];
const dayPeriods = getLastDefinedValue(dayPeriodsData, formStyle) || [];
return getLastDefinedValue(dayPeriods, width) || [];
}
/**
* Retrieves the writing direction of a specified locale
* @param locale A locale code for the locale format rules to use.
* @publicApi
* @returns 'rtl' or 'ltr'
* @see [Internationalization (i18n) Guide](https://angular.io/guide/i18n-overview)
*/
export function getLocaleDirection(locale) {
const data = ɵfindLocaleData(locale);
return data[ɵLocaleDataIndex.Directionality];
}
/**
* Retrieves the first value that is defined in an array, going backwards from an index position.
*
* To avoid repeating the same data (as when the "format" and "standalone" forms are the same)
* add the first value to the locale data arrays, and add other values only if they are different.
*
* @param data The data array to retrieve from.
* @param index A 0-based index into the array to start from.
* @returns The value immediately before the given index position.
* @see [Internationalization (i18n) Guide](https://angular.io/guide/i18n-overview)
*
* @publicApi
*/
function getLastDefinedValue(data, index) {
for (let i = index; i > -1; i--) {
if (typeof data[i] !== 'undefined') {
return data[i];
}
}
throw new Error('Locale data API: locale data undefined');
}
/**
* Extracts the hours and minutes from a string like "15:45"
*/
function extractTime(time) {
const [h, m] = time.split(':');
return { hours: +h, minutes: +m };
}
/**
* Retrieves the currency symbol for a given currency code.
*
* For example, for the default `en-US` locale, the code `USD` can
* be represented by the narrow symbol `$` or the wide symbol `US$`.
*
* @param code The currency code.
* @param format The format, `wide` or `narrow`.
* @param locale A locale code for the locale format rules to use.
*
* @returns The symbol, or the currency code if no symbol is available.
* @see [Internationalization (i18n) Guide](https://angular.io/guide/i18n-overview)
*
* @publicApi
*/
export function getCurrencySymbol(code, format, locale = 'en') {
const currency = getLocaleCurrencies(locale)[code] || CURRENCIES_EN[code] || [];
const symbolNarrow = currency[1 /* ɵCurrencyIndex.SymbolNarrow */];
if (format === 'narrow' && typeof symbolNarrow === 'string') {
return symbolNarrow;
}
return currency[0 /* ɵCurrencyIndex.Symbol */] || code;
}
// Most currencies have cents, that's why the default is 2
const DEFAULT_NB_OF_CURRENCY_DIGITS = 2;
/**
* Reports the number of decimal digits for a given currency.
* The value depends upon the presence of cents in that particular currency.
*
* @param code The currency code.
* @returns The number of decimal digits, typically 0 or 2.
* @see [Internationalization (i18n) Guide](https://angular.io/guide/i18n-overview)
*
* @publicApi
*/
export function getNumberOfCurrencyDigits(code) {
let digits;
const currency = CURRENCIES_EN[code];
if (currency) {
digits = currency[2 /* ɵCurrencyIndex.NbOfDigits */];
}
return typeof digits === 'number' ? digits : DEFAULT_NB_OF_CURRENCY_DIGITS;
}
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { Inject, Injectable, LOCALE_ID } from '@angular/core';
import { getLocalePluralCase, Plural } from './locale_data_api';
import * as i0 from "@angular/core";
/**
* @publicApi
*/
export class NgLocalization {
}
NgLocalization.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: NgLocalization, deps: [], target: i0.ɵɵFactoryTarget.Injectable });
NgLocalization.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: NgLocalization, providedIn: 'root', useFactory: (locale) => new NgLocaleLocalization(locale), deps: [{ token: LOCALE_ID }] });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: NgLocalization, decorators: [{
type: Injectable,
args: [{
providedIn: 'root',
useFactory: (locale) => new NgLocaleLocalization(locale),
deps: [LOCALE_ID],
}]
}] });
/**
* Returns the plural category for a given value.
* - "=value" when the case exists,
* - the plural category otherwise
*/
export function getPluralCategory(value, cases, ngLocalization, locale) {
let key = `=${value}`;
if (cases.indexOf(key) > -1) {
return key;
}
key = ngLocalization.getPluralCategory(value, locale);
if (cases.indexOf(key) > -1) {
return key;
}
if (cases.indexOf('other') > -1) {
return 'other';
}
throw new Error(`No plural message found for value "${value}"`);
}
/**
* Returns the plural case based on the locale
*
* @publicApi
*/
export class NgLocaleLocalization extends NgLocalization {
constructor(locale) {
super();
this.locale = locale;
}
getPluralCategory(value, locale) {
const plural = getLocalePluralCase(locale || this.locale)(value);
switch (plural) {
case Plural.Zero:
return 'zero';
case Plural.One:
return 'one';
case Plural.Two:
return 'two';
case Plural.Few:
return 'few';
case Plural.Many:
return 'many';
default:
return 'other';
}
}
}
NgLocaleLocalization.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: NgLocaleLocalization, deps: [{ token: LOCALE_ID }], target: i0.ɵɵFactoryTarget.Injectable });
NgLocaleLocalization.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: NgLocaleLocalization });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: NgLocaleLocalization, decorators: [{
type: Injectable
}], ctorParameters: function () { return [{ type: undefined, decorators: [{
type: Inject,
args: [LOCALE_ID]
}] }]; } });
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { Inject, Injectable, Optional } from '@angular/core';
import { APP_BASE_HREF, LocationStrategy } from './location_strategy';
import { PlatformLocation } from './platform_location';
import { joinWithSlash, normalizeQueryParams } from './util';
import * as i0 from "@angular/core";
import * as i1 from "./platform_location";
/**
* @description
* A {@link LocationStrategy} used to configure the {@link Location} service to
* represent its state in the
* [hash fragment](https://en.wikipedia.org/wiki/Uniform_Resource_Locator#Syntax)
* of the browser's URL.
*
* For instance, if you call `location.go('/foo')`, the browser's URL will become
* `example.com#/foo`.
*
* @usageNotes
*
* ### Example
*
* {@example common/location/ts/hash_location_component.ts region='LocationComponent'}
*
* @publicApi
*/
export class HashLocationStrategy extends LocationStrategy {
constructor(_platformLocation, _baseHref) {
super();
this._platformLocation = _platformLocation;
this._baseHref = '';
this._removeListenerFns = [];
if (_baseHref != null) {
this._baseHref = _baseHref;
}
}
/** @nodoc */
ngOnDestroy() {
while (this._removeListenerFns.length) {
this._removeListenerFns.pop()();
}
}
onPopState(fn) {
this._removeListenerFns.push(this._platformLocation.onPopState(fn), this._platformLocation.onHashChange(fn));
}
getBaseHref() {
return this._baseHref;
}
path(includeHash = false) {
// the hash value is always prefixed with a `#`
// and if it is empty then it will stay empty
let path = this._platformLocation.hash;
if (path == null)
path = '#';
return path.length > 0 ? path.substring(1) : path;
}
prepareExternalUrl(internal) {
const url = joinWithSlash(this._baseHref, internal);
return url.length > 0 ? ('#' + url) : url;
}
pushState(state, title, path, queryParams) {
let url = this.prepareExternalUrl(path + normalizeQueryParams(queryParams));
if (url.length == 0) {
url = this._platformLocation.pathname;
}
this._platformLocation.pushState(state, title, url);
}
replaceState(state, title, path, queryParams) {
let url = this.prepareExternalUrl(path + normalizeQueryParams(queryParams));
if (url.length == 0) {
url = this._platformLocation.pathname;
}
this._platformLocation.replaceState(state, title, url);
}
forward() {
this._platformLocation.forward();
}
back() {
this._platformLocation.back();
}
getState() {
return this._platformLocation.getState();
}
historyGo(relativePosition = 0) {
this._platformLocation.historyGo?.(relativePosition);
}
}
HashLocationStrategy.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: HashLocationStrategy, deps: [{ token: i1.PlatformLocation }, { token: APP_BASE_HREF, optional: true }], target: i0.ɵɵFactoryTarget.Injectable });
HashLocationStrategy.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: HashLocationStrategy });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: HashLocationStrategy, decorators: [{
type: Injectable
}], ctorParameters: function () { return [{ type: i1.PlatformLocation }, { type: undefined, decorators: [{
type: Optional
}, {
type: Inject,
args: [APP_BASE_HREF]
}] }]; } });
//# 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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
export { HashLocationStrategy } from './hash_location_strategy';
export { Location } from './location';
export { APP_BASE_HREF, LocationStrategy, PathLocationStrategy } from './location_strategy';
export { LOCATION_INITIALIZED, PlatformLocation } from './platform_location';
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { EventEmitter, Injectable, ɵɵinject } from '@angular/core';
import { LocationStrategy } from './location_strategy';
import { joinWithSlash, normalizeQueryParams, stripTrailingSlash } from './util';
import * as i0 from "@angular/core";
import * as i1 from "./location_strategy";
/**
* @description
*
* A service that applications can use to interact with a browser's URL.
*
* Depending on the `LocationStrategy` used, `Location` persists
* to the URL's path or the URL's hash segment.
*
* @usageNotes
*
* It's better to use the `Router.navigate()` service to trigger route changes. Use
* `Location` only if you need to interact with or create normalized URLs outside of
* routing.
*
* `Location` is responsible for normalizing the URL against the application's base href.
* A normalized URL is absolute from the URL host, includes the application's base href, and has no
* trailing slash:
* - `/my/app/user/123` is normalized
* - `my/app/user/123` **is not** normalized
* - `/my/app/user/123/` **is not** normalized
*
* ### Example
*
* <code-example path='common/location/ts/path_location_component.ts'
* region='LocationComponent'></code-example>
*
* @publicApi
*/
export class Location {
constructor(locationStrategy) {
/** @internal */
this._subject = new EventEmitter();
/** @internal */
this._urlChangeListeners = [];
/** @internal */
this._urlChangeSubscription = null;
this._locationStrategy = locationStrategy;
const baseHref = this._locationStrategy.getBaseHref();
// Note: This class's interaction with base HREF does not fully follow the rules
// outlined in the spec https://www.freesoft.org/CIE/RFC/1808/18.htm.
// Instead of trying to fix individual bugs with more and more code, we should
// investigate using the URL constructor and providing the base as a second
// argument.
// https://developer.mozilla.org/en-US/docs/Web/API/URL/URL#parameters
this._basePath = _stripOrigin(stripTrailingSlash(_stripIndexHtml(baseHref)));
this._locationStrategy.onPopState((ev) => {
this._subject.emit({
'url': this.path(true),
'pop': true,
'state': ev.state,
'type': ev.type,
});
});
}
/** @nodoc */
ngOnDestroy() {
this._urlChangeSubscription?.unsubscribe();
this._urlChangeListeners = [];
}
/**
* Normalizes the URL path for this location.
*
* @param includeHash True to include an anchor fragment in the path.
*
* @returns The normalized URL path.
*/
// TODO: vsavkin. Remove the boolean flag and always include hash once the deprecated router is
// removed.
path(includeHash = false) {
return this.normalize(this._locationStrategy.path(includeHash));
}
/**
* Reports the current state of the location history.
* @returns The current value of the `history.state` object.
*/
getState() {
return this._locationStrategy.getState();
}
/**
* Normalizes the given path and compares to the current normalized path.
*
* @param path The given URL path.
* @param query Query parameters.
*
* @returns True if the given URL path is equal to the current normalized path, false
* otherwise.
*/
isCurrentPathEqualTo(path, query = '') {
return this.path() == this.normalize(path + normalizeQueryParams(query));
}
/**
* Normalizes a URL path by stripping any trailing slashes.
*
* @param url String representing a URL.
*
* @returns The normalized URL string.
*/
normalize(url) {
return Location.stripTrailingSlash(_stripBasePath(this._basePath, _stripIndexHtml(url)));
}
/**
* Normalizes an external URL path.
* If the given URL doesn't begin with a leading slash (`'/'`), adds one
* before normalizing. Adds a hash if `HashLocationStrategy` is
* in use, or the `APP_BASE_HREF` if the `PathLocationStrategy` is in use.
*
* @param url String representing a URL.
*
* @returns A normalized platform-specific URL.
*/
prepareExternalUrl(url) {
if (url && url[0] !== '/') {
url = '/' + url;
}
return this._locationStrategy.prepareExternalUrl(url);
}
// TODO: rename this method to pushState
/**
* Changes the browser's URL to a normalized version of a given URL, and pushes a
* new item onto the platform's history.
*
* @param path URL path to normalize.
* @param query Query parameters.
* @param state Location history state.
*
*/
go(path, query = '', state = null) {
this._locationStrategy.pushState(state, '', path, query);
this._notifyUrlChangeListeners(this.prepareExternalUrl(path + normalizeQueryParams(query)), state);
}
/**
* Changes the browser's URL to a normalized version of the given URL, and replaces
* the top item on the platform's history stack.
*
* @param path URL path to normalize.
* @param query Query parameters.
* @param state Location history state.
*/
replaceState(path, query = '', state = null) {
this._locationStrategy.replaceState(state, '', path, query);
this._notifyUrlChangeListeners(this.prepareExternalUrl(path + normalizeQueryParams(query)), state);
}
/**
* Navigates forward in the platform's history.
*/
forward() {
this._locationStrategy.forward();
}
/**
* Navigates back in the platform's history.
*/
back() {
this._locationStrategy.back();
}
/**
* Navigate to a specific page from session history, identified by its relative position to the
* current page.
*
* @param relativePosition Position of the target page in the history relative to the current
* page.
* A negative value moves backwards, a positive value moves forwards, e.g. `location.historyGo(2)`
* moves forward two pages and `location.historyGo(-2)` moves back two pages. When we try to go
* beyond what's stored in the history session, we stay in the current page. Same behaviour occurs
* when `relativePosition` equals 0.
* @see https://developer.mozilla.org/en-US/docs/Web/API/History_API#Moving_to_a_specific_point_in_history
*/
historyGo(relativePosition = 0) {
this._locationStrategy.historyGo?.(relativePosition);
}
/**
* Registers a URL change listener. Use to catch updates performed by the Angular
* framework that are not detectible through "popstate" or "hashchange" events.
*
* @param fn The change handler function, which take a URL and a location history state.
* @returns A function that, when executed, unregisters a URL change listener.
*/
onUrlChange(fn) {
this._urlChangeListeners.push(fn);
if (!this._urlChangeSubscription) {
this._urlChangeSubscription = this.subscribe(v => {
this._notifyUrlChangeListeners(v.url, v.state);
});
}
return () => {
const fnIndex = this._urlChangeListeners.indexOf(fn);
this._urlChangeListeners.splice(fnIndex, 1);
if (this._urlChangeListeners.length === 0) {
this._urlChangeSubscription?.unsubscribe();
this._urlChangeSubscription = null;
}
};
}
/** @internal */
_notifyUrlChangeListeners(url = '', state) {
this._urlChangeListeners.forEach(fn => fn(url, state));
}
/**
* Subscribes to the platform's `popState` events.
*
* Note: `Location.go()` does not trigger the `popState` event in the browser. Use
* `Location.onUrlChange()` to subscribe to URL changes instead.
*
* @param value Event that is triggered when the state history changes.
* @param exception The exception to throw.
*
* @see [onpopstate](https://developer.mozilla.org/en-US/docs/Web/API/WindowEventHandlers/onpopstate)
*
* @returns Subscribed events.
*/
subscribe(onNext, onThrow, onReturn) {
return this._subject.subscribe({ next: onNext, error: onThrow, complete: onReturn });
}
}
/**
* Normalizes URL parameters by prepending with `?` if needed.
*
* @param params String of URL parameters.
*
* @returns The normalized URL parameters string.
*/
Location.normalizeQueryParams = normalizeQueryParams;
/**
* Joins two parts of a URL with a slash if needed.
*
* @param start URL string
* @param end URL string
*
*
* @returns The joined URL string.
*/
Location.joinWithSlash = joinWithSlash;
/**
* Removes a trailing slash from a URL string if needed.
* Looks for the first occurrence of either `#`, `?`, or the end of the
* line as `/` characters and removes the trailing slash if one exists.
*
* @param url URL string.
*
* @returns The URL string, modified if needed.
*/
Location.stripTrailingSlash = stripTrailingSlash;
Location.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: Location, deps: [{ token: i1.LocationStrategy }], target: i0.ɵɵFactoryTarget.Injectable });
Location.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: Location, providedIn: 'root', useFactory: createLocation });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: Location, decorators: [{
type: Injectable,
args: [{
providedIn: 'root',
// See #23917
useFactory: createLocation,
}]
}], ctorParameters: function () { return [{ type: i1.LocationStrategy }]; } });
export function createLocation() {
return new Location(ɵɵinject(LocationStrategy));
}
function _stripBasePath(basePath, url) {
return basePath && url.startsWith(basePath) ? url.substring(basePath.length) : url;
}
function _stripIndexHtml(url) {
return url.replace(/\/index.html$/, '');
}
function _stripOrigin(baseHref) {
// DO NOT REFACTOR! Previously, this check looked like this:
// `/^(https?:)?\/\//.test(baseHref)`, but that resulted in
// syntactically incorrect code after Closure Compiler minification.
// This was likely caused by a bug in Closure Compiler, but
// for now, the check is rewritten to use `new RegExp` instead.
const isAbsoluteUrl = (new RegExp('^(https?:)?//')).test(baseHref);
if (isAbsoluteUrl) {
const [, pathname] = baseHref.split(/\/\/[^\/]+/);
return pathname;
}
return baseHref;
}
//# 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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { Inject, inject, Injectable, InjectionToken, Optional } from '@angular/core';
import { DOCUMENT } from '../dom_tokens';
import { PlatformLocation } from './platform_location';
import { joinWithSlash, normalizeQueryParams } from './util';
import * as i0 from "@angular/core";
import * as i1 from "./platform_location";
/**
* Enables the `Location` service to read route state from the browser's URL.
* Angular provides two strategies:
* `HashLocationStrategy` and `PathLocationStrategy`.
*
* Applications should use the `Router` or `Location` services to
* interact with application route state.
*
* For instance, `HashLocationStrategy` produces URLs like
* <code class="no-auto-link">http://example.com#/foo</code>,
* and `PathLocationStrategy` produces
* <code class="no-auto-link">http://example.com/foo</code> as an equivalent URL.
*
* See these two classes for more.
*
* @publicApi
*/
export class LocationStrategy {
historyGo(relativePosition) {
throw new Error('Not implemented');
}
}
LocationStrategy.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: LocationStrategy, deps: [], target: i0.ɵɵFactoryTarget.Injectable });
LocationStrategy.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: LocationStrategy, providedIn: 'root', useFactory: () => inject(PathLocationStrategy) });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: LocationStrategy, decorators: [{
type: Injectable,
args: [{ providedIn: 'root', useFactory: () => inject(PathLocationStrategy) }]
}] });
/**
* A predefined [DI token](guide/glossary#di-token) for the base href
* to be used with the `PathLocationStrategy`.
* The base href is the URL prefix that should be preserved when generating
* and recognizing URLs.
*
* @usageNotes
*
* The following example shows how to use this token to configure the root app injector
* with a base href value, so that the DI framework can supply the dependency anywhere in the app.
*
* ```typescript
* import {Component, NgModule} from '@angular/core';
* import {APP_BASE_HREF} from '@angular/common';
*
* @NgModule({
* providers: [{provide: APP_BASE_HREF, useValue: '/my/app'}]
* })
* class AppModule {}
* ```
*
* @publicApi
*/
export const APP_BASE_HREF = new InjectionToken('appBaseHref');
/**
* @description
* A {@link LocationStrategy} used to configure the {@link Location} service to
* represent its state in the
* [path](https://en.wikipedia.org/wiki/Uniform_Resource_Locator#Syntax) of the
* browser's URL.
*
* If you're using `PathLocationStrategy`, you may provide a {@link APP_BASE_HREF}
* or add a `<base href>` element to the document to override the default.
*
* For instance, if you provide an `APP_BASE_HREF` of `'/my/app/'` and call
* `location.go('/foo')`, the browser's URL will become
* `example.com/my/app/foo`. To ensure all relative URIs resolve correctly,
* the `<base href>` and/or `APP_BASE_HREF` should end with a `/`.
*
* Similarly, if you add `<base href='/my/app/'/>` to the document and call
* `location.go('/foo')`, the browser's URL will become
* `example.com/my/app/foo`.
*
* Note that when using `PathLocationStrategy`, neither the query nor
* the fragment in the `<base href>` will be preserved, as outlined
* by the [RFC](https://tools.ietf.org/html/rfc3986#section-5.2.2).
*
* @usageNotes
*
* ### Example
*
* {@example common/location/ts/path_location_component.ts region='LocationComponent'}
*
* @publicApi
*/
export class PathLocationStrategy extends LocationStrategy {
constructor(_platformLocation, href) {
super();
this._platformLocation = _platformLocation;
this._removeListenerFns = [];
this._baseHref = href ?? this._platformLocation.getBaseHrefFromDOM() ??
inject(DOCUMENT).location?.origin ?? '';
}
/** @nodoc */
ngOnDestroy() {
while (this._removeListenerFns.length) {
this._removeListenerFns.pop()();
}
}
onPopState(fn) {
this._removeListenerFns.push(this._platformLocation.onPopState(fn), this._platformLocation.onHashChange(fn));
}
getBaseHref() {
return this._baseHref;
}
prepareExternalUrl(internal) {
return joinWithSlash(this._baseHref, internal);
}
path(includeHash = false) {
const pathname = this._platformLocation.pathname + normalizeQueryParams(this._platformLocation.search);
const hash = this._platformLocation.hash;
return hash && includeHash ? `${pathname}${hash}` : pathname;
}
pushState(state, title, url, queryParams) {
const externalUrl = this.prepareExternalUrl(url + normalizeQueryParams(queryParams));
this._platformLocation.pushState(state, title, externalUrl);
}
replaceState(state, title, url, queryParams) {
const externalUrl = this.prepareExternalUrl(url + normalizeQueryParams(queryParams));
this._platformLocation.replaceState(state, title, externalUrl);
}
forward() {
this._platformLocation.forward();
}
back() {
this._platformLocation.back();
}
getState() {
return this._platformLocation.getState();
}
historyGo(relativePosition = 0) {
this._platformLocation.historyGo?.(relativePosition);
}
}
PathLocationStrategy.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: PathLocationStrategy, deps: [{ token: i1.PlatformLocation }, { token: APP_BASE_HREF, optional: true }], target: i0.ɵɵFactoryTarget.Injectable });
PathLocationStrategy.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: PathLocationStrategy, providedIn: 'root' });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: PathLocationStrategy, decorators: [{
type: Injectable,
args: [{ providedIn: 'root' }]
}], ctorParameters: function () { return [{ type: i1.PlatformLocation }, { type: undefined, decorators: [{
type: Optional
}, {
type: Inject,
args: [APP_BASE_HREF]
}] }]; } });
//# 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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { Inject, Injectable, InjectionToken, ɵɵinject } from '@angular/core';
import { getDOM } from '../dom_adapter';
import { DOCUMENT } from '../dom_tokens';
import * as i0 from "@angular/core";
/**
* This class should not be used directly by an application developer. Instead, use
* {@link Location}.
*
* `PlatformLocation` encapsulates all calls to DOM APIs, which allows the Router to be
* platform-agnostic.
* This means that we can have different implementation of `PlatformLocation` for the different
* platforms that Angular supports. For example, `@angular/platform-browser` provides an
* implementation specific to the browser environment, while `@angular/platform-server` provides
* one suitable for use with server-side rendering.
*
* The `PlatformLocation` class is used directly by all implementations of {@link LocationStrategy}
* when they need to interact with the DOM APIs like pushState, popState, etc.
*
* {@link LocationStrategy} in turn is used by the {@link Location} service which is used directly
* by the {@link Router} in order to navigate between routes. Since all interactions between {@link
* Router} /
* {@link Location} / {@link LocationStrategy} and DOM APIs flow through the `PlatformLocation`
* class, they are all platform-agnostic.
*
* @publicApi
*/
export class PlatformLocation {
historyGo(relativePosition) {
throw new Error('Not implemented');
}
}
PlatformLocation.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: PlatformLocation, deps: [], target: i0.ɵɵFactoryTarget.Injectable });
PlatformLocation.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: PlatformLocation, providedIn: 'platform', useFactory: useBrowserPlatformLocation });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: PlatformLocation, decorators: [{
type: Injectable,
args: [{
providedIn: 'platform',
// See #23917
useFactory: useBrowserPlatformLocation
}]
}] });
export function useBrowserPlatformLocation() {
return ɵɵinject(BrowserPlatformLocation);
}
/**
* @description
* Indicates when a location is initialized.
*
* @publicApi
*/
export const LOCATION_INITIALIZED = new InjectionToken('Location Initialized');
/**
* `PlatformLocation` encapsulates all of the direct calls to platform APIs.
* This class should not be used directly by an application developer. Instead, use
* {@link Location}.
*/
export class BrowserPlatformLocation extends PlatformLocation {
constructor(_doc) {
super();
this._doc = _doc;
this._init();
}
// This is moved to its own method so that `MockPlatformLocationStrategy` can overwrite it
/** @internal */
_init() {
this.location = window.location;
this._history = window.history;
}
getBaseHrefFromDOM() {
return getDOM().getBaseHref(this._doc);
}
onPopState(fn) {
const window = getDOM().getGlobalEventTarget(this._doc, 'window');
window.addEventListener('popstate', fn, false);
return () => window.removeEventListener('popstate', fn);
}
onHashChange(fn) {
const window = getDOM().getGlobalEventTarget(this._doc, 'window');
window.addEventListener('hashchange', fn, false);
return () => window.removeEventListener('hashchange', fn);
}
get href() {
return this.location.href;
}
get protocol() {
return this.location.protocol;
}
get hostname() {
return this.location.hostname;
}
get port() {
return this.location.port;
}
get pathname() {
return this.location.pathname;
}
get search() {
return this.location.search;
}
get hash() {
return this.location.hash;
}
set pathname(newPath) {
this.location.pathname = newPath;
}
pushState(state, title, url) {
if (supportsState()) {
this._history.pushState(state, title, url);
}
else {
this.location.hash = url;
}
}
replaceState(state, title, url) {
if (supportsState()) {
this._history.replaceState(state, title, url);
}
else {
this.location.hash = url;
}
}
forward() {
this._history.forward();
}
back() {
this._history.back();
}
historyGo(relativePosition = 0) {
this._history.go(relativePosition);
}
getState() {
return this._history.state;
}
}
BrowserPlatformLocation.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: BrowserPlatformLocation, deps: [{ token: DOCUMENT }], target: i0.ɵɵFactoryTarget.Injectable });
BrowserPlatformLocation.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: BrowserPlatformLocation, providedIn: 'platform', useFactory: createBrowserPlatformLocation });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: BrowserPlatformLocation, decorators: [{
type: Injectable,
args: [{
providedIn: 'platform',
// See #23917
useFactory: createBrowserPlatformLocation,
}]
}], ctorParameters: function () { return [{ type: undefined, decorators: [{
type: Inject,
args: [DOCUMENT]
}] }]; } });
export function supportsState() {
return !!window.history.pushState;
}
export function createBrowserPlatformLocation() {
return new BrowserPlatformLocation(ɵɵinject(DOCUMENT));
}
//# 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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
/**
* Joins two parts of a URL with a slash if needed.
*
* @param start URL string
* @param end URL string
*
*
* @returns The joined URL string.
*/
export function joinWithSlash(start, end) {
if (start.length == 0) {
return end;
}
if (end.length == 0) {
return start;
}
let slashes = 0;
if (start.endsWith('/')) {
slashes++;
}
if (end.startsWith('/')) {
slashes++;
}
if (slashes == 2) {
return start + end.substring(1);
}
if (slashes == 1) {
return start + end;
}
return start + '/' + end;
}
/**
* Removes a trailing slash from a URL string if needed.
* Looks for the first occurrence of either `#`, `?`, or the end of the
* line as `/` characters and removes the trailing slash if one exists.
*
* @param url URL string.
*
* @returns The URL string, modified if needed.
*/
export function stripTrailingSlash(url) {
const match = url.match(/#|\?|$/);
const pathEndIdx = match && match.index || url.length;
const droppedSlashIdx = pathEndIdx - (url[pathEndIdx - 1] === '/' ? 1 : 0);
return url.slice(0, droppedSlashIdx) + url.slice(pathEndIdx);
}
/**
* Normalizes URL parameters by prepending with `?` if needed.
*
* @param params String of URL parameters.
*
* @returns The normalized URL parameters string.
*/
export function normalizeQueryParams(params) {
return params && params[0] !== '?' ? '?' + params : params;
}
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { ChangeDetectorRef, Pipe, ɵisPromise, ɵisSubscribable } from '@angular/core';
import { invalidPipeArgumentError } from './invalid_pipe_argument_error';
import * as i0 from "@angular/core";
class SubscribableStrategy {
createSubscription(async, updateLatestValue) {
return async.subscribe({
next: updateLatestValue,
error: (e) => {
throw e;
}
});
}
dispose(subscription) {
subscription.unsubscribe();
}
}
class PromiseStrategy {
createSubscription(async, updateLatestValue) {
return async.then(updateLatestValue, e => {
throw e;
});
}
dispose(subscription) { }
}
const _promiseStrategy = new PromiseStrategy();
const _subscribableStrategy = new SubscribableStrategy();
/**
* @ngModule CommonModule
* @description
*
* Unwraps a value from an asynchronous primitive.
*
* The `async` pipe subscribes to an `Observable` or `Promise` and returns the latest value it has
* emitted. When a new value is emitted, the `async` pipe marks the component to be checked for
* changes. When the component gets destroyed, the `async` pipe unsubscribes automatically to avoid
* potential memory leaks. When the reference of the expression changes, the `async` pipe
* automatically unsubscribes from the old `Observable` or `Promise` and subscribes to the new one.
*
* @usageNotes
*
* ### Examples
*
* This example binds a `Promise` to the view. Clicking the `Resolve` button resolves the
* promise.
*
* {@example common/pipes/ts/async_pipe.ts region='AsyncPipePromise'}
*
* It's also possible to use `async` with Observables. The example below binds the `time` Observable
* to the view. The Observable continuously updates the view with the current time.
*
* {@example common/pipes/ts/async_pipe.ts region='AsyncPipeObservable'}
*
* @publicApi
*/
export class AsyncPipe {
constructor(ref) {
this._latestValue = null;
this._subscription = null;
this._obj = null;
this._strategy = null;
// Assign `ref` into `this._ref` manually instead of declaring `_ref` in the constructor
// parameter list, as the type of `this._ref` includes `null` unlike the type of `ref`.
this._ref = ref;
}
ngOnDestroy() {
if (this._subscription) {
this._dispose();
}
// Clear the `ChangeDetectorRef` and its association with the view data, to mitigate
// potential memory leaks in Observables that could otherwise cause the view data to
// be retained.
// https://github.com/angular/angular/issues/17624
this._ref = null;
}
transform(obj) {
if (!this._obj) {
if (obj) {
this._subscribe(obj);
}
return this._latestValue;
}
if (obj !== this._obj) {
this._dispose();
return this.transform(obj);
}
return this._latestValue;
}
_subscribe(obj) {
this._obj = obj;
this._strategy = this._selectStrategy(obj);
this._subscription = this._strategy.createSubscription(obj, (value) => this._updateLatestValue(obj, value));
}
_selectStrategy(obj) {
if (ɵisPromise(obj)) {
return _promiseStrategy;
}
if (ɵisSubscribable(obj)) {
return _subscribableStrategy;
}
throw invalidPipeArgumentError(AsyncPipe, obj);
}
_dispose() {
// Note: `dispose` is only called if a subscription has been initialized before, indicating
// that `this._strategy` is also available.
this._strategy.dispose(this._subscription);
this._latestValue = null;
this._subscription = null;
this._obj = null;
}
_updateLatestValue(async, value) {
if (async === this._obj) {
this._latestValue = value;
// Note: `this._ref` is only cleared in `ngOnDestroy` so is known to be available when a
// value is being updated.
this._ref.markForCheck();
}
}
}
AsyncPipe.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: AsyncPipe, deps: [{ token: i0.ChangeDetectorRef }], target: i0.ɵɵFactoryTarget.Pipe });
AsyncPipe.ɵpipe = i0.ɵɵngDeclarePipe({ minVersion: "14.0.0", version: "15.0.4", ngImport: i0, type: AsyncPipe, isStandalone: true, name: "async", pure: false });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: AsyncPipe, decorators: [{
type: Pipe,
args: [{
name: 'async',
pure: false,
standalone: true,
}]
}], ctorParameters: function () { return [{ type: i0.ChangeDetectorRef }]; } });
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { Pipe } from '@angular/core';
import { invalidPipeArgumentError } from './invalid_pipe_argument_error';
import * as i0 from "@angular/core";
/**
* Transforms text to all lower case.
*
* @see `UpperCasePipe`
* @see `TitleCasePipe`
* @usageNotes
*
* The following example defines a view that allows the user to enter
* text, and then uses the pipe to convert the input text to all lower case.
*
* <code-example path="common/pipes/ts/lowerupper_pipe.ts" region='LowerUpperPipe'></code-example>
*
* @ngModule CommonModule
* @publicApi
*/
export class LowerCasePipe {
transform(value) {
if (value == null)
return null;
if (typeof value !== 'string') {
throw invalidPipeArgumentError(LowerCasePipe, value);
}
return value.toLowerCase();
}
}
LowerCasePipe.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: LowerCasePipe, deps: [], target: i0.ɵɵFactoryTarget.Pipe });
LowerCasePipe.ɵpipe = i0.ɵɵngDeclarePipe({ minVersion: "14.0.0", version: "15.0.4", ngImport: i0, type: LowerCasePipe, isStandalone: true, name: "lowercase" });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: LowerCasePipe, decorators: [{
type: Pipe,
args: [{
name: 'lowercase',
standalone: true,
}]
}] });
//
// Regex below matches any Unicode word and number compatible with ES5. In ES2018 the same result
// can be achieved by using /[0-9\p{L}]\S*/gu and also known as Unicode Property Escapes
// (https://2ality.com/2017/07/regexp-unicode-property-escapes.html). Since there is no
// transpilation of this functionality down to ES5 without external tool, the only solution is
// to use already transpiled form. Example can be found here -
// https://mothereff.in/regexpu#input=var+regex+%3D+%2F%5B0-9%5Cp%7BL%7D%5D%5CS*%2Fgu%3B%0A%0A&unicodePropertyEscape=1
//
const unicodeWordMatch = /(?:[0-9A-Za-z\xAA\xB5\xBA\xC0-\xD6\xD8-\xF6\xF8-\u02C1\u02C6-\u02D1\u02E0-\u02E4\u02EC\u02EE\u0370-\u0374\u0376\u0377\u037A-\u037D\u037F\u0386\u0388-\u038A\u038C\u038E-\u03A1\u03A3-\u03F5\u03F7-\u0481\u048A-\u052F\u0531-\u0556\u0559\u0560-\u0588\u05D0-\u05EA\u05EF-\u05F2\u0620-\u064A\u066E\u066F\u0671-\u06D3\u06D5\u06E5\u06E6\u06EE\u06EF\u06FA-\u06FC\u06FF\u0710\u0712-\u072F\u074D-\u07A5\u07B1\u07CA-\u07EA\u07F4\u07F5\u07FA\u0800-\u0815\u081A\u0824\u0828\u0840-\u0858\u0860-\u086A\u0870-\u0887\u0889-\u088E\u08A0-\u08C9\u0904-\u0939\u093D\u0950\u0958-\u0961\u0971-\u0980\u0985-\u098C\u098F\u0990\u0993-\u09A8\u09AA-\u09B0\u09B2\u09B6-\u09B9\u09BD\u09CE\u09DC\u09DD\u09DF-\u09E1\u09F0\u09F1\u09FC\u0A05-\u0A0A\u0A0F\u0A10\u0A13-\u0A28\u0A2A-\u0A30\u0A32\u0A33\u0A35\u0A36\u0A38\u0A39\u0A59-\u0A5C\u0A5E\u0A72-\u0A74\u0A85-\u0A8D\u0A8F-\u0A91\u0A93-\u0AA8\u0AAA-\u0AB0\u0AB2\u0AB3\u0AB5-\u0AB9\u0ABD\u0AD0\u0AE0\u0AE1\u0AF9\u0B05-\u0B0C\u0B0F\u0B10\u0B13-\u0B28\u0B2A-\u0B30\u0B32\u0B33\u0B35-\u0B39\u0B3D\u0B5C\u0B5D\u0B5F-\u0B61\u0B71\u0B83\u0B85-\u0B8A\u0B8E-\u0B90\u0B92-\u0B95\u0B99\u0B9A\u0B9C\u0B9E\u0B9F\u0BA3\u0BA4\u0BA8-\u0BAA\u0BAE-\u0BB9\u0BD0\u0C05-\u0C0C\u0C0E-\u0C10\u0C12-\u0C28\u0C2A-\u0C39\u0C3D\u0C58-\u0C5A\u0C5D\u0C60\u0C61\u0C80\u0C85-\u0C8C\u0C8E-\u0C90\u0C92-\u0CA8\u0CAA-\u0CB3\u0CB5-\u0CB9\u0CBD\u0CDD\u0CDE\u0CE0\u0CE1\u0CF1\u0CF2\u0D04-\u0D0C\u0D0E-\u0D10\u0D12-\u0D3A\u0D3D\u0D4E\u0D54-\u0D56\u0D5F-\u0D61\u0D7A-\u0D7F\u0D85-\u0D96\u0D9A-\u0DB1\u0DB3-\u0DBB\u0DBD\u0DC0-\u0DC6\u0E01-\u0E30\u0E32\u0E33\u0E40-\u0E46\u0E81\u0E82\u0E84\u0E86-\u0E8A\u0E8C-\u0EA3\u0EA5\u0EA7-\u0EB0\u0EB2\u0EB3\u0EBD\u0EC0-\u0EC4\u0EC6\u0EDC-\u0EDF\u0F00\u0F40-\u0F47\u0F49-\u0F6C\u0F88-\u0F8C\u1000-\u102A\u103F\u1050-\u1055\u105A-\u105D\u1061\u1065\u1066\u106E-\u1070\u1075-\u1081\u108E\u10A0-\u10C5\u10C7\u10CD\u10D0-\u10FA\u10FC-\u1248\u124A-\u124D\u1250-\u1256\u1258\u125A-\u125D\u1260-\u1288\u128A-\u128D\u1290-\u12B0\u12B2-\u12B5\u12B8-\u12BE\u12C0\u12C2-\u12C5\u12C8-\u12D6\u12D8-\u1310\u1312-\u1315\u1318-\u135A\u1380-\u138F\u13A0-\u13F5\u13F8-\u13FD\u1401-\u166C\u166F-\u167F\u1681-\u169A\u16A0-\u16EA\u16F1-\u16F8\u1700-\u1711\u171F-\u1731\u1740-\u1751\u1760-\u176C\u176E-\u1770\u1780-\u17B3\u17D7\u17DC\u1820-\u1878\u1880-\u1884\u1887-\u18A8\u18AA\u18B0-\u18F5\u1900-\u191E\u1950-\u196D\u1970-\u1974\u1980-\u19AB\u19B0-\u19C9\u1A00-\u1A16\u1A20-\u1A54\u1AA7\u1B05-\u1B33\u1B45-\u1B4C\u1B83-\u1BA0\u1BAE\u1BAF\u1BBA-\u1BE5\u1C00-\u1C23\u1C4D-\u1C4F\u1C5A-\u1C7D\u1C80-\u1C88\u1C90-\u1CBA\u1CBD-\u1CBF\u1CE9-\u1CEC\u1CEE-\u1CF3\u1CF5\u1CF6\u1CFA\u1D00-\u1DBF\u1E00-\u1F15\u1F18-\u1F1D\u1F20-\u1F45\u1F48-\u1F4D\u1F50-\u1F57\u1F59\u1F5B\u1F5D\u1F5F-\u1F7D\u1F80-\u1FB4\u1FB6-\u1FBC\u1FBE\u1FC2-\u1FC4\u1FC6-\u1FCC\u1FD0-\u1FD3\u1FD6-\u1FDB\u1FE0-\u1FEC\u1FF2-\u1FF4\u1FF6-\u1FFC\u2071\u207F\u2090-\u209C\u2102\u2107\u210A-\u2113\u2115\u2119-\u211D\u2124\u2126\u2128\u212A-\u212D\u212F-\u2139\u213C-\u213F\u2145-\u2149\u214E\u2183\u2184\u2C00-\u2CE4\u2CEB-\u2CEE\u2CF2\u2CF3\u2D00-\u2D25\u2D27\u2D2D\u2D30-\u2D67\u2D6F\u2D80-\u2D96\u2DA0-\u2DA6\u2DA8-\u2DAE\u2DB0-\u2DB6\u2DB8-\u2DBE\u2DC0-\u2DC6\u2DC8-\u2DCE\u2DD0-\u2DD6\u2DD8-\u2DDE\u2E2F\u3005\u3006\u3031-\u3035\u303B\u303C\u3041-\u3096\u309D-\u309F\u30A1-\u30FA\u30FC-\u30FF\u3105-\u312F\u3131-\u318E\u31A0-\u31BF\u31F0-\u31FF\u3400-\u4DBF\u4E00-\uA48C\uA4D0-\uA4FD\uA500-\uA60C\uA610-\uA61F\uA62A\uA62B\uA640-\uA66E\uA67F-\uA69D\uA6A0-\uA6E5\uA717-\uA71F\uA722-\uA788\uA78B-\uA7CA\uA7D0\uA7D1\uA7D3\uA7D5-\uA7D9\uA7F2-\uA801\uA803-\uA805\uA807-\uA80A\uA80C-\uA822\uA840-\uA873\uA882-\uA8B3\uA8F2-\uA8F7\uA8FB\uA8FD\uA8FE\uA90A-\uA925\uA930-\uA946\uA960-\uA97C\uA984-\uA9B2\uA9CF\uA9E0-\uA9E4\uA9E6-\uA9EF\uA9FA-\uA9FE\uAA00-\uAA28\uAA40-\uAA42\uAA44-\uAA4B\uAA60-\uAA76\uAA7A\uAA7E-\uAAAF\uAAB1\uAAB5\uAAB6\uAAB9-\uAABD\uAAC0\uAAC2\uAADB-\uAADD\uAAE0-\uAAEA\uAAF2-\uAAF4\uAB01-\uAB06\uAB09-\uAB0E\uAB11-\uAB16\uAB20-\uAB26\uAB28-\uAB2E\uAB30-\uAB5A\uAB5C-\uAB69\uAB70-\uABE2\uAC00-\uD7A3\uD7B0-\uD7C6\uD7CB-\uD7FB\uF900-\uFA6D\uFA70-\uFAD9\uFB00-\uFB06\uFB13-\uFB17\uFB1D\uFB1F-\uFB28\uFB2A-\uFB36\uFB38-\uFB3C\uFB3E\uFB40\uFB41\uFB43\uFB44\uFB46-\uFBB1\uFBD3-\uFD3D\uFD50-\uFD8F\uFD92-\uFDC7\uFDF0-\uFDFB\uFE70-\uFE74\uFE76-\uFEFC\uFF21-\uFF3A\uFF41-\uFF5A\uFF66-\uFFBE\uFFC2-\uFFC7\uFFCA-\uFFCF\uFFD2-\uFFD7\uFFDA-\uFFDC]|\uD800[\uDC00-\uDC0B\uDC0D-\uDC26\uDC28-\uDC3A\uDC3C\uDC3D\uDC3F-\uDC4D\uDC50-\uDC5D\uDC80-\uDCFA\uDE80-\uDE9C\uDEA0-\uDED0\uDF00-\uDF1F\uDF2D-\uDF40\uDF42-\uDF49\uDF50-\uDF75\uDF80-\uDF9D\uDFA0-\uDFC3\uDFC8-\uDFCF]|\uD801[\uDC00-\uDC9D\uDCB0-\uDCD3\uDCD8-\uDCFB\uDD00-\uDD27\uDD30-\uDD63\uDD70-\uDD7A\uDD7C-\uDD8A\uDD8C-\uDD92\uDD94\uDD95\uDD97-\uDDA1\uDDA3-\uDDB1\uDDB3-\uDDB9\uDDBB\uDDBC\uDE00-\uDF36\uDF40-\uDF55\uDF60-\uDF67\uDF80-\uDF85\uDF87-\uDFB0\uDFB2-\uDFBA]|\uD802[\uDC00-\uDC05\uDC08\uDC0A-\uDC35\uDC37\uDC38\uDC3C\uDC3F-\uDC55\uDC60-\uDC76\uDC80-\uDC9E\uDCE0-\uDCF2\uDCF4\uDCF5\uDD00-\uDD15\uDD20-\uDD39\uDD80-\uDDB7\uDDBE\uDDBF\uDE00\uDE10-\uDE13\uDE15-\uDE17Line truncated
/**
* Transforms text to title case.
* Capitalizes the first letter of each word and transforms the
* rest of the word to lower case.
* Words are delimited by any whitespace character, such as a space, tab, or line-feed character.
*
* @see `LowerCasePipe`
* @see `UpperCasePipe`
*
* @usageNotes
* The following example shows the result of transforming various strings into title case.
*
* <code-example path="common/pipes/ts/titlecase_pipe.ts" region='TitleCasePipe'></code-example>
*
* @ngModule CommonModule
* @publicApi
*/
export class TitleCasePipe {
transform(value) {
if (value == null)
return null;
if (typeof value !== 'string') {
throw invalidPipeArgumentError(TitleCasePipe, value);
}
return value.replace(unicodeWordMatch, (txt => txt[0].toUpperCase() + txt.slice(1).toLowerCase()));
}
}
TitleCasePipe.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: TitleCasePipe, deps: [], target: i0.ɵɵFactoryTarget.Pipe });
TitleCasePipe.ɵpipe = i0.ɵɵngDeclarePipe({ minVersion: "14.0.0", version: "15.0.4", ngImport: i0, type: TitleCasePipe, isStandalone: true, name: "titlecase" });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: TitleCasePipe, decorators: [{
type: Pipe,
args: [{
name: 'titlecase',
standalone: true,
}]
}] });
/**
* Transforms text to all upper case.
* @see `LowerCasePipe`
* @see `TitleCasePipe`
*
* @ngModule CommonModule
* @publicApi
*/
export class UpperCasePipe {
transform(value) {
if (value == null)
return null;
if (typeof value !== 'string') {
throw invalidPipeArgumentError(UpperCasePipe, value);
}
return value.toUpperCase();
}
}
UpperCasePipe.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: UpperCasePipe, deps: [], target: i0.ɵɵFactoryTarget.Pipe });
UpperCasePipe.ɵpipe = i0.ɵɵngDeclarePipe({ minVersion: "14.0.0", version: "15.0.4", ngImport: i0, type: UpperCasePipe, isStandalone: true, name: "uppercase" });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: UpperCasePipe, decorators: [{
type: Pipe,
args: [{
name: 'uppercase',
standalone: true,
}]
}] });
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { Inject, InjectionToken, LOCALE_ID, Optional, Pipe } from '@angular/core';
import { formatDate } from '../i18n/format_date';
import { DEFAULT_DATE_FORMAT } from './date_pipe_config';
import { invalidPipeArgumentError } from './invalid_pipe_argument_error';
import * as i0 from "@angular/core";
/**
* Optionally-provided default timezone to use for all instances of `DatePipe` (such as `'+0430'`).
* If the value isn't provided, the `DatePipe` will use the end-user's local system timezone.
*
* @deprecated use DATE_PIPE_DEFAULT_OPTIONS token to configure DatePipe
*/
export const DATE_PIPE_DEFAULT_TIMEZONE = new InjectionToken('DATE_PIPE_DEFAULT_TIMEZONE');
/**
* DI token that allows to provide default configuration for the `DatePipe` instances in an
* application. The value is an object which can include the following fields:
* - `dateFormat`: configures the default date format. If not provided, the `DatePipe`
* will use the 'mediumDate' as a value.
* - `timezone`: configures the default timezone. If not provided, the `DatePipe` will
* use the end-user's local system timezone.
*
* @see `DatePipeConfig`
*
* @usageNotes
*
* Various date pipe default values can be overwritten by providing this token with
* the value that has this interface.
*
* For example:
*
* Override the default date format by providing a value using the token:
* ```typescript
* providers: [
* {provide: DATE_PIPE_DEFAULT_OPTIONS, useValue: {dateFormat: 'shortDate'}}
* ]
* ```
*
* Override the default timezone by providing a value using the token:
* ```typescript
* providers: [
* {provide: DATE_PIPE_DEFAULT_OPTIONS, useValue: {timezone: '-1200'}}
* ]
* ```
*/
export const DATE_PIPE_DEFAULT_OPTIONS = new InjectionToken('DATE_PIPE_DEFAULT_OPTIONS');
// clang-format off
/**
* @ngModule CommonModule
* @description
*
* Formats a date value according to locale rules.
*
* `DatePipe` is executed only when it detects a pure change to the input value.
* A pure change is either a change to a primitive input value
* (such as `String`, `Number`, `Boolean`, or `Symbol`),
* or a changed object reference (such as `Date`, `Array`, `Function`, or `Object`).
*
* Note that mutating a `Date` object does not cause the pipe to be rendered again.
* To ensure that the pipe is executed, you must create a new `Date` object.
*
* Only the `en-US` locale data comes with Angular. To localize dates
* in another language, you must import the corresponding locale data.
* See the [I18n guide](guide/i18n-common-format-data-locale) for more information.
*
* The time zone of the formatted value can be specified either by passing it in as the second
* parameter of the pipe, or by setting the default through the `DATE_PIPE_DEFAULT_OPTIONS`
* injection token. The value that is passed in as the second parameter takes precedence over
* the one defined using the injection token.
*
* @see `formatDate()`
*
*
* @usageNotes
*
* The result of this pipe is not reevaluated when the input is mutated. To avoid the need to
* reformat the date on every change-detection cycle, treat the date as an immutable object
* and change the reference when the pipe needs to run again.
*
* ### Pre-defined format options
*
* | Option | Equivalent to | Examples (given in `en-US` locale) |
* |---------------|-------------------------------------|-------------------------------------------------|
* | `'short'` | `'M/d/yy, h:mm a'` | `6/15/15, 9:03 AM` |
* | `'medium'` | `'MMM d, y, h:mm:ss a'` | `Jun 15, 2015, 9:03:01 AM` |
* | `'long'` | `'MMMM d, y, h:mm:ss a z'` | `June 15, 2015 at 9:03:01 AM GMT+1` |
* | `'full'` | `'EEEE, MMMM d, y, h:mm:ss a zzzz'` | `Monday, June 15, 2015 at 9:03:01 AM GMT+01:00` |
* | `'shortDate'` | `'M/d/yy'` | `6/15/15` |
* | `'mediumDate'`| `'MMM d, y'` | `Jun 15, 2015` |
* | `'longDate'` | `'MMMM d, y'` | `June 15, 2015` |
* | `'fullDate'` | `'EEEE, MMMM d, y'` | `Monday, June 15, 2015` |
* | `'shortTime'` | `'h:mm a'` | `9:03 AM` |
* | `'mediumTime'`| `'h:mm:ss a'` | `9:03:01 AM` |
* | `'longTime'` | `'h:mm:ss a z'` | `9:03:01 AM GMT+1` |
* | `'fullTime'` | `'h:mm:ss a zzzz'` | `9:03:01 AM GMT+01:00` |
*
* ### Custom format options
*
* You can construct a format string using symbols to specify the components
* of a date-time value, as described in the following table.
* Format details depend on the locale.
* Fields marked with (*) are only available in the extra data set for the given locale.
*
* | Field type | Format | Description | Example Value |
* |-------------------- |-------------|---------------------------------------------------------------|------------------------------------------------------------|
* | Era | G, GG & GGG | Abbreviated | AD |
* | | GGGG | Wide | Anno Domini |
* | | GGGGG | Narrow | A |
* | Year | y | Numeric: minimum digits | 2, 20, 201, 2017, 20173 |
* | | yy | Numeric: 2 digits + zero padded | 02, 20, 01, 17, 73 |
* | | yyy | Numeric: 3 digits + zero padded | 002, 020, 201, 2017, 20173 |
* | | yyyy | Numeric: 4 digits or more + zero padded | 0002, 0020, 0201, 2017, 20173 |
* | Week-numbering year | Y | Numeric: minimum digits | 2, 20, 201, 2017, 20173 |
* | | YY | Numeric: 2 digits + zero padded | 02, 20, 01, 17, 73 |
* | | YYY | Numeric: 3 digits + zero padded | 002, 020, 201, 2017, 20173 |
* | | YYYY | Numeric: 4 digits or more + zero padded | 0002, 0020, 0201, 2017, 20173 |
* | Month | M | Numeric: 1 digit | 9, 12 |
* | | MM | Numeric: 2 digits + zero padded | 09, 12 |
* | | MMM | Abbreviated | Sep |
* | | MMMM | Wide | September |
* | | MMMMM | Narrow | S |
* | Month standalone | L | Numeric: 1 digit | 9, 12 |
* | | LL | Numeric: 2 digits + zero padded | 09, 12 |
* | | LLL | Abbreviated | Sep |
* | | LLLL | Wide | September |
* | | LLLLL | Narrow | S |
* | Week of year | w | Numeric: minimum digits | 1... 53 |
* | | ww | Numeric: 2 digits + zero padded | 01... 53 |
* | Week of month | W | Numeric: 1 digit | 1... 5 |
* | Day of month | d | Numeric: minimum digits | 1 |
* | | dd | Numeric: 2 digits + zero padded | 01 |
* | Week day | E, EE & EEE | Abbreviated | Tue |
* | | EEEE | Wide | Tuesday |
* | | EEEEE | Narrow | T |
* | | EEEEEE | Short | Tu |
* | Week day standalone | c, cc | Numeric: 1 digit | 2 |
* | | ccc | Abbreviated | Tue |
* | | cccc | Wide | Tuesday |
* | | ccccc | Narrow | T |
* | | cccccc | Short | Tu |
* | Period | a, aa & aaa | Abbreviated | am/pm or AM/PM |
* | | aaaa | Wide (fallback to `a` when missing) | ante meridiem/post meridiem |
* | | aaaaa | Narrow | a/p |
* | Period* | B, BB & BBB | Abbreviated | mid. |
* | | BBBB | Wide | am, pm, midnight, noon, morning, afternoon, evening, night |
* | | BBBBB | Narrow | md |
* | Period standalone* | b, bb & bbb | Abbreviated | mid. |
* | | bbbb | Wide | am, pm, midnight, noon, morning, afternoon, evening, night |
* | | bbbbb | Narrow | md |
* | Hour 1-12 | h | Numeric: minimum digits | 1, 12 |
* | | hh | Numeric: 2 digits + zero padded | 01, 12 |
* | Hour 0-23 | H | Numeric: minimum digits | 0, 23 |
* | | HH | Numeric: 2 digits + zero padded | 00, 23 |
* | Minute | m | Numeric: minimum digits | 8, 59 |
* | | mm | Numeric: 2 digits + zero padded | 08, 59 |
* | Second | s | Numeric: minimum digits | 0... 59 |
* | | ss | Numeric: 2 digits + zero padded | 00... 59 |
* | Fractional seconds | S | Numeric: 1 digit | 0... 9 |
* | | SS | Numeric: 2 digits + zero padded | 00... 99 |
* | | SSS | Numeric: 3 digits + zero padded (= milliseconds) | 000... 999 |
* | Zone | z, zz & zzz | Short specific non location format (fallback to O) | GMT-8 |
* | | zzzz | Long specific non location format (fallback to OOOO) | GMT-08:00 |
* | | Z, ZZ & ZZZ | ISO8601 basic format | -0800 |
* | | ZZZZ | Long localized GMT format | GMT-8:00 |
* | | ZZZZZ | ISO8601 extended format + Z indicator for offset 0 (= XXXXX) | -08:00 |
* | | O, OO & OOO | Short localized GMT format | GMT-8 |
* | | OOOO | Long localized GMT format | GMT-08:00 |
*
*
* ### Format examples
*
* These examples transform a date into various formats,
* assuming that `dateObj` is a JavaScript `Date` object for
* year: 2015, month: 6, day: 15, hour: 21, minute: 43, second: 11,
* given in the local time for the `en-US` locale.
*
* ```
* {{ dateObj | date }} // output is 'Jun 15, 2015'
* {{ dateObj | date:'medium' }} // output is 'Jun 15, 2015, 9:43:11 PM'
* {{ dateObj | date:'shortTime' }} // output is '9:43 PM'
* {{ dateObj | date:'mm:ss' }} // output is '43:11'
* ```
*
* ### Usage example
*
* The following component uses a date pipe to display the current date in different formats.
*
* ```
* @Component({
* selector: 'date-pipe',
* template: `<div>
* <p>Today is {{today | date}}</p>
* <p>Or if you prefer, {{today | date:'fullDate'}}</p>
* <p>The time is {{today | date:'h:mm a z'}}</p>
* </div>`
* })
* // Get the current date and time as a date-time value.
* export class DatePipeComponent {
* today: number = Date.now();
* }
* ```
*
* @publicApi
*/
// clang-format on
export class DatePipe {
constructor(locale, defaultTimezone, defaultOptions) {
this.locale = locale;
this.defaultTimezone = defaultTimezone;
this.defaultOptions = defaultOptions;
}
transform(value, format, timezone, locale) {
if (value == null || value === '' || value !== value)
return null;
try {
const _format = format ?? this.defaultOptions?.dateFormat ?? DEFAULT_DATE_FORMAT;
const _timezone = timezone ?? this.defaultOptions?.timezone ?? this.defaultTimezone ?? undefined;
return formatDate(value, _format, locale || this.locale, _timezone);
}
catch (error) {
throw invalidPipeArgumentError(DatePipe, error.message);
}
}
}
DatePipe.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: DatePipe, deps: [{ token: LOCALE_ID }, { token: DATE_PIPE_DEFAULT_TIMEZONE, optional: true }, { token: DATE_PIPE_DEFAULT_OPTIONS, optional: true }], target: i0.ɵɵFactoryTarget.Pipe });
DatePipe.ɵpipe = i0.ɵɵngDeclarePipe({ minVersion: "14.0.0", version: "15.0.4", ngImport: i0, type: DatePipe, isStandalone: true, name: "date" });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: DatePipe, decorators: [{
type: Pipe,
args: [{
name: 'date',
pure: true,
standalone: true,
}]
}], ctorParameters: function () { return [{ type: undefined, decorators: [{
type: Inject,
args: [LOCALE_ID]
}] }, { type: undefined, decorators: [{
type: Inject,
args: [DATE_PIPE_DEFAULT_TIMEZONE]
}, {
type: Optional
}] }, { type: undefined, decorators: [{
type: Inject,
args: [DATE_PIPE_DEFAULT_OPTIONS]
}, {
type: Optional
}] }]; } });
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
/**
* The default date format of Angular date pipe, which corresponds to the following format:
* `'MMM d,y'` (e.g. `Jun 15, 2015`)
*/
export const DEFAULT_DATE_FORMAT = 'mediumDate';
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { Pipe } from '@angular/core';
import { getPluralCategory, NgLocalization } from '../i18n/localization';
import { invalidPipeArgumentError } from './invalid_pipe_argument_error';
import * as i0 from "@angular/core";
import * as i1 from "../i18n/localization";
const _INTERPOLATION_REGEXP = /#/g;
/**
* @ngModule CommonModule
* @description
*
* Maps a value to a string that pluralizes the value according to locale rules.
*
* @usageNotes
*
* ### Example
*
* {@example common/pipes/ts/i18n_pipe.ts region='I18nPluralPipeComponent'}
*
* @publicApi
*/
export class I18nPluralPipe {
constructor(_localization) {
this._localization = _localization;
}
/**
* @param value the number to be formatted
* @param pluralMap an object that mimics the ICU format, see
* https://unicode-org.github.io/icu/userguide/format_parse/messages/.
* @param locale a `string` defining the locale to use (uses the current {@link LOCALE_ID} by
* default).
*/
transform(value, pluralMap, locale) {
if (value == null)
return '';
if (typeof pluralMap !== 'object' || pluralMap === null) {
throw invalidPipeArgumentError(I18nPluralPipe, pluralMap);
}
const key = getPluralCategory(value, Object.keys(pluralMap), this._localization, locale);
return pluralMap[key].replace(_INTERPOLATION_REGEXP, value.toString());
}
}
I18nPluralPipe.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: I18nPluralPipe, deps: [{ token: i1.NgLocalization }], target: i0.ɵɵFactoryTarget.Pipe });
I18nPluralPipe.ɵpipe = i0.ɵɵngDeclarePipe({ minVersion: "14.0.0", version: "15.0.4", ngImport: i0, type: I18nPluralPipe, isStandalone: true, name: "i18nPlural" });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: I18nPluralPipe, decorators: [{
type: Pipe,
args: [{
name: 'i18nPlural',
pure: true,
standalone: true,
}]
}], ctorParameters: function () { return [{ type: i1.NgLocalization }]; } });
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { Pipe } from '@angular/core';
import { invalidPipeArgumentError } from './invalid_pipe_argument_error';
import * as i0 from "@angular/core";
/**
* @ngModule CommonModule
* @description
*
* Generic selector that displays the string that matches the current value.
*
* If none of the keys of the `mapping` match the `value`, then the content
* of the `other` key is returned when present, otherwise an empty string is returned.
*
* @usageNotes
*
* ### Example
*
* {@example common/pipes/ts/i18n_pipe.ts region='I18nSelectPipeComponent'}
*
* @publicApi
*/
export class I18nSelectPipe {
/**
* @param value a string to be internationalized.
* @param mapping an object that indicates the text that should be displayed
* for different values of the provided `value`.
*/
transform(value, mapping) {
if (value == null)
return '';
if (typeof mapping !== 'object' || typeof value !== 'string') {
throw invalidPipeArgumentError(I18nSelectPipe, mapping);
}
if (mapping.hasOwnProperty(value)) {
return mapping[value];
}
if (mapping.hasOwnProperty('other')) {
return mapping['other'];
}
return '';
}
}
I18nSelectPipe.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: I18nSelectPipe, deps: [], target: i0.ɵɵFactoryTarget.Pipe });
I18nSelectPipe.ɵpipe = i0.ɵɵngDeclarePipe({ minVersion: "14.0.0", version: "15.0.4", ngImport: i0, type: I18nSelectPipe, isStandalone: true, name: "i18nSelect" });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: I18nSelectPipe, decorators: [{
type: Pipe,
args: [{
name: 'i18nSelect',
pure: true,
standalone: true,
}]
}] });
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@@ -0,0 +1,41 @@
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
/**
* @module
* @description
* This module provides a set of common Pipes.
*/
import { AsyncPipe } from './async_pipe';
import { LowerCasePipe, TitleCasePipe, UpperCasePipe } from './case_conversion_pipes';
import { DATE_PIPE_DEFAULT_OPTIONS, DATE_PIPE_DEFAULT_TIMEZONE, DatePipe } from './date_pipe';
import { I18nPluralPipe } from './i18n_plural_pipe';
import { I18nSelectPipe } from './i18n_select_pipe';
import { JsonPipe } from './json_pipe';
import { KeyValuePipe } from './keyvalue_pipe';
import { CurrencyPipe, DecimalPipe, PercentPipe } from './number_pipe';
import { SlicePipe } from './slice_pipe';
export { AsyncPipe, CurrencyPipe, DATE_PIPE_DEFAULT_OPTIONS, DATE_PIPE_DEFAULT_TIMEZONE, DatePipe, DecimalPipe, I18nPluralPipe, I18nSelectPipe, JsonPipe, KeyValuePipe, LowerCasePipe, PercentPipe, SlicePipe, TitleCasePipe, UpperCasePipe, };
/**
* A collection of Angular pipes that are likely to be used in each and every application.
*/
export const COMMON_PIPES = [
AsyncPipe,
UpperCasePipe,
LowerCasePipe,
JsonPipe,
SlicePipe,
DecimalPipe,
PercentPipe,
TitleCasePipe,
CurrencyPipe,
DatePipe,
I18nPluralPipe,
I18nSelectPipe,
KeyValuePipe,
];
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@@ -0,0 +1,12 @@
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { ɵRuntimeError as RuntimeError, ɵstringify as stringify } from '@angular/core';
export function invalidPipeArgumentError(type, value) {
return new RuntimeError(2100 /* RuntimeErrorCode.INVALID_PIPE_ARGUMENT */, ngDevMode && `InvalidPipeArgument: '${value}' for pipe '${stringify(type)}'`);
}
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { Pipe } from '@angular/core';
import * as i0 from "@angular/core";
/**
* @ngModule CommonModule
* @description
*
* Converts a value into its JSON-format representation. Useful for debugging.
*
* @usageNotes
*
* The following component uses a JSON pipe to convert an object
* to JSON format, and displays the string in both formats for comparison.
*
* {@example common/pipes/ts/json_pipe.ts region='JsonPipe'}
*
* @publicApi
*/
export class JsonPipe {
/**
* @param value A value of any type to convert into a JSON-format string.
*/
transform(value) {
return JSON.stringify(value, null, 2);
}
}
JsonPipe.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: JsonPipe, deps: [], target: i0.ɵɵFactoryTarget.Pipe });
JsonPipe.ɵpipe = i0.ɵɵngDeclarePipe({ minVersion: "14.0.0", version: "15.0.4", ngImport: i0, type: JsonPipe, isStandalone: true, name: "json", pure: false });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: JsonPipe, decorators: [{
type: Pipe,
args: [{
name: 'json',
pure: false,
standalone: true,
}]
}] });
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { KeyValueDiffers, Pipe } from '@angular/core';
import * as i0 from "@angular/core";
function makeKeyValuePair(key, value) {
return { key: key, value: value };
}
/**
* @ngModule CommonModule
* @description
*
* Transforms Object or Map into an array of key value pairs.
*
* The output array will be ordered by keys.
* By default the comparator will be by Unicode point value.
* You can optionally pass a compareFn if your keys are complex types.
*
* @usageNotes
* ### Examples
*
* This examples show how an Object or a Map can be iterated by ngFor with the use of this
* keyvalue pipe.
*
* {@example common/pipes/ts/keyvalue_pipe.ts region='KeyValuePipe'}
*
* @publicApi
*/
export class KeyValuePipe {
constructor(differs) {
this.differs = differs;
this.keyValues = [];
this.compareFn = defaultComparator;
}
transform(input, compareFn = defaultComparator) {
if (!input || (!(input instanceof Map) && typeof input !== 'object')) {
return null;
}
if (!this.differ) {
// make a differ for whatever type we've been passed in
this.differ = this.differs.find(input).create();
}
const differChanges = this.differ.diff(input);
const compareFnChanged = compareFn !== this.compareFn;
if (differChanges) {
this.keyValues = [];
differChanges.forEachItem((r) => {
this.keyValues.push(makeKeyValuePair(r.key, r.currentValue));
});
}
if (differChanges || compareFnChanged) {
this.keyValues.sort(compareFn);
this.compareFn = compareFn;
}
return this.keyValues;
}
}
KeyValuePipe.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: KeyValuePipe, deps: [{ token: i0.KeyValueDiffers }], target: i0.ɵɵFactoryTarget.Pipe });
KeyValuePipe.ɵpipe = i0.ɵɵngDeclarePipe({ minVersion: "14.0.0", version: "15.0.4", ngImport: i0, type: KeyValuePipe, isStandalone: true, name: "keyvalue", pure: false });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: KeyValuePipe, decorators: [{
type: Pipe,
args: [{
name: 'keyvalue',
pure: false,
standalone: true,
}]
}], ctorParameters: function () { return [{ type: i0.KeyValueDiffers }]; } });
export function defaultComparator(keyValueA, keyValueB) {
const a = keyValueA.key;
const b = keyValueB.key;
// if same exit with 0;
if (a === b)
return 0;
// make sure that undefined are at the end of the sort.
if (a === undefined)
return 1;
if (b === undefined)
return -1;
// make sure that nulls are at the end of the sort.
if (a === null)
return 1;
if (b === null)
return -1;
if (typeof a == 'string' && typeof b == 'string') {
return a < b ? -1 : 1;
}
if (typeof a == 'number' && typeof b == 'number') {
return a - b;
}
if (typeof a == 'boolean' && typeof b == 'boolean') {
return a < b ? -1 : 1;
}
// `a` and `b` are of different types. Compare their string values.
const aString = String(a);
const bString = String(b);
return aString == bString ? 0 : aString < bString ? -1 : 1;
}
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { DEFAULT_CURRENCY_CODE, Inject, LOCALE_ID, Pipe } from '@angular/core';
import { formatCurrency, formatNumber, formatPercent } from '../i18n/format_number';
import { getCurrencySymbol } from '../i18n/locale_data_api';
import { invalidPipeArgumentError } from './invalid_pipe_argument_error';
import * as i0 from "@angular/core";
/**
* @ngModule CommonModule
* @description
*
* Formats a value according to digit options and locale rules.
* Locale determines group sizing and separator,
* decimal point character, and other locale-specific configurations.
*
* @see `formatNumber()`
*
* @usageNotes
*
* ### digitsInfo
*
* The value's decimal representation is specified by the `digitsInfo`
* parameter, written in the following format:<br>
*
* ```
* {minIntegerDigits}.{minFractionDigits}-{maxFractionDigits}
* ```
*
* - `minIntegerDigits`:
* The minimum number of integer digits before the decimal point.
* Default is 1.
*
* - `minFractionDigits`:
* The minimum number of digits after the decimal point.
* Default is 0.
*
* - `maxFractionDigits`:
* The maximum number of digits after the decimal point.
* Default is 3.
*
* If the formatted value is truncated it will be rounded using the "to-nearest" method:
*
* ```
* {{3.6 | number: '1.0-0'}}
* <!--will output '4'-->
*
* {{-3.6 | number:'1.0-0'}}
* <!--will output '-4'-->
* ```
*
* ### locale
*
* `locale` will format a value according to locale rules.
* Locale determines group sizing and separator,
* decimal point character, and other locale-specific configurations.
*
* When not supplied, uses the value of `LOCALE_ID`, which is `en-US` by default.
*
* See [Setting your app locale](guide/i18n-common-locale-id).
*
* ### Example
*
* The following code shows how the pipe transforms values
* according to various format specifications,
* where the caller's default locale is `en-US`.
*
* <code-example path="common/pipes/ts/number_pipe.ts" region='NumberPipe'></code-example>
*
* @publicApi
*/
export class DecimalPipe {
constructor(_locale) {
this._locale = _locale;
}
/**
* @param value The value to be formatted.
* @param digitsInfo Sets digit and decimal representation.
* [See more](#digitsinfo).
* @param locale Specifies what locale format rules to use.
* [See more](#locale).
*/
transform(value, digitsInfo, locale) {
if (!isValue(value))
return null;
locale = locale || this._locale;
try {
const num = strToNumber(value);
return formatNumber(num, locale, digitsInfo);
}
catch (error) {
throw invalidPipeArgumentError(DecimalPipe, error.message);
}
}
}
DecimalPipe.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: DecimalPipe, deps: [{ token: LOCALE_ID }], target: i0.ɵɵFactoryTarget.Pipe });
DecimalPipe.ɵpipe = i0.ɵɵngDeclarePipe({ minVersion: "14.0.0", version: "15.0.4", ngImport: i0, type: DecimalPipe, isStandalone: true, name: "number" });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: DecimalPipe, decorators: [{
type: Pipe,
args: [{
name: 'number',
standalone: true,
}]
}], ctorParameters: function () { return [{ type: undefined, decorators: [{
type: Inject,
args: [LOCALE_ID]
}] }]; } });
/**
* @ngModule CommonModule
* @description
*
* Transforms a number to a percentage
* string, formatted according to locale rules that determine group sizing and
* separator, decimal-point character, and other locale-specific
* configurations.
*
* @see `formatPercent()`
*
* @usageNotes
* The following code shows how the pipe transforms numbers
* into text strings, according to various format specifications,
* where the caller's default locale is `en-US`.
*
* <code-example path="common/pipes/ts/percent_pipe.ts" region='PercentPipe'></code-example>
*
* @publicApi
*/
export class PercentPipe {
constructor(_locale) {
this._locale = _locale;
}
/**
*
* @param value The number to be formatted as a percentage.
* @param digitsInfo Decimal representation options, specified by a string
* in the following format:<br>
* <code>{minIntegerDigits}.{minFractionDigits}-{maxFractionDigits}</code>.
* - `minIntegerDigits`: The minimum number of integer digits before the decimal point.
* Default is `1`.
* - `minFractionDigits`: The minimum number of digits after the decimal point.
* Default is `0`.
* - `maxFractionDigits`: The maximum number of digits after the decimal point.
* Default is `0`.
* @param locale A locale code for the locale format rules to use.
* When not supplied, uses the value of `LOCALE_ID`, which is `en-US` by default.
* See [Setting your app locale](guide/i18n-common-locale-id).
*/
transform(value, digitsInfo, locale) {
if (!isValue(value))
return null;
locale = locale || this._locale;
try {
const num = strToNumber(value);
return formatPercent(num, locale, digitsInfo);
}
catch (error) {
throw invalidPipeArgumentError(PercentPipe, error.message);
}
}
}
PercentPipe.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: PercentPipe, deps: [{ token: LOCALE_ID }], target: i0.ɵɵFactoryTarget.Pipe });
PercentPipe.ɵpipe = i0.ɵɵngDeclarePipe({ minVersion: "14.0.0", version: "15.0.4", ngImport: i0, type: PercentPipe, isStandalone: true, name: "percent" });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: PercentPipe, decorators: [{
type: Pipe,
args: [{
name: 'percent',
standalone: true,
}]
}], ctorParameters: function () { return [{ type: undefined, decorators: [{
type: Inject,
args: [LOCALE_ID]
}] }]; } });
/**
* @ngModule CommonModule
* @description
*
* Transforms a number to a currency string, formatted according to locale rules
* that determine group sizing and separator, decimal-point character,
* and other locale-specific configurations.
*
* {@a currency-code-deprecation}
* <div class="alert is-helpful">
*
* **Deprecation notice:**
*
* The default currency code is currently always `USD` but this is deprecated from v9.
*
* **In v11 the default currency code will be taken from the current locale identified by
* the `LOCALE_ID` token. See the [i18n guide](guide/i18n-common-locale-id) for
* more information.**
*
* If you need the previous behavior then set it by creating a `DEFAULT_CURRENCY_CODE` provider in
* your application `NgModule`:
*
* ```ts
* {provide: DEFAULT_CURRENCY_CODE, useValue: 'USD'}
* ```
*
* </div>
*
* @see `getCurrencySymbol()`
* @see `formatCurrency()`
*
* @usageNotes
* The following code shows how the pipe transforms numbers
* into text strings, according to various format specifications,
* where the caller's default locale is `en-US`.
*
* <code-example path="common/pipes/ts/currency_pipe.ts" region='CurrencyPipe'></code-example>
*
* @publicApi
*/
export class CurrencyPipe {
constructor(_locale, _defaultCurrencyCode = 'USD') {
this._locale = _locale;
this._defaultCurrencyCode = _defaultCurrencyCode;
}
/**
*
* @param value The number to be formatted as currency.
* @param currencyCode The [ISO 4217](https://en.wikipedia.org/wiki/ISO_4217) currency code,
* such as `USD` for the US dollar and `EUR` for the euro. The default currency code can be
* configured using the `DEFAULT_CURRENCY_CODE` injection token.
* @param display The format for the currency indicator. One of the following:
* - `code`: Show the code (such as `USD`).
* - `symbol`(default): Show the symbol (such as `$`).
* - `symbol-narrow`: Use the narrow symbol for locales that have two symbols for their
* currency.
* For example, the Canadian dollar CAD has the symbol `CA$` and the symbol-narrow `$`. If the
* locale has no narrow symbol, uses the standard symbol for the locale.
* - String: Use the given string value instead of a code or a symbol.
* For example, an empty string will suppress the currency & symbol.
* - Boolean (marked deprecated in v5): `true` for symbol and false for `code`.
*
* @param digitsInfo Decimal representation options, specified by a string
* in the following format:<br>
* <code>{minIntegerDigits}.{minFractionDigits}-{maxFractionDigits}</code>.
* - `minIntegerDigits`: The minimum number of integer digits before the decimal point.
* Default is `1`.
* - `minFractionDigits`: The minimum number of digits after the decimal point.
* Default is `2`.
* - `maxFractionDigits`: The maximum number of digits after the decimal point.
* Default is `2`.
* If not provided, the number will be formatted with the proper amount of digits,
* depending on what the [ISO 4217](https://en.wikipedia.org/wiki/ISO_4217) specifies.
* For example, the Canadian dollar has 2 digits, whereas the Chilean peso has none.
* @param locale A locale code for the locale format rules to use.
* When not supplied, uses the value of `LOCALE_ID`, which is `en-US` by default.
* See [Setting your app locale](guide/i18n-common-locale-id).
*/
transform(value, currencyCode = this._defaultCurrencyCode, display = 'symbol', digitsInfo, locale) {
if (!isValue(value))
return null;
locale = locale || this._locale;
if (typeof display === 'boolean') {
if ((typeof ngDevMode === 'undefined' || ngDevMode) && console && console.warn) {
console.warn(`Warning: the currency pipe has been changed in Angular v5. The symbolDisplay option (third parameter) is now a string instead of a boolean. The accepted values are "code", "symbol" or "symbol-narrow".`);
}
display = display ? 'symbol' : 'code';
}
let currency = currencyCode || this._defaultCurrencyCode;
if (display !== 'code') {
if (display === 'symbol' || display === 'symbol-narrow') {
currency = getCurrencySymbol(currency, display === 'symbol' ? 'wide' : 'narrow', locale);
}
else {
currency = display;
}
}
try {
const num = strToNumber(value);
return formatCurrency(num, locale, currency, currencyCode, digitsInfo);
}
catch (error) {
throw invalidPipeArgumentError(CurrencyPipe, error.message);
}
}
}
CurrencyPipe.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: CurrencyPipe, deps: [{ token: LOCALE_ID }, { token: DEFAULT_CURRENCY_CODE }], target: i0.ɵɵFactoryTarget.Pipe });
CurrencyPipe.ɵpipe = i0.ɵɵngDeclarePipe({ minVersion: "14.0.0", version: "15.0.4", ngImport: i0, type: CurrencyPipe, isStandalone: true, name: "currency" });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: CurrencyPipe, decorators: [{
type: Pipe,
args: [{
name: 'currency',
standalone: true,
}]
}], ctorParameters: function () { return [{ type: undefined, decorators: [{
type: Inject,
args: [LOCALE_ID]
}] }, { type: undefined, decorators: [{
type: Inject,
args: [DEFAULT_CURRENCY_CODE]
}] }]; } });
function isValue(value) {
return !(value == null || value === '' || value !== value);
}
/**
* Transforms a string into a number (if needed).
*/
function strToNumber(value) {
// Convert strings to numbers
if (typeof value === 'string' && !isNaN(Number(value) - parseFloat(value))) {
return Number(value);
}
if (typeof value !== 'number') {
throw new Error(`${value} is not a number`);
}
return value;
}
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { Pipe } from '@angular/core';
import { invalidPipeArgumentError } from './invalid_pipe_argument_error';
import * as i0 from "@angular/core";
/**
* @ngModule CommonModule
* @description
*
* Creates a new `Array` or `String` containing a subset (slice) of the elements.
*
* @usageNotes
*
* All behavior is based on the expected behavior of the JavaScript API `Array.prototype.slice()`
* and `String.prototype.slice()`.
*
* When operating on an `Array`, the returned `Array` is always a copy even when all
* the elements are being returned.
*
* When operating on a blank value, the pipe returns the blank value.
*
* ### List Example
*
* This `ngFor` example:
*
* {@example common/pipes/ts/slice_pipe.ts region='SlicePipe_list'}
*
* produces the following:
*
* ```html
* <li>b</li>
* <li>c</li>
* ```
*
* ### String Examples
*
* {@example common/pipes/ts/slice_pipe.ts region='SlicePipe_string'}
*
* @publicApi
*/
export class SlicePipe {
transform(value, start, end) {
if (value == null)
return null;
if (!this.supports(value)) {
throw invalidPipeArgumentError(SlicePipe, value);
}
return value.slice(start, end);
}
supports(obj) {
return typeof obj === 'string' || Array.isArray(obj);
}
}
SlicePipe.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: SlicePipe, deps: [], target: i0.ɵɵFactoryTarget.Pipe });
SlicePipe.ɵpipe = i0.ɵɵngDeclarePipe({ minVersion: "14.0.0", version: "15.0.4", ngImport: i0, type: SlicePipe, isStandalone: true, name: "slice", pure: false });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: SlicePipe, decorators: [{
type: Pipe,
args: [{
name: 'slice',
pure: false,
standalone: true,
}]
}] });
//# 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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
export const PLATFORM_BROWSER_ID = 'browser';
export const PLATFORM_SERVER_ID = 'server';
export const PLATFORM_WORKER_APP_ID = 'browserWorkerApp';
export const PLATFORM_WORKER_UI_ID = 'browserWorkerUi';
/**
* Returns whether a platform id represents a browser platform.
* @publicApi
*/
export function isPlatformBrowser(platformId) {
return platformId === PLATFORM_BROWSER_ID;
}
/**
* Returns whether a platform id represents a server platform.
* @publicApi
*/
export function isPlatformServer(platformId) {
return platformId === PLATFORM_SERVER_ID;
}
/**
* Returns whether a platform id represents a web worker app platform.
* @publicApi
*/
export function isPlatformWorkerApp(platformId) {
return platformId === PLATFORM_WORKER_APP_ID;
}
/**
* Returns whether a platform id represents a web worker UI platform.
* @publicApi
*/
export function isPlatformWorkerUi(platformId) {
return platformId === PLATFORM_WORKER_UI_ID;
}
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
export { DomAdapter as ɵDomAdapter, getDOM as ɵgetDOM, setRootDomAdapter as ɵsetRootDomAdapter } from './dom_adapter';
export { BrowserPlatformLocation as ɵBrowserPlatformLocation } from './location/platform_location';
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
/**
* @module
* @description
* Entry point for all public APIs of the common package.
*/
import { Version } from '@angular/core';
/**
* @publicApi
*/
export const VERSION = new Version('15.0.4');
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { ɵɵdefineInjectable, ɵɵinject } from '@angular/core';
import { DOCUMENT } from './dom_tokens';
/**
* Defines a scroll position manager. Implemented by `BrowserViewportScroller`.
*
* @publicApi
*/
export class ViewportScroller {
}
// De-sugared tree-shakable injection
// See #23917
/** @nocollapse */
ViewportScroller.ɵprov = ɵɵdefineInjectable({
token: ViewportScroller,
providedIn: 'root',
factory: () => new BrowserViewportScroller(ɵɵinject(DOCUMENT), window)
});
/**
* Manages the scroll position for a browser window.
*/
export class BrowserViewportScroller {
constructor(document, window) {
this.document = document;
this.window = window;
this.offset = () => [0, 0];
}
/**
* Configures the top offset used when scrolling to an anchor.
* @param offset A position in screen coordinates (a tuple with x and y values)
* or a function that returns the top offset position.
*
*/
setOffset(offset) {
if (Array.isArray(offset)) {
this.offset = () => offset;
}
else {
this.offset = offset;
}
}
/**
* Retrieves the current scroll position.
* @returns The position in screen coordinates.
*/
getScrollPosition() {
if (this.supportsScrolling()) {
return [this.window.pageXOffset, this.window.pageYOffset];
}
else {
return [0, 0];
}
}
/**
* Sets the scroll position.
* @param position The new position in screen coordinates.
*/
scrollToPosition(position) {
if (this.supportsScrolling()) {
this.window.scrollTo(position[0], position[1]);
}
}
/**
* Scrolls to an element and attempts to focus the element.
*
* Note that the function name here is misleading in that the target string may be an ID for a
* non-anchor element.
*
* @param target The ID of an element or name of the anchor.
*
* @see https://html.spec.whatwg.org/#the-indicated-part-of-the-document
* @see https://html.spec.whatwg.org/#scroll-to-fragid
*/
scrollToAnchor(target) {
if (!this.supportsScrolling()) {
return;
}
const elSelected = findAnchorFromDocument(this.document, target);
if (elSelected) {
this.scrollToElement(elSelected);
// After scrolling to the element, the spec dictates that we follow the focus steps for the
// target. Rather than following the robust steps, simply attempt focus.
//
// @see https://html.spec.whatwg.org/#get-the-focusable-area
// @see https://developer.mozilla.org/en-US/docs/Web/API/HTMLOrForeignElement/focus
// @see https://html.spec.whatwg.org/#focusable-area
elSelected.focus();
}
}
/**
* Disables automatic scroll restoration provided by the browser.
*/
setHistoryScrollRestoration(scrollRestoration) {
if (this.supportScrollRestoration()) {
const history = this.window.history;
if (history && history.scrollRestoration) {
history.scrollRestoration = scrollRestoration;
}
}
}
/**
* Scrolls to an element using the native offset and the specified offset set on this scroller.
*
* The offset can be used when we know that there is a floating header and scrolling naively to an
* element (ex: `scrollIntoView`) leaves the element hidden behind the floating header.
*/
scrollToElement(el) {
const rect = el.getBoundingClientRect();
const left = rect.left + this.window.pageXOffset;
const top = rect.top + this.window.pageYOffset;
const offset = this.offset();
this.window.scrollTo(left - offset[0], top - offset[1]);
}
/**
* We only support scroll restoration when we can get a hold of window.
* This means that we do not support this behavior when running in a web worker.
*
* Lifting this restriction right now would require more changes in the dom adapter.
* Since webworkers aren't widely used, we will lift it once RouterScroller is
* battle-tested.
*/
supportScrollRestoration() {
try {
if (!this.supportsScrolling()) {
return false;
}
// The `scrollRestoration` property could be on the `history` instance or its prototype.
const scrollRestorationDescriptor = getScrollRestorationProperty(this.window.history) ||
getScrollRestorationProperty(Object.getPrototypeOf(this.window.history));
// We can write to the `scrollRestoration` property if it is a writable data field or it has a
// setter function.
return !!scrollRestorationDescriptor &&
!!(scrollRestorationDescriptor.writable || scrollRestorationDescriptor.set);
}
catch {
return false;
}
}
supportsScrolling() {
try {
return !!this.window && !!this.window.scrollTo && 'pageXOffset' in this.window;
}
catch {
return false;
}
}
}
function getScrollRestorationProperty(obj) {
return Object.getOwnPropertyDescriptor(obj, 'scrollRestoration');
}
function findAnchorFromDocument(document, target) {
const documentResult = document.getElementById(target) || document.getElementsByName(target)[0];
if (documentResult) {
return documentResult;
}
// `getElementById` and `getElementsByName` won't pierce through the shadow DOM so we
// have to traverse the DOM manually and do the lookup through the shadow roots.
if (typeof document.createTreeWalker === 'function' && document.body &&
(document.body.createShadowRoot || document.body.attachShadow)) {
const treeWalker = document.createTreeWalker(document.body, NodeFilter.SHOW_ELEMENT);
let currentNode = treeWalker.currentNode;
while (currentNode) {
const shadowRoot = currentNode.shadowRoot;
if (shadowRoot) {
// Note that `ShadowRoot` doesn't support `getElementsByName`
// so we have to fall back to `querySelector`.
const result = shadowRoot.getElementById(target) || shadowRoot.querySelector(`[name="${target}"]`);
if (result) {
return result;
}
}
currentNode = treeWalker.nextNode();
}
}
return null;
}
/**
* Provides an empty implementation of the viewport scroller.
*/
export class NullViewportScroller {
/**
* Empty implementation
*/
setOffset(offset) { }
/**
* Empty implementation
*/
getScrollPosition() {
return [0, 0];
}
/**
* Empty implementation
*/
scrollToPosition(position) { }
/**
* Empty implementation
*/
scrollToAnchor(anchor) { }
/**
* Empty implementation
*/
setHistoryScrollRestoration(scrollRestoration) { }
}
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
/**
* A wrapper around the `XMLHttpRequest` constructor.
*
* @publicApi
*/
export class XhrFactory {
}
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
// This file is not used to build this module. It is only used during editing
// by the TypeScript language service and during build for verification. `ngc`
// replaces this file with production index.ts when it rewrites private symbol
// names.
export * from './public_api';
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
/**
* @module
* @description
* Entry point for all public APIs of this package.
*/
export * from './src/testing';
// This file only reexports content of the `src` folder. Keep it that way.
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import { EventEmitter, Injectable } from '@angular/core';
import { normalizeQueryParams } from '../../src/location/util';
import * as i0 from "@angular/core";
/**
* A spy for {@link Location} that allows tests to fire simulated location events.
*
* @publicApi
*/
export class SpyLocation {
constructor() {
this.urlChanges = [];
this._history = [new LocationState('', '', null)];
this._historyIndex = 0;
/** @internal */
this._subject = new EventEmitter();
/** @internal */
this._basePath = '';
/** @internal */
this._locationStrategy = null;
/** @internal */
this._urlChangeListeners = [];
/** @internal */
this._urlChangeSubscription = null;
}
ngOnDestroy() {
this._urlChangeSubscription?.unsubscribe();
this._urlChangeListeners = [];
}
setInitialPath(url) {
this._history[this._historyIndex].path = url;
}
setBaseHref(url) {
this._basePath = url;
}
path() {
return this._history[this._historyIndex].path;
}
getState() {
return this._history[this._historyIndex].state;
}
isCurrentPathEqualTo(path, query = '') {
const givenPath = path.endsWith('/') ? path.substring(0, path.length - 1) : path;
const currPath = this.path().endsWith('/') ? this.path().substring(0, this.path().length - 1) : this.path();
return currPath == givenPath + (query.length > 0 ? ('?' + query) : '');
}
simulateUrlPop(pathname) {
this._subject.emit({ 'url': pathname, 'pop': true, 'type': 'popstate' });
}
simulateHashChange(pathname) {
const path = this.prepareExternalUrl(pathname);
this.pushHistory(path, '', null);
this.urlChanges.push('hash: ' + pathname);
// the browser will automatically fire popstate event before each `hashchange` event, so we need
// to simulate it.
this._subject.emit({ 'url': pathname, 'pop': true, 'type': 'popstate' });
this._subject.emit({ 'url': pathname, 'pop': true, 'type': 'hashchange' });
}
prepareExternalUrl(url) {
if (url.length > 0 && !url.startsWith('/')) {
url = '/' + url;
}
return this._basePath + url;
}
go(path, query = '', state = null) {
path = this.prepareExternalUrl(path);
this.pushHistory(path, query, state);
const locationState = this._history[this._historyIndex - 1];
if (locationState.path == path && locationState.query == query) {
return;
}
const url = path + (query.length > 0 ? ('?' + query) : '');
this.urlChanges.push(url);
this._notifyUrlChangeListeners(path + normalizeQueryParams(query), state);
}
replaceState(path, query = '', state = null) {
path = this.prepareExternalUrl(path);
const history = this._history[this._historyIndex];
history.state = state;
if (history.path == path && history.query == query) {
return;
}
history.path = path;
history.query = query;
const url = path + (query.length > 0 ? ('?' + query) : '');
this.urlChanges.push('replace: ' + url);
this._notifyUrlChangeListeners(path + normalizeQueryParams(query), state);
}
forward() {
if (this._historyIndex < (this._history.length - 1)) {
this._historyIndex++;
this._subject.emit({ 'url': this.path(), 'state': this.getState(), 'pop': true, 'type': 'popstate' });
}
}
back() {
if (this._historyIndex > 0) {
this._historyIndex--;
this._subject.emit({ 'url': this.path(), 'state': this.getState(), 'pop': true, 'type': 'popstate' });
}
}
historyGo(relativePosition = 0) {
const nextPageIndex = this._historyIndex + relativePosition;
if (nextPageIndex >= 0 && nextPageIndex < this._history.length) {
this._historyIndex = nextPageIndex;
this._subject.emit({ 'url': this.path(), 'state': this.getState(), 'pop': true, 'type': 'popstate' });
}
}
onUrlChange(fn) {
this._urlChangeListeners.push(fn);
if (!this._urlChangeSubscription) {
this._urlChangeSubscription = this.subscribe(v => {
this._notifyUrlChangeListeners(v.url, v.state);
});
}
return () => {
const fnIndex = this._urlChangeListeners.indexOf(fn);
this._urlChangeListeners.splice(fnIndex, 1);
if (this._urlChangeListeners.length === 0) {
this._urlChangeSubscription?.unsubscribe();
this._urlChangeSubscription = null;
}
};
}
/** @internal */
_notifyUrlChangeListeners(url = '', state) {
this._urlChangeListeners.forEach(fn => fn(url, state));
}
subscribe(onNext, onThrow, onReturn) {
return this._subject.subscribe({ next: onNext, error: onThrow, complete: onReturn });
}
normalize(url) {
return null;
}
pushHistory(path, query, state) {
if (this._historyIndex > 0) {
this._history.splice(this._historyIndex + 1);
}
this._history.push(new LocationState(path, query, state));
this._historyIndex = this._history.length - 1;
}
}
SpyLocation.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: SpyLocation, deps: [], target: i0.ɵɵFactoryTarget.Injectable });
SpyLocation.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: SpyLocation });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: SpyLocation, decorators: [{
type: Injectable
}] });
class LocationState {
constructor(path, query, state) {
this.path = path;
this.query = query;
this.state = state;
}
}
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { LocationStrategy } from '@angular/common';
import { EventEmitter, Injectable } from '@angular/core';
import * as i0 from "@angular/core";
/**
* A mock implementation of {@link LocationStrategy} that allows tests to fire simulated
* location events.
*
* @publicApi
*/
export class MockLocationStrategy extends LocationStrategy {
constructor() {
super();
this.internalBaseHref = '/';
this.internalPath = '/';
this.internalTitle = '';
this.urlChanges = [];
/** @internal */
this._subject = new EventEmitter();
this.stateChanges = [];
}
simulatePopState(url) {
this.internalPath = url;
this._subject.emit(new _MockPopStateEvent(this.path()));
}
path(includeHash = false) {
return this.internalPath;
}
prepareExternalUrl(internal) {
if (internal.startsWith('/') && this.internalBaseHref.endsWith('/')) {
return this.internalBaseHref + internal.substring(1);
}
return this.internalBaseHref + internal;
}
pushState(ctx, title, path, query) {
// Add state change to changes array
this.stateChanges.push(ctx);
this.internalTitle = title;
const url = path + (query.length > 0 ? ('?' + query) : '');
this.internalPath = url;
const externalUrl = this.prepareExternalUrl(url);
this.urlChanges.push(externalUrl);
}
replaceState(ctx, title, path, query) {
// Reset the last index of stateChanges to the ctx (state) object
this.stateChanges[(this.stateChanges.length || 1) - 1] = ctx;
this.internalTitle = title;
const url = path + (query.length > 0 ? ('?' + query) : '');
this.internalPath = url;
const externalUrl = this.prepareExternalUrl(url);
this.urlChanges.push('replace: ' + externalUrl);
}
onPopState(fn) {
this._subject.subscribe({ next: fn });
}
getBaseHref() {
return this.internalBaseHref;
}
back() {
if (this.urlChanges.length > 0) {
this.urlChanges.pop();
this.stateChanges.pop();
const nextUrl = this.urlChanges.length > 0 ? this.urlChanges[this.urlChanges.length - 1] : '';
this.simulatePopState(nextUrl);
}
}
forward() {
throw 'not implemented';
}
getState() {
return this.stateChanges[(this.stateChanges.length || 1) - 1];
}
}
MockLocationStrategy.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: MockLocationStrategy, deps: [], target: i0.ɵɵFactoryTarget.Injectable });
MockLocationStrategy.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: MockLocationStrategy });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: MockLocationStrategy, decorators: [{
type: Injectable
}], ctorParameters: function () { return []; } });
class _MockPopStateEvent {
constructor(newUrl) {
this.newUrl = newUrl;
this.pop = true;
this.type = 'popstate';
}
}
//# 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import { Inject, Injectable, InjectionToken, Optional } from '@angular/core';
import { Subject } from 'rxjs';
import * as i0 from "@angular/core";
/**
* Parser from https://tools.ietf.org/html/rfc3986#appendix-B
* ^(([^:/?#]+):)?(//([^/?#]*))?([^?#]*)(\?([^#]*))?(#(.*))?
* 12 3 4 5 6 7 8 9
*
* Example: http://www.ics.uci.edu/pub/ietf/uri/#Related
*
* Results in:
*
* $1 = http:
* $2 = http
* $3 = //www.ics.uci.edu
* $4 = www.ics.uci.edu
* $5 = /pub/ietf/uri/
* $6 = <undefined>
* $7 = <undefined>
* $8 = #Related
* $9 = Related
*/
const urlParse = /^(([^:\/?#]+):)?(\/\/([^\/?#]*))?([^?#]*)(\?([^#]*))?(#(.*))?/;
function parseUrl(urlStr, baseHref) {
const verifyProtocol = /^((http[s]?|ftp):\/\/)/;
let serverBase;
// URL class requires full URL. If the URL string doesn't start with protocol, we need to add
// an arbitrary base URL which can be removed afterward.
if (!verifyProtocol.test(urlStr)) {
serverBase = 'http://empty.com/';
}
let parsedUrl;
try {
parsedUrl = new URL(urlStr, serverBase);
}
catch (e) {
const result = urlParse.exec(serverBase || '' + urlStr);
if (!result) {
throw new Error(`Invalid URL: ${urlStr} with base: ${baseHref}`);
}
const hostSplit = result[4].split(':');
parsedUrl = {
protocol: result[1],
hostname: hostSplit[0],
port: hostSplit[1] || '',
pathname: result[5],
search: result[6],
hash: result[8],
};
}
if (parsedUrl.pathname && parsedUrl.pathname.indexOf(baseHref) === 0) {
parsedUrl.pathname = parsedUrl.pathname.substring(baseHref.length);
}
return {
hostname: !serverBase && parsedUrl.hostname || '',
protocol: !serverBase && parsedUrl.protocol || '',
port: !serverBase && parsedUrl.port || '',
pathname: parsedUrl.pathname || '/',
search: parsedUrl.search || '',
hash: parsedUrl.hash || '',
};
}
/**
* Provider for mock platform location config
*
* @publicApi
*/
export const MOCK_PLATFORM_LOCATION_CONFIG = new InjectionToken('MOCK_PLATFORM_LOCATION_CONFIG');
/**
* Mock implementation of URL state.
*
* @publicApi
*/
export class MockPlatformLocation {
constructor(config) {
this.baseHref = '';
this.hashUpdate = new Subject();
this.popStateSubject = new Subject();
this.urlChangeIndex = 0;
this.urlChanges = [{ hostname: '', protocol: '', port: '', pathname: '/', search: '', hash: '', state: null }];
if (config) {
this.baseHref = config.appBaseHref || '';
const parsedChanges = this.parseChanges(null, config.startUrl || 'http://_empty_/', this.baseHref);
this.urlChanges[0] = { ...parsedChanges };
}
}
get hostname() {
return this.urlChanges[this.urlChangeIndex].hostname;
}
get protocol() {
return this.urlChanges[this.urlChangeIndex].protocol;
}
get port() {
return this.urlChanges[this.urlChangeIndex].port;
}
get pathname() {
return this.urlChanges[this.urlChangeIndex].pathname;
}
get search() {
return this.urlChanges[this.urlChangeIndex].search;
}
get hash() {
return this.urlChanges[this.urlChangeIndex].hash;
}
get state() {
return this.urlChanges[this.urlChangeIndex].state;
}
getBaseHrefFromDOM() {
return this.baseHref;
}
onPopState(fn) {
const subscription = this.popStateSubject.subscribe(fn);
return () => subscription.unsubscribe();
}
onHashChange(fn) {
const subscription = this.hashUpdate.subscribe(fn);
return () => subscription.unsubscribe();
}
get href() {
let url = `${this.protocol}//${this.hostname}${this.port ? ':' + this.port : ''}`;
url += `${this.pathname === '/' ? '' : this.pathname}${this.search}${this.hash}`;
return url;
}
get url() {
return `${this.pathname}${this.search}${this.hash}`;
}
parseChanges(state, url, baseHref = '') {
// When the `history.state` value is stored, it is always copied.
state = JSON.parse(JSON.stringify(state));
return { ...parseUrl(url, baseHref), state };
}
replaceState(state, title, newUrl) {
const { pathname, search, state: parsedState, hash } = this.parseChanges(state, newUrl);
this.urlChanges[this.urlChangeIndex] =
{ ...this.urlChanges[this.urlChangeIndex], pathname, search, hash, state: parsedState };
}
pushState(state, title, newUrl) {
const { pathname, search, state: parsedState, hash } = this.parseChanges(state, newUrl);
if (this.urlChangeIndex > 0) {
this.urlChanges.splice(this.urlChangeIndex + 1);
}
this.urlChanges.push({ ...this.urlChanges[this.urlChangeIndex], pathname, search, hash, state: parsedState });
this.urlChangeIndex = this.urlChanges.length - 1;
}
forward() {
const oldUrl = this.url;
const oldHash = this.hash;
if (this.urlChangeIndex < this.urlChanges.length) {
this.urlChangeIndex++;
}
this.emitEvents(oldHash, oldUrl);
}
back() {
const oldUrl = this.url;
const oldHash = this.hash;
if (this.urlChangeIndex > 0) {
this.urlChangeIndex--;
}
this.emitEvents(oldHash, oldUrl);
}
historyGo(relativePosition = 0) {
const oldUrl = this.url;
const oldHash = this.hash;
const nextPageIndex = this.urlChangeIndex + relativePosition;
if (nextPageIndex >= 0 && nextPageIndex < this.urlChanges.length) {
this.urlChangeIndex = nextPageIndex;
}
this.emitEvents(oldHash, oldUrl);
}
getState() {
return this.state;
}
/**
* Browsers are inconsistent in when they fire events and perform the state updates
* The most easiest thing to do in our mock is synchronous and that happens to match
* Firefox and Chrome, at least somewhat closely
*
* https://github.com/WICG/navigation-api#watching-for-navigations
* https://docs.google.com/document/d/1Pdve-DJ1JCGilj9Yqf5HxRJyBKSel5owgOvUJqTauwU/edit#heading=h.3ye4v71wsz94
* popstate is always sent before hashchange:
* https://developer.mozilla.org/en-US/docs/Web/API/Window/popstate_event#when_popstate_is_sent
*/
emitEvents(oldHash, oldUrl) {
this.popStateSubject.next({ type: 'popstate', state: this.getState(), oldUrl, newUrl: this.url });
if (oldHash !== this.hash) {
this.hashUpdate.next({ type: 'hashchange', state: null, oldUrl, newUrl: this.url });
}
}
}
MockPlatformLocation.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: MockPlatformLocation, deps: [{ token: MOCK_PLATFORM_LOCATION_CONFIG, optional: true }], target: i0.ɵɵFactoryTarget.Injectable });
MockPlatformLocation.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: MockPlatformLocation });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: MockPlatformLocation, decorators: [{
type: Injectable
}], ctorParameters: function () { return [{ type: undefined, decorators: [{
type: Inject,
args: [MOCK_PLATFORM_LOCATION_CONFIG]
}, {
type: Optional
}] }]; } });
//# 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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { Location, LocationStrategy } from '@angular/common';
import { SpyLocation } from './location_mock';
import { MockLocationStrategy } from './mock_location_strategy';
/**
* Returns mock providers for the `Location` and `LocationStrategy` classes.
* The mocks are helpful in tests to fire simulated location events.
*
* @publicApi
*/
export function provideLocationMocks() {
return [
{ provide: Location, useClass: SpyLocation },
{ provide: LocationStrategy, useClass: MockLocationStrategy },
];
}
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
/**
* @module
* @description
* Entry point for all public APIs of the common/testing package.
*/
export { SpyLocation } from './location_mock';
export { MockLocationStrategy } from './mock_location_strategy';
export { MOCK_PLATFORM_LOCATION_CONFIG, MockPlatformLocation } from './mock_platform_location';
export { provideLocationMocks } from './provide_location_mocks';
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/**
* Generated bundle index. Do not edit.
*/
export * from './index';
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
// This file is not used to build this module. It is only used during editing
// by the TypeScript language service and during build for verification. `ngc`
// replaces this file with production index.ts when it rewrites private symbol
// names.
export * from './public_api';
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
/**
* @module
* @description
* Entry point for all public APIs of this package.
*/
export * from './src/index';
// This file only reexports content of the `src` folder. Keep it that way.
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
export { $locationShim, $locationShimProvider } from './location_shim';
export { LOCATION_UPGRADE_CONFIGURATION, LocationUpgradeModule } from './location_upgrade_module';
export { AngularJSUrlCodec, UrlCodec } from './params';
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { ReplaySubject } from 'rxjs';
import { deepEqual, isAnchor, isPromise } from './utils';
const PATH_MATCH = /^([^?#]*)(\?([^#]*))?(#(.*))?$/;
const DOUBLE_SLASH_REGEX = /^\s*[\\/]{2,}/;
const IGNORE_URI_REGEXP = /^\s*(javascript|mailto):/i;
const DEFAULT_PORTS = {
'http:': 80,
'https:': 443,
'ftp:': 21
};
/**
* Location service that provides a drop-in replacement for the $location service
* provided in AngularJS.
*
* @see [Using the Angular Unified Location Service](guide/upgrade#using-the-unified-angular-location-service)
*
* @publicApi
*/
export class $locationShim {
constructor($injector, location, platformLocation, urlCodec, locationStrategy) {
this.location = location;
this.platformLocation = platformLocation;
this.urlCodec = urlCodec;
this.locationStrategy = locationStrategy;
this.initializing = true;
this.updateBrowser = false;
this.$$absUrl = '';
this.$$url = '';
this.$$host = '';
this.$$replace = false;
this.$$path = '';
this.$$search = '';
this.$$hash = '';
this.$$changeListeners = [];
this.cachedState = null;
this.urlChanges = new ReplaySubject(1);
this.lastBrowserUrl = '';
// This variable should be used *only* inside the cacheState function.
this.lastCachedState = null;
const initialUrl = this.browserUrl();
let parsedUrl = this.urlCodec.parse(initialUrl);
if (typeof parsedUrl === 'string') {
throw 'Invalid URL';
}
this.$$protocol = parsedUrl.protocol;
this.$$host = parsedUrl.hostname;
this.$$port = parseInt(parsedUrl.port) || DEFAULT_PORTS[parsedUrl.protocol] || null;
this.$$parseLinkUrl(initialUrl, initialUrl);
this.cacheState();
this.$$state = this.browserState();
this.location.onUrlChange((newUrl, newState) => {
this.urlChanges.next({ newUrl, newState });
});
if (isPromise($injector)) {
$injector.then($i => this.initialize($i));
}
else {
this.initialize($injector);
}
}
initialize($injector) {
const $rootScope = $injector.get('$rootScope');
const $rootElement = $injector.get('$rootElement');
$rootElement.on('click', (event) => {
if (event.ctrlKey || event.metaKey || event.shiftKey || event.which === 2 ||
event.button === 2) {
return;
}
let elm = event.target;
// traverse the DOM up to find first A tag
while (elm && elm.nodeName.toLowerCase() !== 'a') {
// ignore rewriting if no A tag (reached root element, or no parent - removed from document)
if (elm === $rootElement[0] || !(elm = elm.parentNode)) {
return;
}
}
if (!isAnchor(elm)) {
return;
}
const absHref = elm.href;
const relHref = elm.getAttribute('href');
// Ignore when url is started with javascript: or mailto:
if (IGNORE_URI_REGEXP.test(absHref)) {
return;
}
if (absHref && !elm.getAttribute('target') && !event.isDefaultPrevented()) {
if (this.$$parseLinkUrl(absHref, relHref)) {
// We do a preventDefault for all urls that are part of the AngularJS application,
// in html5mode and also without, so that we are able to abort navigation without
// getting double entries in the location history.
event.preventDefault();
// update location manually
if (this.absUrl() !== this.browserUrl()) {
$rootScope.$apply();
}
}
}
});
this.urlChanges.subscribe(({ newUrl, newState }) => {
const oldUrl = this.absUrl();
const oldState = this.$$state;
this.$$parse(newUrl);
newUrl = this.absUrl();
this.$$state = newState;
const defaultPrevented = $rootScope.$broadcast('$locationChangeStart', newUrl, oldUrl, newState, oldState)
.defaultPrevented;
// if the location was changed by a `$locationChangeStart` handler then stop
// processing this location change
if (this.absUrl() !== newUrl)
return;
// If default was prevented, set back to old state. This is the state that was locally
// cached in the $location service.
if (defaultPrevented) {
this.$$parse(oldUrl);
this.state(oldState);
this.setBrowserUrlWithFallback(oldUrl, false, oldState);
this.$$notifyChangeListeners(this.url(), this.$$state, oldUrl, oldState);
}
else {
this.initializing = false;
$rootScope.$broadcast('$locationChangeSuccess', newUrl, oldUrl, newState, oldState);
this.resetBrowserUpdate();
}
if (!$rootScope.$$phase) {
$rootScope.$digest();
}
});
// update browser
$rootScope.$watch(() => {
if (this.initializing || this.updateBrowser) {
this.updateBrowser = false;
const oldUrl = this.browserUrl();
const newUrl = this.absUrl();
const oldState = this.browserState();
let currentReplace = this.$$replace;
const urlOrStateChanged = !this.urlCodec.areEqual(oldUrl, newUrl) || oldState !== this.$$state;
// Fire location changes one time to on initialization. This must be done on the
// next tick (thus inside $evalAsync()) in order for listeners to be registered
// before the event fires. Mimicing behavior from $locationWatch:
// https://github.com/angular/angular.js/blob/master/src/ng/location.js#L983
if (this.initializing || urlOrStateChanged) {
this.initializing = false;
$rootScope.$evalAsync(() => {
// Get the new URL again since it could have changed due to async update
const newUrl = this.absUrl();
const defaultPrevented = $rootScope
.$broadcast('$locationChangeStart', newUrl, oldUrl, this.$$state, oldState)
.defaultPrevented;
// if the location was changed by a `$locationChangeStart` handler then stop
// processing this location change
if (this.absUrl() !== newUrl)
return;
if (defaultPrevented) {
this.$$parse(oldUrl);
this.$$state = oldState;
}
else {
// This block doesn't run when initializing because it's going to perform the update
// to the URL which shouldn't be needed when initializing.
if (urlOrStateChanged) {
this.setBrowserUrlWithFallback(newUrl, currentReplace, oldState === this.$$state ? null : this.$$state);
this.$$replace = false;
}
$rootScope.$broadcast('$locationChangeSuccess', newUrl, oldUrl, this.$$state, oldState);
if (urlOrStateChanged) {
this.$$notifyChangeListeners(this.url(), this.$$state, oldUrl, oldState);
}
}
});
}
}
this.$$replace = false;
});
}
resetBrowserUpdate() {
this.$$replace = false;
this.$$state = this.browserState();
this.updateBrowser = false;
this.lastBrowserUrl = this.browserUrl();
}
browserUrl(url, replace, state) {
// In modern browsers `history.state` is `null` by default; treating it separately
// from `undefined` would cause `$browser.url('/foo')` to change `history.state`
// to undefined via `pushState`. Instead, let's change `undefined` to `null` here.
if (typeof state === 'undefined') {
state = null;
}
// setter
if (url) {
let sameState = this.lastHistoryState === state;
// Normalize the inputted URL
url = this.urlCodec.parse(url).href;
// Don't change anything if previous and current URLs and states match.
if (this.lastBrowserUrl === url && sameState) {
return this;
}
this.lastBrowserUrl = url;
this.lastHistoryState = state;
// Remove server base from URL as the Angular APIs for updating URL require
// it to be the path+.
url = this.stripBaseUrl(this.getServerBase(), url) || url;
// Set the URL
if (replace) {
this.locationStrategy.replaceState(state, '', url, '');
}
else {
this.locationStrategy.pushState(state, '', url, '');
}
this.cacheState();
return this;
// getter
}
else {
return this.platformLocation.href;
}
}
cacheState() {
// This should be the only place in $browser where `history.state` is read.
this.cachedState = this.platformLocation.getState();
if (typeof this.cachedState === 'undefined') {
this.cachedState = null;
}
// Prevent callbacks fo fire twice if both hashchange & popstate were fired.
if (deepEqual(this.cachedState, this.lastCachedState)) {
this.cachedState = this.lastCachedState;
}
this.lastCachedState = this.cachedState;
this.lastHistoryState = this.cachedState;
}
/**
* This function emulates the $browser.state() function from AngularJS. It will cause
* history.state to be cached unless changed with deep equality check.
*/
browserState() {
return this.cachedState;
}
stripBaseUrl(base, url) {
if (url.startsWith(base)) {
return url.slice(base.length);
}
return undefined;
}
getServerBase() {
const { protocol, hostname, port } = this.platformLocation;
const baseHref = this.locationStrategy.getBaseHref();
let url = `${protocol}//${hostname}${port ? ':' + port : ''}${baseHref || '/'}`;
return url.endsWith('/') ? url : url + '/';
}
parseAppUrl(url) {
if (DOUBLE_SLASH_REGEX.test(url)) {
throw new Error(`Bad Path - URL cannot start with double slashes: ${url}`);
}
let prefixed = (url.charAt(0) !== '/');
if (prefixed) {
url = '/' + url;
}
let match = this.urlCodec.parse(url, this.getServerBase());
if (typeof match === 'string') {
throw new Error(`Bad URL - Cannot parse URL: ${url}`);
}
let path = prefixed && match.pathname.charAt(0) === '/' ? match.pathname.substring(1) : match.pathname;
this.$$path = this.urlCodec.decodePath(path);
this.$$search = this.urlCodec.decodeSearch(match.search);
this.$$hash = this.urlCodec.decodeHash(match.hash);
// make sure path starts with '/';
if (this.$$path && this.$$path.charAt(0) !== '/') {
this.$$path = '/' + this.$$path;
}
}
/**
* Registers listeners for URL changes. This API is used to catch updates performed by the
* AngularJS framework. These changes are a subset of the `$locationChangeStart` and
* `$locationChangeSuccess` events which fire when AngularJS updates its internally-referenced
* version of the browser URL.
*
* It's possible for `$locationChange` events to happen, but for the browser URL
* (window.location) to remain unchanged. This `onChange` callback will fire only when AngularJS
* actually updates the browser URL (window.location).
*
* @param fn The callback function that is triggered for the listener when the URL changes.
* @param err The callback function that is triggered when an error occurs.
*/
onChange(fn, err = (e) => { }) {
this.$$changeListeners.push([fn, err]);
}
/** @internal */
$$notifyChangeListeners(url = '', state, oldUrl = '', oldState) {
this.$$changeListeners.forEach(([fn, err]) => {
try {
fn(url, state, oldUrl, oldState);
}
catch (e) {
err(e);
}
});
}
/**
* Parses the provided URL, and sets the current URL to the parsed result.
*
* @param url The URL string.
*/
$$parse(url) {
let pathUrl;
if (url.startsWith('/')) {
pathUrl = url;
}
else {
// Remove protocol & hostname if URL starts with it
pathUrl = this.stripBaseUrl(this.getServerBase(), url);
}
if (typeof pathUrl === 'undefined') {
throw new Error(`Invalid url "${url}", missing path prefix "${this.getServerBase()}".`);
}
this.parseAppUrl(pathUrl);
if (!this.$$path) {
this.$$path = '/';
}
this.composeUrls();
}
/**
* Parses the provided URL and its relative URL.
*
* @param url The full URL string.
* @param relHref A URL string relative to the full URL string.
*/
$$parseLinkUrl(url, relHref) {
// When relHref is passed, it should be a hash and is handled separately
if (relHref && relHref[0] === '#') {
this.hash(relHref.slice(1));
return true;
}
let rewrittenUrl;
let appUrl = this.stripBaseUrl(this.getServerBase(), url);
if (typeof appUrl !== 'undefined') {
rewrittenUrl = this.getServerBase() + appUrl;
}
else if (this.getServerBase() === url + '/') {
rewrittenUrl = this.getServerBase();
}
// Set the URL
if (rewrittenUrl) {
this.$$parse(rewrittenUrl);
}
return !!rewrittenUrl;
}
setBrowserUrlWithFallback(url, replace, state) {
const oldUrl = this.url();
const oldState = this.$$state;
try {
this.browserUrl(url, replace, state);
// Make sure $location.state() returns referentially identical (not just deeply equal)
// state object; this makes possible quick checking if the state changed in the digest
// loop. Checking deep equality would be too expensive.
this.$$state = this.browserState();
}
catch (e) {
// Restore old values if pushState fails
this.url(oldUrl);
this.$$state = oldState;
throw e;
}
}
composeUrls() {
this.$$url = this.urlCodec.normalize(this.$$path, this.$$search, this.$$hash);
this.$$absUrl = this.getServerBase() + this.$$url.slice(1); // remove '/' from front of URL
this.updateBrowser = true;
}
/**
* Retrieves the full URL representation with all segments encoded according to
* rules specified in
* [RFC 3986](https://tools.ietf.org/html/rfc3986).
*
*
* ```js
* // given URL http://example.com/#/some/path?foo=bar&baz=xoxo
* let absUrl = $location.absUrl();
* // => "http://example.com/#/some/path?foo=bar&baz=xoxo"
* ```
*/
absUrl() {
return this.$$absUrl;
}
url(url) {
if (typeof url === 'string') {
if (!url.length) {
url = '/';
}
const match = PATH_MATCH.exec(url);
if (!match)
return this;
if (match[1] || url === '')
this.path(this.urlCodec.decodePath(match[1]));
if (match[2] || match[1] || url === '')
this.search(match[3] || '');
this.hash(match[5] || '');
// Chainable method
return this;
}
return this.$$url;
}
/**
* Retrieves the protocol of the current URL.
*
* ```js
* // given URL http://example.com/#/some/path?foo=bar&baz=xoxo
* let protocol = $location.protocol();
* // => "http"
* ```
*/
protocol() {
return this.$$protocol;
}
/**
* Retrieves the protocol of the current URL.
*
* In contrast to the non-AngularJS version `location.host` which returns `hostname:port`, this
* returns the `hostname` portion only.
*
*
* ```js
* // given URL http://example.com/#/some/path?foo=bar&baz=xoxo
* let host = $location.host();
* // => "example.com"
*
* // given URL http://user:password@example.com:8080/#/some/path?foo=bar&baz=xoxo
* host = $location.host();
* // => "example.com"
* host = location.host;
* // => "example.com:8080"
* ```
*/
host() {
return this.$$host;
}
/**
* Retrieves the port of the current URL.
*
* ```js
* // given URL http://example.com/#/some/path?foo=bar&baz=xoxo
* let port = $location.port();
* // => 80
* ```
*/
port() {
return this.$$port;
}
path(path) {
if (typeof path === 'undefined') {
return this.$$path;
}
// null path converts to empty string. Prepend with "/" if needed.
path = path !== null ? path.toString() : '';
path = path.charAt(0) === '/' ? path : '/' + path;
this.$$path = path;
this.composeUrls();
return this;
}
search(search, paramValue) {
switch (arguments.length) {
case 0:
return this.$$search;
case 1:
if (typeof search === 'string' || typeof search === 'number') {
this.$$search = this.urlCodec.decodeSearch(search.toString());
}
else if (typeof search === 'object' && search !== null) {
// Copy the object so it's never mutated
search = { ...search };
// remove object undefined or null properties
for (const key in search) {
if (search[key] == null)
delete search[key];
}
this.$$search = search;
}
else {
throw new Error('LocationProvider.search(): First argument must be a string or an object.');
}
break;
default:
if (typeof search === 'string') {
const currentSearch = this.search();
if (typeof paramValue === 'undefined' || paramValue === null) {
delete currentSearch[search];
return this.search(currentSearch);
}
else {
currentSearch[search] = paramValue;
return this.search(currentSearch);
}
}
}
this.composeUrls();
return this;
}
hash(hash) {
if (typeof hash === 'undefined') {
return this.$$hash;
}
this.$$hash = hash !== null ? hash.toString() : '';
this.composeUrls();
return this;
}
/**
* Changes to `$location` during the current `$digest` will replace the current
* history record, instead of adding a new one.
*/
replace() {
this.$$replace = true;
return this;
}
state(state) {
if (typeof state === 'undefined') {
return this.$$state;
}
this.$$state = state;
return this;
}
}
/**
* The factory function used to create an instance of the `$locationShim` in Angular,
* and provides an API-compatible `$locationProvider` for AngularJS.
*
* @publicApi
*/
export class $locationShimProvider {
constructor(ngUpgrade, location, platformLocation, urlCodec, locationStrategy) {
this.ngUpgrade = ngUpgrade;
this.location = location;
this.platformLocation = platformLocation;
this.urlCodec = urlCodec;
this.locationStrategy = locationStrategy;
}
/**
* Factory method that returns an instance of the $locationShim
*/
$get() {
return new $locationShim(this.ngUpgrade.$injector, this.location, this.platformLocation, this.urlCodec, this.locationStrategy);
}
/**
* Stub method used to keep API compatible with AngularJS. This setting is configured through
* the LocationUpgradeModule's `config` method in your Angular app.
*/
hashPrefix(prefix) {
throw new Error('Configure LocationUpgrade through LocationUpgradeModule.config method.');
}
/**
* Stub method used to keep API compatible with AngularJS. This setting is configured through
* the LocationUpgradeModule's `config` method in your Angular app.
*/
html5Mode(mode) {
throw new Error('Configure LocationUpgrade through LocationUpgradeModule.config method.');
}
}
//# 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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { APP_BASE_HREF, CommonModule, HashLocationStrategy, Location, LocationStrategy, PathLocationStrategy, PlatformLocation } from '@angular/common';
import { Inject, InjectionToken, NgModule, Optional } from '@angular/core';
import { UpgradeModule } from '@angular/upgrade/static';
import { $locationShim, $locationShimProvider } from './location_shim';
import { AngularJSUrlCodec, UrlCodec } from './params';
import * as i0 from "@angular/core";
/**
* A provider token used to configure the location upgrade module.
*
* @publicApi
*/
export const LOCATION_UPGRADE_CONFIGURATION = new InjectionToken('LOCATION_UPGRADE_CONFIGURATION');
const APP_BASE_HREF_RESOLVED = new InjectionToken('APP_BASE_HREF_RESOLVED');
/**
* `NgModule` used for providing and configuring Angular's Unified Location Service for upgrading.
*
* @see [Using the Unified Angular Location Service](guide/upgrade#using-the-unified-angular-location-service)
*
* @publicApi
*/
export class LocationUpgradeModule {
static config(config) {
return {
ngModule: LocationUpgradeModule,
providers: [
Location,
{
provide: $locationShim,
useFactory: provide$location,
deps: [UpgradeModule, Location, PlatformLocation, UrlCodec, LocationStrategy]
},
{ provide: LOCATION_UPGRADE_CONFIGURATION, useValue: config ? config : {} },
{ provide: UrlCodec, useFactory: provideUrlCodec, deps: [LOCATION_UPGRADE_CONFIGURATION] },
{
provide: APP_BASE_HREF_RESOLVED,
useFactory: provideAppBaseHref,
deps: [LOCATION_UPGRADE_CONFIGURATION, [new Inject(APP_BASE_HREF), new Optional()]]
},
{
provide: LocationStrategy,
useFactory: provideLocationStrategy,
deps: [
PlatformLocation,
APP_BASE_HREF_RESOLVED,
LOCATION_UPGRADE_CONFIGURATION,
]
},
],
};
}
}
LocationUpgradeModule.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: LocationUpgradeModule, deps: [], target: i0.ɵɵFactoryTarget.NgModule });
LocationUpgradeModule.ɵmod = i0.ɵɵngDeclareNgModule({ minVersion: "14.0.0", version: "15.0.4", ngImport: i0, type: LocationUpgradeModule, imports: [CommonModule] });
LocationUpgradeModule.ɵinj = i0.ɵɵngDeclareInjector({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: LocationUpgradeModule, imports: [CommonModule] });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.0.4", ngImport: i0, type: LocationUpgradeModule, decorators: [{
type: NgModule,
args: [{ imports: [CommonModule] }]
}] });
export function provideAppBaseHref(config, appBaseHref) {
if (config && config.appBaseHref != null) {
return config.appBaseHref;
}
else if (appBaseHref != null) {
return appBaseHref;
}
return '';
}
export function provideUrlCodec(config) {
const codec = config && config.urlCodec || AngularJSUrlCodec;
return new codec();
}
export function provideLocationStrategy(platformLocation, baseHref, options = {}) {
return options.useHash ? new HashLocationStrategy(platformLocation, baseHref) :
new PathLocationStrategy(platformLocation, baseHref);
}
export function provide$location(ngUpgrade, location, platformLocation, urlCodec, locationStrategy) {
const $locationProvider = new $locationShimProvider(ngUpgrade, location, platformLocation, urlCodec, locationStrategy);
return $locationProvider.$get();
}
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
/**
* A codec for encoding and decoding URL parts.
*
* @publicApi
**/
export class UrlCodec {
}
/**
* A `UrlCodec` that uses logic from AngularJS to serialize and parse URLs
* and URL parameters.
*
* @publicApi
*/
export class AngularJSUrlCodec {
// https://github.com/angular/angular.js/blob/864c7f0/src/ng/location.js#L15
encodePath(path) {
const segments = path.split('/');
let i = segments.length;
while (i--) {
// decode forward slashes to prevent them from being double encoded
segments[i] = encodeUriSegment(segments[i].replace(/%2F/g, '/'));
}
path = segments.join('/');
return _stripIndexHtml((path && path[0] !== '/' && '/' || '') + path);
}
// https://github.com/angular/angular.js/blob/864c7f0/src/ng/location.js#L42
encodeSearch(search) {
if (typeof search === 'string') {
search = parseKeyValue(search);
}
search = toKeyValue(search);
return search ? '?' + search : '';
}
// https://github.com/angular/angular.js/blob/864c7f0/src/ng/location.js#L44
encodeHash(hash) {
hash = encodeUriSegment(hash);
return hash ? '#' + hash : '';
}
// https://github.com/angular/angular.js/blob/864c7f0/src/ng/location.js#L27
decodePath(path, html5Mode = true) {
const segments = path.split('/');
let i = segments.length;
while (i--) {
segments[i] = decodeURIComponent(segments[i]);
if (html5Mode) {
// encode forward slashes to prevent them from being mistaken for path separators
segments[i] = segments[i].replace(/\//g, '%2F');
}
}
return segments.join('/');
}
// https://github.com/angular/angular.js/blob/864c7f0/src/ng/location.js#L72
decodeSearch(search) {
return parseKeyValue(search);
}
// https://github.com/angular/angular.js/blob/864c7f0/src/ng/location.js#L73
decodeHash(hash) {
hash = decodeURIComponent(hash);
return hash[0] === '#' ? hash.substring(1) : hash;
}
normalize(pathOrHref, search, hash, baseUrl) {
if (arguments.length === 1) {
const parsed = this.parse(pathOrHref, baseUrl);
if (typeof parsed === 'string') {
return parsed;
}
const serverUrl = `${parsed.protocol}://${parsed.hostname}${parsed.port ? ':' + parsed.port : ''}`;
return this.normalize(this.decodePath(parsed.pathname), this.decodeSearch(parsed.search), this.decodeHash(parsed.hash), serverUrl);
}
else {
const encPath = this.encodePath(pathOrHref);
const encSearch = search && this.encodeSearch(search) || '';
const encHash = hash && this.encodeHash(hash) || '';
let joinedPath = (baseUrl || '') + encPath;
if (!joinedPath.length || joinedPath[0] !== '/') {
joinedPath = '/' + joinedPath;
}
return joinedPath + encSearch + encHash;
}
}
areEqual(valA, valB) {
return this.normalize(valA) === this.normalize(valB);
}
// https://github.com/angular/angular.js/blob/864c7f0/src/ng/urlUtils.js#L60
parse(url, base) {
try {
// Safari 12 throws an error when the URL constructor is called with an undefined base.
const parsed = !base ? new URL(url) : new URL(url, base);
return {
href: parsed.href,
protocol: parsed.protocol ? parsed.protocol.replace(/:$/, '') : '',
host: parsed.host,
search: parsed.search ? parsed.search.replace(/^\?/, '') : '',
hash: parsed.hash ? parsed.hash.replace(/^#/, '') : '',
hostname: parsed.hostname,
port: parsed.port,
pathname: (parsed.pathname.charAt(0) === '/') ? parsed.pathname : '/' + parsed.pathname
};
}
catch (e) {
throw new Error(`Invalid URL (${url}) with base (${base})`);
}
}
}
function _stripIndexHtml(url) {
return url.replace(/\/index.html$/, '');
}
/**
* Tries to decode the URI component without throwing an exception.
*
* @param str value potential URI component to check.
* @returns the decoded URI if it can be decoded or else `undefined`.
*/
function tryDecodeURIComponent(value) {
try {
return decodeURIComponent(value);
}
catch (e) {
// Ignore any invalid uri component.
return undefined;
}
}
/**
* Parses an escaped url query string into key-value pairs. Logic taken from
* https://github.com/angular/angular.js/blob/864c7f0/src/Angular.js#L1382
*/
function parseKeyValue(keyValue) {
const obj = {};
(keyValue || '').split('&').forEach((keyValue) => {
let splitPoint, key, val;
if (keyValue) {
key = keyValue = keyValue.replace(/\+/g, '%20');
splitPoint = keyValue.indexOf('=');
if (splitPoint !== -1) {
key = keyValue.substring(0, splitPoint);
val = keyValue.substring(splitPoint + 1);
}
key = tryDecodeURIComponent(key);
if (typeof key !== 'undefined') {
val = typeof val !== 'undefined' ? tryDecodeURIComponent(val) : true;
if (!obj.hasOwnProperty(key)) {
obj[key] = val;
}
else if (Array.isArray(obj[key])) {
obj[key].push(val);
}
else {
obj[key] = [obj[key], val];
}
}
}
});
return obj;
}
/**
* Serializes into key-value pairs. Logic taken from
* https://github.com/angular/angular.js/blob/864c7f0/src/Angular.js#L1409
*/
function toKeyValue(obj) {
const parts = [];
for (const key in obj) {
let value = obj[key];
if (Array.isArray(value)) {
value.forEach((arrayValue) => {
parts.push(encodeUriQuery(key, true) +
(arrayValue === true ? '' : '=' + encodeUriQuery(arrayValue, true)));
});
}
else {
parts.push(encodeUriQuery(key, true) +
(value === true ? '' : '=' + encodeUriQuery(value, true)));
}
}
return parts.length ? parts.join('&') : '';
}
/**
* We need our custom method because encodeURIComponent is too aggressive and doesn't follow
* https://tools.ietf.org/html/rfc3986 with regards to the character set (pchar) allowed in path
* segments:
* segment = *pchar
* pchar = unreserved / pct-encoded / sub-delims / ":" / "@"
* pct-encoded = "%" HEXDIG HEXDIG
* unreserved = ALPHA / DIGIT / "-" / "." / "_" / "~"
* sub-delims = "!" / "$" / "&" / "'" / "(" / ")"
* / "*" / "+" / "," / ";" / "="
*
* Logic from https://github.com/angular/angular.js/blob/864c7f0/src/Angular.js#L1437
*/
function encodeUriSegment(val) {
return encodeUriQuery(val, true).replace(/%26/g, '&').replace(/%3D/gi, '=').replace(/%2B/gi, '+');
}
/**
* This method is intended for encoding *key* or *value* parts of query component. We need a custom
* method because encodeURIComponent is too aggressive and encodes stuff that doesn't have to be
* encoded per https://tools.ietf.org/html/rfc3986:
* query = *( pchar / "/" / "?" )
* pchar = unreserved / pct-encoded / sub-delims / ":" / "@"
* unreserved = ALPHA / DIGIT / "-" / "." / "_" / "~"
* pct-encoded = "%" HEXDIG HEXDIG
* sub-delims = "!" / "$" / "&" / "'" / "(" / ")"
* / "*" / "+" / "," / ";" / "="
*
* Logic from https://github.com/angular/angular.js/blob/864c7f0/src/Angular.js#L1456
*/
function encodeUriQuery(val, pctEncodeSpaces = false) {
return encodeURIComponent(val)
.replace(/%40/g, '@')
.replace(/%3A/gi, ':')
.replace(/%24/g, '$')
.replace(/%2C/gi, ',')
.replace(/%3B/gi, ';')
.replace(/%20/g, (pctEncodeSpaces ? '%20' : '+'));
}
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sourceMappingURL=data:application/json;base64,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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
export function stripPrefix(val, prefix) {
return val.startsWith(prefix) ? val.substring(prefix.length) : val;
}
export function deepEqual(a, b) {
if (a === b) {
return true;
}
else if (!a || !b) {
return false;
}
else {
try {
if ((a.prototype !== b.prototype) || (Array.isArray(a) && Array.isArray(b))) {
return false;
}
return JSON.stringify(a) === JSON.stringify(b);
}
catch (e) {
return false;
}
}
}
export function isAnchor(el) {
return el.href !== undefined;
}
export function isPromise(obj) {
// allow any Promise/A+ compliant thenable.
// It's up to the caller to ensure that obj.then conforms to the spec
return !!obj && typeof obj.then === 'function';
}
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