Changing front

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ewandor committed 2023-01-16 17:49:38 +01:00
1 parent 0b8a93b256
commit 4fe4be7730
48586 files changed
+4725790 -17464

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@@ -0,0 +1,138 @@
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.buildDecoratedClass = buildDecoratedClass;
exports.hasDecorators = hasDecorators;
exports.hasOwnDecorators = hasOwnDecorators;
var _core = require("@babel/core");
var _helperReplaceSupers = require("@babel/helper-replace-supers");
var _helperFunctionName = require("@babel/helper-function-name");
function hasOwnDecorators(node) {
return !!(node.decorators && node.decorators.length);
}
function hasDecorators(node) {
return hasOwnDecorators(node) || node.body.body.some(hasOwnDecorators);
}
function prop(key, value) {
if (!value) return null;
return _core.types.objectProperty(_core.types.identifier(key), value);
}
function method(key, body) {
return _core.types.objectMethod("method", _core.types.identifier(key), [], _core.types.blockStatement(body));
}
function takeDecorators(node) {
let result;
if (node.decorators && node.decorators.length > 0) {
result = _core.types.arrayExpression(node.decorators.map(decorator => decorator.expression));
}
node.decorators = undefined;
return result;
}
function getKey(node) {
if (node.computed) {
return node.key;
} else if (_core.types.isIdentifier(node.key)) {
return _core.types.stringLiteral(node.key.name);
} else {
return _core.types.stringLiteral(String(
node.key.value));
}
}
function extractElementDescriptor(file, classRef, superRef, path) {
const isMethod = path.isClassMethod();
if (path.isPrivate()) {
throw path.buildCodeFrameError(`Private ${isMethod ? "methods" : "fields"} in decorated classes are not supported yet.`);
}
if (path.node.type === "ClassAccessorProperty") {
throw path.buildCodeFrameError(`Accessor properties are not supported in 2018-09 decorator transform, please specify { "version": "2021-12" } instead.`);
}
if (path.node.type === "StaticBlock") {
throw path.buildCodeFrameError(`Static blocks are not supported in 2018-09 decorator transform, please specify { "version": "2021-12" } instead.`);
}
const {
node,
scope
} = path;
if (!path.isTSDeclareMethod()) {
new _helperReplaceSupers.default({
methodPath: path,
objectRef: classRef,
superRef,
file,
refToPreserve: classRef
}).replace();
}
const properties = [prop("kind", _core.types.stringLiteral(_core.types.isClassMethod(node) ? node.kind : "field")), prop("decorators", takeDecorators(node)), prop("static", node.static && _core.types.booleanLiteral(true)), prop("key", getKey(node))].filter(Boolean);
if (_core.types.isClassMethod(node)) {
const id = node.computed ? null : node.key;
const transformed = _core.types.toExpression(node);
properties.push(prop("value", (0, _helperFunctionName.default)({
node: transformed,
id,
scope
}) || transformed));
} else if (_core.types.isClassProperty(node) && node.value) {
properties.push(method("value", _core.template.statements.ast`return ${node.value}`));
} else {
properties.push(prop("value", scope.buildUndefinedNode()));
}
path.remove();
return _core.types.objectExpression(properties);
}
function addDecorateHelper(file) {
return file.addHelper("decorate");
}
function buildDecoratedClass(ref, path, elements, file) {
const {
node,
scope
} = path;
const initializeId = scope.generateUidIdentifier("initialize");
const isDeclaration = node.id && path.isDeclaration();
const isStrict = path.isInStrictMode();
const {
superClass
} = node;
node.type = "ClassDeclaration";
if (!node.id) node.id = _core.types.cloneNode(ref);
let superId;
if (superClass) {
superId = scope.generateUidIdentifierBasedOnNode(node.superClass, "super");
node.superClass = superId;
}
const classDecorators = takeDecorators(node);
const definitions = _core.types.arrayExpression(elements.filter(element =>
!element.node.abstract && element.node.type !== "TSIndexSignature").map(path => extractElementDescriptor(file, node.id, superId,
path)));
const wrapperCall = _core.template.expression.ast`
${addDecorateHelper(file)}(
${classDecorators || _core.types.nullLiteral()},
function (${initializeId}, ${superClass ? _core.types.cloneNode(superId) : null}) {
${node}
return { F: ${_core.types.cloneNode(node.id)}, d: ${definitions} };
},
${superClass}
)
`;
if (!isStrict) {
wrapperCall.arguments[1].body.directives.push(_core.types.directive(_core.types.directiveLiteral("use strict")));
}
let replacement = wrapperCall;
let classPathDesc = "arguments.1.body.body.0";
if (isDeclaration) {
replacement = _core.template.statement.ast`let ${ref} = ${wrapperCall}`;
classPathDesc = "declarations.0.init." + classPathDesc;
}
return {
instanceNodes: [_core.template.statement.ast`${_core.types.cloneNode(initializeId)}(this)`],
wrapClass(path) {
path.replaceWith(replacement);
return path.get(classPathDesc);
}
};
}
//# sourceMappingURL=decorators.js.map
@@ -0,0 +1 @@
{"version":3,"names":["hasOwnDecorators","node","decorators","length","hasDecorators","body","some","prop","key","value","t","objectProperty","identifier","method","objectMethod","blockStatement","takeDecorators","result","arrayExpression","map","decorator","expression","undefined","getKey","computed","isIdentifier","stringLiteral","name","String","extractElementDescriptor","file","classRef","superRef","path","isMethod","isClassMethod","isPrivate","buildCodeFrameError","type","scope","isTSDeclareMethod","ReplaceSupers","methodPath","objectRef","refToPreserve","replace","properties","kind","static","booleanLiteral","filter","Boolean","id","transformed","toExpression","push","nameFunction","isClassProperty","template","statements","ast","buildUndefinedNode","remove","objectExpression","addDecorateHelper","addHelper","buildDecoratedClass","ref","elements","initializeId","generateUidIdentifier","isDeclaration","isStrict","isInStrictMode","superClass","cloneNode","superId","generateUidIdentifierBasedOnNode","classDecorators","definitions","element","abstract","wrapperCall","nullLiteral","arguments","directives","directive","directiveLiteral","replacement","classPathDesc","statement","instanceNodes","wrapClass","replaceWith","get"],"sources":["../src/decorators.ts"],"sourcesContent":["// TODO(Babel 8): Remove this file\n\nimport { types as t, template } from \"@babel/core\";\nimport type { File } from \"@babel/core\";\nimport type { NodePath } from \"@babel/traverse\";\nimport ReplaceSupers from \"@babel/helper-replace-supers\";\nimport nameFunction from \"@babel/helper-function-name\";\n\ntype Decorable = Extract<t.Node, { decorators?: t.Decorator[] | null }>;\n\nexport function hasOwnDecorators(node: t.Node) {\n // @ts-expect-error(flow->ts) TODO: maybe we could add t.isDecoratable to make ts happy\n return !!(node.decorators && node.decorators.length);\n}\n\nexport function hasDecorators(node: t.Class) {\n return hasOwnDecorators(node) || node.body.body.some(hasOwnDecorators);\n}\n\nfunction prop(key: string, value?: t.Expression) {\n if (!value) return null;\n return t.objectProperty(t.identifier(key), value);\n}\n\nfunction method(key: string, body: t.Statement[]) {\n return t.objectMethod(\n \"method\",\n t.identifier(key),\n [],\n t.blockStatement(body),\n );\n}\n\nfunction takeDecorators(node: Decorable) {\n let result: t.ArrayExpression | undefined;\n if (node.decorators && node.decorators.length > 0) {\n result = t.arrayExpression(\n node.decorators.map(decorator => decorator.expression),\n );\n }\n node.decorators = undefined;\n return result;\n}\n\ntype AcceptedElement = Exclude<ClassElement, t.TSIndexSignature>;\ntype SupportedElement = Exclude<\n AcceptedElement,\n | t.ClassPrivateMethod\n | t.ClassPrivateProperty\n | t.ClassAccessorProperty\n | t.StaticBlock\n>;\n\nfunction getKey(node: SupportedElement) {\n if (node.computed) {\n return node.key;\n } else if (t.isIdentifier(node.key)) {\n return t.stringLiteral(node.key.name);\n } else {\n return t.stringLiteral(\n String(\n // A non-identifier non-computed key\n (node.key as t.StringLiteral | t.NumericLiteral | t.BigIntLiteral)\n .value,\n ),\n );\n }\n}\n\nfunction extractElementDescriptor(\n file: File,\n classRef: t.Identifier,\n superRef: t.Identifier,\n path: NodePath<AcceptedElement>,\n) {\n const isMethod = path.isClassMethod();\n if (path.isPrivate()) {\n throw path.buildCodeFrameError(\n `Private ${\n isMethod ? \"methods\" : \"fields\"\n } in decorated classes are not supported yet.`,\n );\n }\n if (path.node.type === \"ClassAccessorProperty\") {\n throw path.buildCodeFrameError(\n `Accessor properties are not supported in 2018-09 decorator transform, please specify { \"version\": \"2021-12\" } instead.`,\n );\n }\n if (path.node.type === \"StaticBlock\") {\n throw path.buildCodeFrameError(\n `Static blocks are not supported in 2018-09 decorator transform, please specify { \"version\": \"2021-12\" } instead.`,\n );\n }\n\n const { node, scope } = path as NodePath<SupportedElement>;\n\n if (!path.isTSDeclareMethod()) {\n new ReplaceSupers({\n methodPath: path as NodePath<\n Exclude<SupportedElement, t.TSDeclareMethod>\n >,\n objectRef: classRef,\n superRef,\n file,\n refToPreserve: classRef,\n }).replace();\n }\n\n const properties: t.ObjectExpression[\"properties\"] = [\n prop(\"kind\", t.stringLiteral(t.isClassMethod(node) ? node.kind : \"field\")),\n prop(\"decorators\", takeDecorators(node as Decorable)),\n prop(\"static\", node.static && t.booleanLiteral(true)),\n prop(\"key\", getKey(node)),\n ].filter(Boolean);\n\n if (t.isClassMethod(node)) {\n const id = node.computed\n ? null\n : (node.key as\n | t.Identifier\n | t.StringLiteral\n | t.NumericLiteral\n | t.BigIntLiteral);\n Line truncated
@@ -0,0 +1,130 @@
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.FEATURES = void 0;
exports.enableFeature = enableFeature;
exports.isLoose = isLoose;
exports.shouldTransform = shouldTransform;
var _decorators = require("./decorators");
const FEATURES = Object.freeze({
fields: 1 << 1,
privateMethods: 1 << 2,
decorators: 1 << 3,
privateIn: 1 << 4,
staticBlocks: 1 << 5
});
exports.FEATURES = FEATURES;
const featuresSameLoose = new Map([[FEATURES.fields, "@babel/plugin-proposal-class-properties"], [FEATURES.privateMethods, "@babel/plugin-proposal-private-methods"], [FEATURES.privateIn, "@babel/plugin-proposal-private-property-in-object"]]);
const featuresKey = "@babel/plugin-class-features/featuresKey";
const looseKey = "@babel/plugin-class-features/looseKey";
const looseLowPriorityKey = "@babel/plugin-class-features/looseLowPriorityKey/#__internal__@babel/preset-env__please-overwrite-loose-instead-of-throwing";
function enableFeature(file, feature, loose) {
if (!hasFeature(file, feature) || canIgnoreLoose(file, feature)) {
file.set(featuresKey, file.get(featuresKey) | feature);
if (
loose === "#__internal__@babel/preset-env__prefer-true-but-false-is-ok-if-it-prevents-an-error") {
setLoose(file, feature, true);
file.set(looseLowPriorityKey, file.get(looseLowPriorityKey) | feature);
} else if (
loose === "#__internal__@babel/preset-env__prefer-false-but-true-is-ok-if-it-prevents-an-error") {
setLoose(file, feature, false);
file.set(looseLowPriorityKey, file.get(looseLowPriorityKey) | feature);
} else {
setLoose(file, feature, loose);
}
}
let resolvedLoose;
let higherPriorityPluginName;
for (const [mask, name] of featuresSameLoose) {
if (!hasFeature(file, mask)) continue;
const loose = isLoose(file, mask);
if (canIgnoreLoose(file, mask)) {
continue;
} else if (resolvedLoose === !loose) {
throw new Error("'loose' mode configuration must be the same for @babel/plugin-proposal-class-properties, " + "@babel/plugin-proposal-private-methods and " + "@babel/plugin-proposal-private-property-in-object (when they are enabled).");
} else {
resolvedLoose = loose;
higherPriorityPluginName = name;
}
}
if (resolvedLoose !== undefined) {
for (const [mask, name] of featuresSameLoose) {
if (hasFeature(file, mask) && isLoose(file, mask) !== resolvedLoose) {
setLoose(file, mask, resolvedLoose);
console.warn(`Though the "loose" option was set to "${!resolvedLoose}" in your @babel/preset-env ` + `config, it will not be used for ${name} since the "loose" mode option was set to ` + `"${resolvedLoose}" for ${higherPriorityPluginName}.\nThe "loose" option must be the ` + `same for @babel/plugin-proposal-class-properties, @babel/plugin-proposal-private-methods ` + `and @babel/plugin-proposal-private-property-in-object (when they are enabled): you can ` + `silence this warning by explicitly adding\n` + `\t["${name}", { "loose": ${resolvedLoose} }]\n` + `to the "plugins" section of your Babel config.`);
}
}
}
}
function hasFeature(file, feature) {
return !!(file.get(featuresKey) & feature);
}
function isLoose(file, feature) {
return !!(file.get(looseKey) & feature);
}
function setLoose(file, feature, loose) {
if (loose) file.set(looseKey, file.get(looseKey) | feature);else file.set(looseKey, file.get(looseKey) & ~feature);
file.set(looseLowPriorityKey, file.get(looseLowPriorityKey) & ~feature);
}
function canIgnoreLoose(file, feature) {
return !!(file.get(looseLowPriorityKey) & feature);
}
function shouldTransform(path, file) {
let decoratorPath = null;
let publicFieldPath = null;
let privateFieldPath = null;
let privateMethodPath = null;
let staticBlockPath = null;
if ((0, _decorators.hasOwnDecorators)(path.node)) {
decoratorPath = path.get("decorators.0");
}
for (const el of path.get("body.body")) {
if (!decoratorPath && (0, _decorators.hasOwnDecorators)(el.node)) {
decoratorPath = el.get("decorators.0");
}
if (!publicFieldPath && el.isClassProperty()) {
publicFieldPath = el;
}
if (!privateFieldPath && el.isClassPrivateProperty()) {
privateFieldPath = el;
}
if (!privateMethodPath && el.isClassPrivateMethod != null && el.isClassPrivateMethod()) {
privateMethodPath = el;
}
if (!staticBlockPath && el.isStaticBlock != null && el.isStaticBlock()) {
staticBlockPath = el;
}
}
if (decoratorPath && privateFieldPath) {
throw privateFieldPath.buildCodeFrameError("Private fields in decorated classes are not supported yet.");
}
if (decoratorPath && privateMethodPath) {
throw privateMethodPath.buildCodeFrameError("Private methods in decorated classes are not supported yet.");
}
if (decoratorPath && !hasFeature(file, FEATURES.decorators)) {
throw path.buildCodeFrameError("Decorators are not enabled." + "\nIf you are using " + '["@babel/plugin-proposal-decorators", { "version": "legacy" }], ' + 'make sure it comes *before* "@babel/plugin-proposal-class-properties" ' + "and enable loose mode, like so:\n" + '\t["@babel/plugin-proposal-decorators", { "version": "legacy" }]\n' + '\t["@babel/plugin-proposal-class-properties", { "loose": true }]');
}
if (privateMethodPath && !hasFeature(file, FEATURES.privateMethods)) {
throw privateMethodPath.buildCodeFrameError("Class private methods are not enabled. " + "Please add `@babel/plugin-proposal-private-methods` to your configuration.");
}
if ((publicFieldPath || privateFieldPath) && !hasFeature(file, FEATURES.fields) &&
!hasFeature(file, FEATURES.privateMethods)) {
throw path.buildCodeFrameError("Class fields are not enabled. " + "Please add `@babel/plugin-proposal-class-properties` to your configuration.");
}
if (staticBlockPath && !hasFeature(file, FEATURES.staticBlocks)) {
throw path.buildCodeFrameError("Static class blocks are not enabled. " + "Please add `@babel/plugin-proposal-class-static-block` to your configuration.");
}
if (decoratorPath || privateMethodPath || staticBlockPath) {
return true;
}
if ((publicFieldPath || privateFieldPath) && hasFeature(file, FEATURES.fields)) {
return true;
}
return false;
}
//# sourceMappingURL=features.js.map
@@ -0,0 +1 @@
{"version":3,"names":["FEATURES","Object","freeze","fields","privateMethods","decorators","privateIn","staticBlocks","featuresSameLoose","Map","featuresKey","looseKey","looseLowPriorityKey","enableFeature","file","feature","loose","hasFeature","canIgnoreLoose","set","get","setLoose","resolvedLoose","higherPriorityPluginName","mask","name","isLoose","Error","undefined","console","warn","shouldTransform","path","decoratorPath","publicFieldPath","privateFieldPath","privateMethodPath","staticBlockPath","hasOwnDecorators","node","el","isClassProperty","isClassPrivateProperty","isClassPrivateMethod","isStaticBlock","buildCodeFrameError"],"sources":["../src/features.ts"],"sourcesContent":["import type { File, types as t } from \"@babel/core\";\nimport type { NodePath } from \"@babel/traverse\";\nimport { hasOwnDecorators } from \"./decorators\";\n\nexport const FEATURES = Object.freeze({\n //classes: 1 << 0,\n fields: 1 << 1,\n privateMethods: 1 << 2,\n // TODO(Babel 8): Remove this\n decorators: 1 << 3,\n privateIn: 1 << 4,\n staticBlocks: 1 << 5,\n});\n\nconst featuresSameLoose = new Map([\n [FEATURES.fields, \"@babel/plugin-proposal-class-properties\"],\n [FEATURES.privateMethods, \"@babel/plugin-proposal-private-methods\"],\n [FEATURES.privateIn, \"@babel/plugin-proposal-private-property-in-object\"],\n]);\n\n// We can't use a symbol because this needs to always be the same, even if\n// this package isn't deduped by npm. e.g.\n// - node_modules/\n// - @babel/plugin-class-features\n// - @babel/plugin-proposal-decorators\n// - node_modules\n// - @babel-plugin-class-features\nconst featuresKey = \"@babel/plugin-class-features/featuresKey\";\nconst looseKey = \"@babel/plugin-class-features/looseKey\";\n\n// See https://github.com/babel/babel/issues/11622.\n// Since preset-env sets loose for the fields and private methods plugins, it can\n// cause conflicts with the loose mode set by an explicit plugin in the config.\n// To solve this problem, we ignore preset-env's loose mode if another plugin\n// explicitly sets it\n// The code to handle this logic doesn't check that \"low priority loose\" is always\n// the same. However, it is only set by the preset and not directly by users:\n// unless someone _wants_ to break it, it shouldn't be a problem.\nconst looseLowPriorityKey =\n \"@babel/plugin-class-features/looseLowPriorityKey/#__internal__@babel/preset-env__please-overwrite-loose-instead-of-throwing\";\n\nexport function enableFeature(file: File, feature: number, loose: boolean) {\n // We can't blindly enable the feature because, if it was already set,\n // \"loose\" can't be changed, so that\n // @babel/plugin-class-properties { loose: true }\n // @babel/plugin-class-properties { loose: false }\n // is transformed in loose mode.\n // We only enabled the feature if it was previously disabled.\n if (!hasFeature(file, feature) || canIgnoreLoose(file, feature)) {\n file.set(featuresKey, file.get(featuresKey) | feature);\n if (\n // @ts-expect-error comparing loose with internal private magic string\n loose ===\n \"#__internal__@babel/preset-env__prefer-true-but-false-is-ok-if-it-prevents-an-error\"\n ) {\n setLoose(file, feature, true);\n file.set(looseLowPriorityKey, file.get(looseLowPriorityKey) | feature);\n } else if (\n // @ts-expect-error comparing loose with internal private magic string\n loose ===\n \"#__internal__@babel/preset-env__prefer-false-but-true-is-ok-if-it-prevents-an-error\"\n ) {\n setLoose(file, feature, false);\n file.set(looseLowPriorityKey, file.get(looseLowPriorityKey) | feature);\n } else {\n setLoose(file, feature, loose);\n }\n }\n\n let resolvedLoose: boolean | undefined;\n let higherPriorityPluginName: string | undefined;\n\n for (const [mask, name] of featuresSameLoose) {\n if (!hasFeature(file, mask)) continue;\n\n const loose = isLoose(file, mask);\n\n if (canIgnoreLoose(file, mask)) {\n continue;\n } else if (resolvedLoose === !loose) {\n throw new Error(\n \"'loose' mode configuration must be the same for @babel/plugin-proposal-class-properties, \" +\n \"@babel/plugin-proposal-private-methods and \" +\n \"@babel/plugin-proposal-private-property-in-object (when they are enabled).\",\n );\n } else {\n resolvedLoose = loose;\n higherPriorityPluginName = name;\n }\n }\n\n if (resolvedLoose !== undefined) {\n for (const [mask, name] of featuresSameLoose) {\n if (hasFeature(file, mask) && isLoose(file, mask) !== resolvedLoose) {\n setLoose(file, mask, resolvedLoose);\n console.warn(\n `Though the \"loose\" option was set to \"${!resolvedLoose}\" in your @babel/preset-env ` +\n `config, it will not be used for ${name} since the \"loose\" mode option was set to ` +\n `\"${resolvedLoose}\" for ${higherPriorityPluginName}.\\nThe \"loose\" option must beLine truncated
@@ -0,0 +1,827 @@
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.buildCheckInRHS = buildCheckInRHS;
exports.buildFieldsInitNodes = buildFieldsInitNodes;
exports.buildPrivateNamesMap = buildPrivateNamesMap;
exports.buildPrivateNamesNodes = buildPrivateNamesNodes;
exports.transformPrivateNamesUsage = transformPrivateNamesUsage;
var _core = require("@babel/core");
var _helperReplaceSupers = require("@babel/helper-replace-supers");
var _helperEnvironmentVisitor = require("@babel/helper-environment-visitor");
var _helperMemberExpressionToFunctions = require("@babel/helper-member-expression-to-functions");
var _helperOptimiseCallExpression = require("@babel/helper-optimise-call-expression");
var _helperAnnotateAsPure = require("@babel/helper-annotate-as-pure");
var ts = require("./typescript");
function buildPrivateNamesMap(props) {
const privateNamesMap = new Map();
for (const prop of props) {
if (prop.isPrivate()) {
const {
name
} = prop.node.key.id;
const update = privateNamesMap.has(name) ? privateNamesMap.get(name) : {
id: prop.scope.generateUidIdentifier(name),
static: prop.node.static,
method: !prop.isProperty()
};
if (prop.isClassPrivateMethod()) {
if (prop.node.kind === "get") {
update.getId = prop.scope.generateUidIdentifier(`get_${name}`);
} else if (prop.node.kind === "set") {
update.setId = prop.scope.generateUidIdentifier(`set_${name}`);
} else if (prop.node.kind === "method") {
update.methodId = prop.scope.generateUidIdentifier(name);
}
}
privateNamesMap.set(name, update);
}
}
return privateNamesMap;
}
function buildPrivateNamesNodes(privateNamesMap, privateFieldsAsProperties, state) {
const initNodes = [];
for (const [name, value] of privateNamesMap) {
const {
static: isStatic,
method: isMethod,
getId,
setId
} = value;
const isAccessor = getId || setId;
const id = _core.types.cloneNode(value.id);
let init;
if (privateFieldsAsProperties) {
init = _core.types.callExpression(state.addHelper("classPrivateFieldLooseKey"), [_core.types.stringLiteral(name)]);
} else if (!isStatic) {
init = _core.types.newExpression(_core.types.identifier(!isMethod || isAccessor ? "WeakMap" : "WeakSet"), []);
}
if (init) {
(0, _helperAnnotateAsPure.default)(init);
initNodes.push(_core.template.statement.ast`var ${id} = ${init}`);
}
}
return initNodes;
}
function privateNameVisitorFactory(visitor) {
const nestedVisitor = _core.traverse.visitors.merge([Object.assign({}, visitor), _helperEnvironmentVisitor.default]);
const privateNameVisitor = Object.assign({}, visitor, {
Class(path) {
const {
privateNamesMap
} = this;
const body = path.get("body.body");
const visiblePrivateNames = new Map(privateNamesMap);
const redeclared = [];
for (const prop of body) {
if (!prop.isPrivate()) continue;
const {
name
} = prop.node.key.id;
visiblePrivateNames.delete(name);
redeclared.push(name);
}
if (!redeclared.length) {
return;
}
path.get("body").traverse(nestedVisitor, Object.assign({}, this, {
redeclared
}));
path.traverse(privateNameVisitor, Object.assign({}, this, {
privateNamesMap: visiblePrivateNames
}));
path.skipKey("body");
}
});
return privateNameVisitor;
}
const privateNameVisitor = privateNameVisitorFactory({
PrivateName(path, {
noDocumentAll
}) {
const {
privateNamesMap,
redeclared
} = this;
const {
node,
parentPath
} = path;
if (!parentPath.isMemberExpression({
property: node
}) && !parentPath.isOptionalMemberExpression({
property: node
})) {
return;
}
const {
name
} = node.id;
if (!privateNamesMap.has(name)) return;
if (redeclared && redeclared.includes(name)) return;
this.handle(parentPath, noDocumentAll);
}
});
function unshadow(name, scope, innerBinding) {
while ((_scope = scope) != null && _scope.hasBinding(name) && !scope.bindingIdentifierEquals(name, innerBinding)) {
var _scope;
scope.rename(name);
scope = scope.parent;
}
}
function buildCheckInRHS(rhs, file, inRHSIsObject) {
if (inRHSIsObject || !(file.availableHelper != null && file.availableHelper("checkInRHS"))) return rhs;
return _core.types.callExpression(file.addHelper("checkInRHS"), [rhs]);
}
const privateInVisitor = privateNameVisitorFactory({
BinaryExpression(path, {
file
}) {
const {
operator,
left,
right
} = path.node;
if (operator !== "in") return;
if (!_core.types.isPrivateName(left)) return;
const {
privateFieldsAsProperties,
privateNamesMap,
redeclared
} = this;
const {
name
} = left.id;
if (!privateNamesMap.has(name)) return;
if (redeclared && redeclared.includes(name)) return;
unshadow(this.classRef.name, path.scope, this.innerBinding);
if (privateFieldsAsProperties) {
const {
id
} = privateNamesMap.get(name);
path.replaceWith(_core.template.expression.ast`
Object.prototype.hasOwnProperty.call(${buildCheckInRHS(right, file)}, ${_core.types.cloneNode(id)})
`);
return;
}
const {
id,
static: isStatic
} = privateNamesMap.get(name);
if (isStatic) {
path.replaceWith(_core.template.expression.ast`${buildCheckInRHS(right, file)} === ${_core.types.cloneNode(this.classRef)}`);
return;
}
path.replaceWith(_core.template.expression.ast`${_core.types.cloneNode(id)}.has(${buildCheckInRHS(right, file)})`);
}
});
const privateNameHandlerSpec = {
memoise(member, count) {
const {
scope
} = member;
const {
object
} = member.node;
const memo = scope.maybeGenerateMemoised(object);
if (!memo) {
return;
}
this.memoiser.set(object, memo, count);
},
receiver(member) {
const {
object
} = member.node;
if (this.memoiser.has(object)) {
return _core.types.cloneNode(this.memoiser.get(object));
}
return _core.types.cloneNode(object);
},
get(member) {
const {
classRef,
privateNamesMap,
file,
innerBinding
} = this;
const {
name
} = member.node.property.id;
const {
id,
static: isStatic,
method: isMethod,
methodId,
getId,
setId
} = privateNamesMap.get(name);
const isAccessor = getId || setId;
if (isStatic) {
const helperName = isMethod && !isAccessor ? "classStaticPrivateMethodGet" : "classStaticPrivateFieldSpecGet";
unshadow(classRef.name, member.scope, innerBinding);
return _core.types.callExpression(file.addHelper(helperName), [this.receiver(member), _core.types.cloneNode(classRef), _core.types.cloneNode(id)]);
}
if (isMethod) {
if (isAccessor) {
if (!getId && setId) {
if (file.availableHelper("writeOnlyError")) {
return _core.types.sequenceExpression([this.receiver(member), _core.types.callExpression(file.addHelper("writeOnlyError"), [_core.types.stringLiteral(`#${name}`)])]);
}
console.warn(`@babel/helpers is outdated, update it to silence this warning.`);
}
return _core.types.callExpression(file.addHelper("classPrivateFieldGet"), [this.receiver(member), _core.types.cloneNode(id)]);
}
return _core.types.callExpression(file.addHelper("classPrivateMethodGet"), [this.receiver(member), _core.types.cloneNode(id), _core.types.cloneNode(methodId)]);
}
return _core.types.callExpression(file.addHelper("classPrivateFieldGet"), [this.receiver(member), _core.types.cloneNode(id)]);
},
boundGet(member) {
this.memoise(member, 1);
return _core.types.callExpression(_core.types.memberExpression(this.get(member), _core.types.identifier("bind")), [this.receiver(member)]);
},
set(member, value) {
const {
classRef,
privateNamesMap,
file
} = this;
const {
name
} = member.node.property.id;
const {
id,
static: isStatic,
method: isMethod,
setId,
getId
} = privateNamesMap.get(name);
const isAccessor = getId || setId;
if (isStatic) {
const helperName = isMethod && !isAccessor ? "classStaticPrivateMethodSet" : "classStaticPrivateFieldSpecSet";
return _core.types.callExpression(file.addHelper(helperName), [this.receiver(member), _core.types.cloneNode(classRef), _core.types.cloneNode(id), value]);
}
if (isMethod) {
if (setId) {
return _core.types.callExpression(file.addHelper("classPrivateFieldSet"), [this.receiver(member), _core.types.cloneNode(id), value]);
}
return _core.types.sequenceExpression([this.receiver(member), value, _core.types.callExpression(file.addHelper("readOnlyError"), [_core.types.stringLiteral(`#${name}`)])]);
}
return _core.types.callExpression(file.addHelper("classPrivateFieldSet"), [this.receiver(member), _core.types.cloneNode(id), value]);
},
destructureSet(member) {
const {
classRef,
privateNamesMap,
file
} = this;
const {
name
} = member.node.property.id;
const {
id,
static: isStatic
} = privateNamesMap.get(name);
if (isStatic) {
try {
var helper = file.addHelper("classStaticPrivateFieldDestructureSet");
} catch (_unused) {
throw new Error("Babel can not transpile `[C.#p] = [0]` with @babel/helpers < 7.13.10, \n" + "please update @babel/helpers to the latest version.");
}
return _core.types.memberExpression(_core.types.callExpression(helper, [this.receiver(member), _core.types.cloneNode(classRef), _core.types.cloneNode(id)]), _core.types.identifier("value"));
}
return _core.types.memberExpression(_core.types.callExpression(file.addHelper("classPrivateFieldDestructureSet"), [this.receiver(member), _core.types.cloneNode(id)]), _core.types.identifier("value"));
},
call(member, args) {
this.memoise(member, 1);
return (0, _helperOptimiseCallExpression.default)(this.get(member), this.receiver(member), args, false);
},
optionalCall(member, args) {
this.memoise(member, 1);
return (0, _helperOptimiseCallExpression.default)(this.get(member), this.receiver(member), args, true);
}
};
const privateNameHandlerLoose = {
get(member) {
const {
privateNamesMap,
file
} = this;
const {
object
} = member.node;
const {
name
} = member.node.property.id;
return _core.template.expression`BASE(REF, PROP)[PROP]`({
BASE: file.addHelper("classPrivateFieldLooseBase"),
REF: _core.types.cloneNode(object),
PROP: _core.types.cloneNode(privateNamesMap.get(name).id)
});
},
set() {
throw new Error("private name handler with loose = true don't need set()");
},
boundGet(member) {
return _core.types.callExpression(_core.types.memberExpression(this.get(member), _core.types.identifier("bind")), [_core.types.cloneNode(member.node.object)]);
},
simpleSet(member) {
return this.get(member);
},
destructureSet(member) {
return this.get(member);
},
call(member, args) {
return _core.types.callExpression(this.get(member), args);
},
optionalCall(member, args) {
return _core.types.optionalCallExpression(this.get(member), args, true);
}
};
function transformPrivateNamesUsage(ref, path, privateNamesMap, {
privateFieldsAsProperties,
noDocumentAll,
innerBinding
}, state) {
if (!privateNamesMap.size) return;
const body = path.get("body");
const handler = privateFieldsAsProperties ? privateNameHandlerLoose : privateNameHandlerSpec;
(0, _helperMemberExpressionToFunctions.default)(body, privateNameVisitor, Object.assign({
privateNamesMap,
classRef: ref,
file: state
}, handler, {
noDocumentAll,
innerBinding
}));
body.traverse(privateInVisitor, {
privateNamesMap,
classRef: ref,
file: state,
privateFieldsAsProperties,
innerBinding
});
}
function buildPrivateFieldInitLoose(ref, prop, privateNamesMap) {
const {
id
} = privateNamesMap.get(prop.node.key.id.name);
const value = prop.node.value || prop.scope.buildUndefinedNode();
return _core.template.statement.ast`
Object.defineProperty(${ref}, ${_core.types.cloneNode(id)}, {
// configurable is false by default
// enumerable is false by default
writable: true,
value: ${value}
});
`;
}
function buildPrivateInstanceFieldInitSpec(ref, prop, privateNamesMap, state) {
const {
id
} = privateNamesMap.get(prop.node.key.id.name);
const value = prop.node.value || prop.scope.buildUndefinedNode();
{
if (!state.availableHelper("classPrivateFieldInitSpec")) {
return _core.template.statement.ast`${_core.types.cloneNode(id)}.set(${ref}, {
// configurable is always false for private elements
// enumerable is always false for private elements
writable: true,
value: ${value},
})`;
}
}
const helper = state.addHelper("classPrivateFieldInitSpec");
return _core.template.statement.ast`${helper}(
${_core.types.thisExpression()},
${_core.types.cloneNode(id)},
{
writable: true,
value: ${value}
},
)`;
}
function buildPrivateStaticFieldInitSpec(prop, privateNamesMap) {
const privateName = privateNamesMap.get(prop.node.key.id.name);
const {
id,
getId,
setId,
initAdded
} = privateName;
const isAccessor = getId || setId;
if (!prop.isProperty() && (initAdded || !isAccessor)) return;
if (isAccessor) {
privateNamesMap.set(prop.node.key.id.name, Object.assign({}, privateName, {
initAdded: true
}));
return _core.template.statement.ast`
var ${_core.types.cloneNode(id)} = {
// configurable is false by default
// enumerable is false by default
// writable is false by default
get: ${getId ? getId.name : prop.scope.buildUndefinedNode()},
set: ${setId ? setId.name : prop.scope.buildUndefinedNode()}
}
`;
}
const value = prop.node.value || prop.scope.buildUndefinedNode();
return _core.template.statement.ast`
var ${_core.types.cloneNode(id)} = {
// configurable is false by default
// enumerable is false by default
writable: true,
value: ${value}
};
`;
}
function buildPrivateMethodInitLoose(ref, prop, privateNamesMap) {
const privateName = privateNamesMap.get(prop.node.key.id.name);
const {
methodId,
id,
getId,
setId,
initAdded
} = privateName;
if (initAdded) return;
if (methodId) {
return _core.template.statement.ast`
Object.defineProperty(${ref}, ${id}, {
// configurable is false by default
// enumerable is false by default
// writable is false by default
value: ${methodId.name}
});
`;
}
const isAccessor = getId || setId;
if (isAccessor) {
privateNamesMap.set(prop.node.key.id.name, Object.assign({}, privateName, {
initAdded: true
}));
return _core.template.statement.ast`
Object.defineProperty(${ref}, ${id}, {
// configurable is false by default
// enumerable is false by default
// writable is false by default
get: ${getId ? getId.name : prop.scope.buildUndefinedNode()},
set: ${setId ? setId.name : prop.scope.buildUndefinedNode()}
});
`;
}
}
function buildPrivateInstanceMethodInitSpec(ref, prop, privateNamesMap, state) {
const privateName = privateNamesMap.get(prop.node.key.id.name);
const {
getId,
setId,
initAdded
} = privateName;
if (initAdded) return;
const isAccessor = getId || setId;
if (isAccessor) {
return buildPrivateAccessorInitialization(ref, prop, privateNamesMap, state);
}
return buildPrivateInstanceMethodInitalization(ref, prop, privateNamesMap, state);
}
function buildPrivateAccessorInitialization(ref, prop, privateNamesMap, state) {
const privateName = privateNamesMap.get(prop.node.key.id.name);
const {
id,
getId,
setId
} = privateName;
privateNamesMap.set(prop.node.key.id.name, Object.assign({}, privateName, {
initAdded: true
}));
{
if (!state.availableHelper("classPrivateFieldInitSpec")) {
return _core.template.statement.ast`
${id}.set(${ref}, {
get: ${getId ? getId.name : prop.scope.buildUndefinedNode()},
set: ${setId ? setId.name : prop.scope.buildUndefinedNode()}
});
`;
}
}
const helper = state.addHelper("classPrivateFieldInitSpec");
return _core.template.statement.ast`${helper}(
${_core.types.thisExpression()},
${_core.types.cloneNode(id)},
{
get: ${getId ? getId.name : prop.scope.buildUndefinedNode()},
set: ${setId ? setId.name : prop.scope.buildUndefinedNode()}
},
)`;
}
function buildPrivateInstanceMethodInitalization(ref, prop, privateNamesMap, state) {
const privateName = privateNamesMap.get(prop.node.key.id.name);
const {
id
} = privateName;
{
if (!state.availableHelper("classPrivateMethodInitSpec")) {
return _core.template.statement.ast`${id}.add(${ref})`;
}
}
const helper = state.addHelper("classPrivateMethodInitSpec");
return _core.template.statement.ast`${helper}(
${_core.types.thisExpression()},
${_core.types.cloneNode(id)}
)`;
}
function buildPublicFieldInitLoose(ref, prop) {
const {
key,
computed
} = prop.node;
const value = prop.node.value || prop.scope.buildUndefinedNode();
return _core.types.expressionStatement(_core.types.assignmentExpression("=", _core.types.memberExpression(ref, key, computed || _core.types.isLiteral(key)), value));
}
function buildPublicFieldInitSpec(ref, prop, state) {
const {
key,
computed
} = prop.node;
const value = prop.node.value || prop.scope.buildUndefinedNode();
return _core.types.expressionStatement(_core.types.callExpression(state.addHelper("defineProperty"), [ref, computed || _core.types.isLiteral(key) ? key : _core.types.stringLiteral(key.name), value]));
}
function buildPrivateStaticMethodInitLoose(ref, prop, state, privateNamesMap) {
const privateName = privateNamesMap.get(prop.node.key.id.name);
const {
id,
methodId,
getId,
setId,
initAdded
} = privateName;
if (initAdded) return;
const isAccessor = getId || setId;
if (isAccessor) {
privateNamesMap.set(prop.node.key.id.name, Object.assign({}, privateName, {
initAdded: true
}));
return _core.template.statement.ast`
Object.defineProperty(${ref}, ${id}, {
// configurable is false by default
// enumerable is false by default
// writable is false by default
get: ${getId ? getId.name : prop.scope.buildUndefinedNode()},
set: ${setId ? setId.name : prop.scope.buildUndefinedNode()}
})
`;
}
return _core.template.statement.ast`
Object.defineProperty(${ref}, ${id}, {
// configurable is false by default
// enumerable is false by default
// writable is false by default
value: ${methodId.name}
});
`;
}
function buildPrivateMethodDeclaration(prop, privateNamesMap, privateFieldsAsProperties = false) {
const privateName = privateNamesMap.get(prop.node.key.id.name);
const {
id,
methodId,
getId,
setId,
getterDeclared,
setterDeclared,
static: isStatic
} = privateName;
const {
params,
body,
generator,
async
} = prop.node;
const isGetter = getId && !getterDeclared && params.length === 0;
const isSetter = setId && !setterDeclared && params.length > 0;
let declId = methodId;
if (isGetter) {
privateNamesMap.set(prop.node.key.id.name, Object.assign({}, privateName, {
getterDeclared: true
}));
declId = getId;
} else if (isSetter) {
privateNamesMap.set(prop.node.key.id.name, Object.assign({}, privateName, {
setterDeclared: true
}));
declId = setId;
} else if (isStatic && !privateFieldsAsProperties) {
declId = id;
}
return _core.types.functionDeclaration(_core.types.cloneNode(declId),
params, body, generator, async);
}
const thisContextVisitor = _core.traverse.visitors.merge([{
ThisExpression(path, state) {
state.needsClassRef = true;
path.replaceWith(_core.types.cloneNode(state.classRef));
},
MetaProperty(path) {
const meta = path.get("meta");
const property = path.get("property");
const {
scope
} = path;
if (meta.isIdentifier({
name: "new"
}) && property.isIdentifier({
name: "target"
})) {
path.replaceWith(scope.buildUndefinedNode());
}
}
}, _helperEnvironmentVisitor.default]);
const innerReferencesVisitor = {
ReferencedIdentifier(path, state) {
if (path.scope.bindingIdentifierEquals(path.node.name, state.innerBinding)) {
state.needsClassRef = true;
path.node.name = state.classRef.name;
}
}
};
function replaceThisContext(path, ref, getSuperRef, file, isStaticBlock, constantSuper, innerBindingRef) {
var _state$classRef;
const state = {
classRef: ref,
needsClassRef: false,
innerBinding: innerBindingRef
};
const replacer = new _helperReplaceSupers.default({
methodPath: path,
constantSuper,
file,
refToPreserve: ref,
getSuperRef,
getObjectRef() {
state.needsClassRef = true;
return _core.types.isStaticBlock != null && _core.types.isStaticBlock(path.node) || path.node.static ? ref : _core.types.memberExpression(ref, _core.types.identifier("prototype"));
}
});
replacer.replace();
if (isStaticBlock || path.isProperty()) {
path.traverse(thisContextVisitor, state);
}
if (innerBindingRef != null && (_state$classRef = state.classRef) != null && _state$classRef.name && state.classRef.name !== (innerBindingRef == null ? void 0 : innerBindingRef.name)) {
path.traverse(innerReferencesVisitor, state);
}
return state.needsClassRef;
}
function isNameOrLength({
key,
computed
}) {
if (key.type === "Identifier") {
return !computed && (key.name === "name" || key.name === "length");
}
if (key.type === "StringLiteral") {
return key.value === "name" || key.value === "length";
}
return false;
}
function buildFieldsInitNodes(ref, superRef, props, privateNamesMap, state, setPublicClassFields, privateFieldsAsProperties, constantSuper, innerBindingRef) {
let needsClassRef = false;
let injectSuperRef;
const staticNodes = [];
const instanceNodes = [];
const pureStaticNodes = [];
const getSuperRef = _core.types.isIdentifier(superRef) ? () => superRef : () => {
var _injectSuperRef;
(_injectSuperRef = injectSuperRef) != null ? _injectSuperRef : injectSuperRef = props[0].scope.generateUidIdentifierBasedOnNode(superRef);
return injectSuperRef;
};
for (const prop of props) {
prop.isClassProperty() && ts.assertFieldTransformed(prop);
const isStatic = !(_core.types.isStaticBlock != null && _core.types.isStaticBlock(prop.node)) && prop.node.static;
const isInstance = !isStatic;
const isPrivate = prop.isPrivate();
const isPublic = !isPrivate;
const isField = prop.isProperty();
const isMethod = !isField;
const isStaticBlock = prop.isStaticBlock == null ? void 0 : prop.isStaticBlock();
if (isStatic || isMethod && isPrivate || isStaticBlock) {
const replaced = replaceThisContext(prop, ref, getSuperRef, state, isStaticBlock, constantSuper, innerBindingRef);
needsClassRef = needsClassRef || replaced;
}
switch (true) {
case isStaticBlock:
{
const blockBody = prop.node.body;
if (blockBody.length === 1 && _core.types.isExpressionStatement(blockBody[0])) {
staticNodes.push(blockBody[0]);
} else {
staticNodes.push(_core.template.statement.ast`(() => { ${blockBody} })()`);
}
break;
}
case isStatic && isPrivate && isField && privateFieldsAsProperties:
needsClassRef = true;
staticNodes.push(
buildPrivateFieldInitLoose(_core.types.cloneNode(ref), prop, privateNamesMap));
break;
case isStatic && isPrivate && isField && !privateFieldsAsProperties:
needsClassRef = true;
staticNodes.push(
buildPrivateStaticFieldInitSpec(prop, privateNamesMap));
break;
case isStatic && isPublic && isField && setPublicClassFields:
if (!isNameOrLength(prop.node)) {
needsClassRef = true;
staticNodes.push(buildPublicFieldInitLoose(_core.types.cloneNode(ref), prop));
break;
}
case isStatic && isPublic && isField && !setPublicClassFields:
needsClassRef = true;
staticNodes.push(
buildPublicFieldInitSpec(_core.types.cloneNode(ref), prop, state));
break;
case isInstance && isPrivate && isField && privateFieldsAsProperties:
instanceNodes.push(
buildPrivateFieldInitLoose(_core.types.thisExpression(), prop, privateNamesMap));
break;
case isInstance && isPrivate && isField && !privateFieldsAsProperties:
instanceNodes.push(buildPrivateInstanceFieldInitSpec(_core.types.thisExpression(),
prop, privateNamesMap, state));
break;
case isInstance && isPrivate && isMethod && privateFieldsAsProperties:
instanceNodes.unshift(buildPrivateMethodInitLoose(_core.types.thisExpression(),
prop, privateNamesMap));
pureStaticNodes.push(buildPrivateMethodDeclaration(
prop, privateNamesMap, privateFieldsAsProperties));
break;
case isInstance && isPrivate && isMethod && !privateFieldsAsProperties:
instanceNodes.unshift(buildPrivateInstanceMethodInitSpec(_core.types.thisExpression(),
prop, privateNamesMap, state));
pureStaticNodes.push(buildPrivateMethodDeclaration(
prop, privateNamesMap, privateFieldsAsProperties));
break;
case isStatic && isPrivate && isMethod && !privateFieldsAsProperties:
needsClassRef = true;
staticNodes.unshift(
buildPrivateStaticFieldInitSpec(prop, privateNamesMap));
pureStaticNodes.push(buildPrivateMethodDeclaration(
prop, privateNamesMap, privateFieldsAsProperties));
break;
case isStatic && isPrivate && isMethod && privateFieldsAsProperties:
needsClassRef = true;
staticNodes.unshift(buildPrivateStaticMethodInitLoose(_core.types.cloneNode(ref),
prop, state, privateNamesMap));
pureStaticNodes.push(buildPrivateMethodDeclaration(
prop, privateNamesMap, privateFieldsAsProperties));
break;
case isInstance && isPublic && isField && setPublicClassFields:
instanceNodes.push(buildPublicFieldInitLoose(_core.types.thisExpression(), prop));
break;
case isInstance && isPublic && isField && !setPublicClassFields:
instanceNodes.push(
buildPublicFieldInitSpec(_core.types.thisExpression(), prop, state));
break;
default:
throw new Error("Unreachable.");
}
}
return {
staticNodes: staticNodes.filter(Boolean),
instanceNodes: instanceNodes.filter(Boolean),
pureStaticNodes: pureStaticNodes.filter(Boolean),
wrapClass(path) {
for (const prop of props) {
prop.remove();
}
if (injectSuperRef) {
path.scope.push({
id: _core.types.cloneNode(injectSuperRef)
});
path.set("superClass", _core.types.assignmentExpression("=", injectSuperRef, path.node.superClass));
}
if (!needsClassRef) return path;
if (path.isClassExpression()) {
path.scope.push({
id: ref
});
path.replaceWith(_core.types.assignmentExpression("=", _core.types.cloneNode(ref), path.node));
} else if (!path.node.id) {
path.node.id = ref;
}
return path;
}
};
}
//# sourceMappingURL=fields.js.map
@@ -0,0 +1 @@
{"version":3,"names":["buildPrivateNamesMap","props","privateNamesMap","Map","prop","isPrivate","name","node","key","id","update","has","get","scope","generateUidIdentifier","static","method","isProperty","isClassPrivateMethod","kind","getId","setId","methodId","set","buildPrivateNamesNodes","privateFieldsAsProperties","state","initNodes","value","isStatic","isMethod","isAccessor","t","cloneNode","init","callExpression","addHelper","stringLiteral","newExpression","identifier","annotateAsPure","push","template","statement","ast","privateNameVisitorFactory","visitor","nestedVisitor","traverse","visitors","merge","environmentVisitor","privateNameVisitor","Class","path","body","visiblePrivateNames","redeclared","delete","length","skipKey","PrivateName","noDocumentAll","parentPath","isMemberExpression","property","isOptionalMemberExpression","includes","handle","unshadow","innerBinding","hasBinding","bindingIdentifierEquals","rename","parent","buildCheckInRHS","rhs","file","inRHSIsObject","availableHelper","privateInVisitor","BinaryExpression","operator","left","right","isPrivateName","classRef","replaceWith","expression","privateNameHandlerSpec","memoise","member","count","object","memo","maybeGenerateMemoised","memoiser","receiver","helperName","sequenceExpression","console","warn","boundGet","memberExpression","destructureSet","helper","Error","call","args","optimiseCall","optionalCall","privateNameHandlerLoose","BASE","REF","PROP","simpleSet","optionalCallExpression","transformPrivateNamesUsage","ref","size","handler","memberExpressionToFunctions","buildPrivateFieldInitLoose","buildUndefinedNode","buildPrivateInstanceFieldInitSpec","thisExpression","buildPrivateStaticFieldInitSpec","privateName","initAdded","buildPrivateMethodInitLoose","buildPrivateInstanceMethodInitSpec","buildPrivateAccessorInitialization","buildPrivateInstanceMethodInitalization","buildPublicFieldInitLoose","computed","expressionStatement","assignmentExpression","isLiteral","buildPublicFieldInitSpec","buildPrivateStaticMethodInitLoose","buildPrivateMethodDeclaration","getterDeclared","setterDeclared","params","generator","async","isGetter","isSetter","declId","functionDeclaration","thisContextVisitor","ThisExpression","needsClassRef","MetaProperty","meta","isIdentifier","innerReferencesVisitor","ReferencedIdentifier","replaceThisContext","getSuperRef","isStaticBlock","constantSuper","innerBindingRef","replacer","ReplaceSupers","methodPath","refToPreserve","getObjectRef","replace","isNameOrLength","type","buildFieldsInitNodes","superRef","setPublicClassFields","injectSuperRef","staticNodes","instanceNodes","pureStaticNodes","generateUidIdentifierBasedOnNode","isClassProperty","ts","assertFieldTransformed","isInstance","isPublic","isField","replaced","blockBody","isExpressionStatement","unshift","filter","Boolean","wrapClass","remove","superClass","isClassExpression"],"sources":["../src/fields.ts"],"sourcesContent":["import { template, traverse, types as t } from \"@babel/core\";\nimport type { File } from \"@babel/core\";\nimport type { NodePath, Visitor, Scope } from \"@babel/traverse\";\nimport ReplaceSupers from \"@babel/helper-replace-supers\";\nimport environmentVisitor from \"@babel/helper-environment-visitor\";\nimport memberExpressionToFunctions from \"@babel/helper-member-expression-to-functions\";\nimport type {\n Handler,\n HandlerState,\n} from \"@babel/helper-member-expression-to-functions\";\nimport optimiseCall from \"@babel/helper-optimise-call-expression\";\nimport annotateAsPure from \"@babel/helper-annotate-as-pure\";\n\nimport * as ts from \"./typescript\";\n\ninterface PrivateNameMetadata {\n id: t.Identifier;\n static: boolean;\n method: boolean;\n getId?: t.Identifier;\n setId?: t.Identifier;\n methodId?: t.Identifier;\n initAdded?: boolean;\n getterDeclared?: boolean;\n setterDeclared?: boolean;\n}\n\ntype PrivateNamesMap = Map<string, PrivateNameMetadata>;\n\nexport function buildPrivateNamesMap(props: PropPath[]) {\n const privateNamesMap: PrivateNamesMap = new Map();\n for (const prop of props) {\n if (prop.isPrivate()) {\n const { name } = prop.node.key.id;\n const update: PrivateNameMetadata = privateNamesMap.has(name)\n ? privateNamesMap.get(name)\n : {\n id: prop.scope.generateUidIdentifier(name),\n static: prop.node.static,\n method: !prop.isProperty(),\n };\n if (prop.isClassPrivateMethod()) {\n if (prop.node.kind === \"get\") {\n update.getId = prop.scope.generateUidIdentifier(`get_${name}`);\n } else if (prop.node.kind === \"set\") {\n update.setId = prop.scope.generateUidIdentifier(`set_${name}`);\n } else if (prop.node.kind === \"method\") {\n update.methodId = prop.scope.generateUidIdentifier(name);\n }\n }\n privateNamesMap.set(name, update);\n }\n }\n return privateNamesMap;\n}\n\nexport function buildPrivateNamesNodes(\n privateNamesMap: PrivLine truncated
@@ -0,0 +1,210 @@
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
Object.defineProperty(exports, "FEATURES", {
enumerable: true,
get: function () {
return _features.FEATURES;
}
});
Object.defineProperty(exports, "buildCheckInRHS", {
enumerable: true,
get: function () {
return _fields.buildCheckInRHS;
}
});
exports.createClassFeaturePlugin = createClassFeaturePlugin;
Object.defineProperty(exports, "enableFeature", {
enumerable: true,
get: function () {
return _features.enableFeature;
}
});
Object.defineProperty(exports, "injectInitialization", {
enumerable: true,
get: function () {
return _misc.injectInitialization;
}
});
var _core = require("@babel/core");
var _helperFunctionName = require("@babel/helper-function-name");
var _helperSplitExportDeclaration = require("@babel/helper-split-export-declaration");
var _fields = require("./fields");
var _decorators = require("./decorators");
var _misc = require("./misc");
var _features = require("./features");
var _typescript = require("./typescript");
const version = "7.20.5".split(".").reduce((v, x) => v * 1e5 + +x, 0);
const versionKey = "@babel/plugin-class-features/version";
function createClassFeaturePlugin({
name,
feature,
loose,
manipulateOptions,
api = {
assumption: () => void 0
},
inherits
}) {
const setPublicClassFields = api.assumption("setPublicClassFields");
const privateFieldsAsProperties = api.assumption("privateFieldsAsProperties");
const constantSuper = api.assumption("constantSuper");
const noDocumentAll = api.assumption("noDocumentAll");
if (loose === true) {
const explicit = [];
if (setPublicClassFields !== undefined) {
explicit.push(`"setPublicClassFields"`);
}
if (privateFieldsAsProperties !== undefined) {
explicit.push(`"privateFieldsAsProperties"`);
}
if (explicit.length !== 0) {
console.warn(`[${name}]: You are using the "loose: true" option and you are` + ` explicitly setting a value for the ${explicit.join(" and ")}` + ` assumption${explicit.length > 1 ? "s" : ""}. The "loose" option` + ` can cause incompatibilities with the other class features` + ` plugins, so it's recommended that you replace it with the` + ` following top-level option:\n` + `\t"assumptions": {\n` + `\t\t"setPublicClassFields": true,\n` + `\t\t"privateFieldsAsProperties": true\n` + `\t}`);
}
}
return {
name,
manipulateOptions,
inherits,
pre(file) {
(0, _features.enableFeature)(file, feature, loose);
if (!file.get(versionKey) || file.get(versionKey) < version) {
file.set(versionKey, version);
}
},
visitor: {
Class(path, {
file
}) {
if (file.get(versionKey) !== version) return;
if (!(0, _features.shouldTransform)(path, file)) return;
if (path.isClassDeclaration()) (0, _typescript.assertFieldTransformed)(path);
const loose = (0, _features.isLoose)(file, feature);
let constructor;
const isDecorated = (0, _decorators.hasDecorators)(path.node);
const props = [];
const elements = [];
const computedPaths = [];
const privateNames = new Set();
const body = path.get("body");
for (const path of body.get("body")) {
if (
(path.isClassProperty() || path.isClassMethod()) && path.node.computed) {
computedPaths.push(path);
}
if (path.isPrivate()) {
const {
name
} = path.node.key.id;
const getName = `get ${name}`;
const setName = `set ${name}`;
if (path.isClassPrivateMethod()) {
if (path.node.kind === "get") {
if (privateNames.has(getName) || privateNames.has(name) && !privateNames.has(setName)) {
throw path.buildCodeFrameError("Duplicate private field");
}
privateNames.add(getName).add(name);
} else if (path.node.kind === "set") {
if (privateNames.has(setName) || privateNames.has(name) && !privateNames.has(getName)) {
throw path.buildCodeFrameError("Duplicate private field");
}
privateNames.add(setName).add(name);
}
} else {
if (privateNames.has(name) && !privateNames.has(getName) && !privateNames.has(setName) || privateNames.has(name) && (privateNames.has(getName) || privateNames.has(setName))) {
throw path.buildCodeFrameError("Duplicate private field");
}
privateNames.add(name);
}
}
if (path.isClassMethod({
kind: "constructor"
})) {
constructor = path;
} else {
elements.push(path);
if (path.isProperty() || path.isPrivate() || path.isStaticBlock != null && path.isStaticBlock()) {
props.push(path);
}
}
}
{
if (!props.length && !isDecorated) return;
}
const innerBinding = path.node.id;
let ref;
if (!innerBinding || path.isClassExpression()) {
(0, _helperFunctionName.default)(path);
ref = path.scope.generateUidIdentifier("class");
} else {
ref = _core.types.cloneNode(path.node.id);
}
const privateNamesMap = (0, _fields.buildPrivateNamesMap)(props);
const privateNamesNodes = (0, _fields.buildPrivateNamesNodes)(privateNamesMap, privateFieldsAsProperties != null ? privateFieldsAsProperties : loose, file);
(0, _fields.transformPrivateNamesUsage)(ref, path, privateNamesMap, {
privateFieldsAsProperties: privateFieldsAsProperties != null ? privateFieldsAsProperties : loose,
noDocumentAll,
innerBinding
}, file);
let keysNodes, staticNodes, instanceNodes, pureStaticNodes, wrapClass;
{
if (isDecorated) {
staticNodes = pureStaticNodes = keysNodes = [];
({
instanceNodes,
wrapClass
} = (0, _decorators.buildDecoratedClass)(ref, path, elements, file));
} else {
keysNodes = (0, _misc.extractComputedKeys)(path, computedPaths, file);
({
staticNodes,
pureStaticNodes,
instanceNodes,
wrapClass
} = (0, _fields.buildFieldsInitNodes)(ref, path.node.superClass, props, privateNamesMap, file, setPublicClassFields != null ? setPublicClassFields : loose, privateFieldsAsProperties != null ? privateFieldsAsProperties : loose, constantSuper != null ? constantSuper : loose, innerBinding));
}
}
if (instanceNodes.length > 0) {
(0, _misc.injectInitialization)(path, constructor, instanceNodes, (referenceVisitor, state) => {
{
if (isDecorated) return;
}
for (const prop of props) {
if (_core.types.isStaticBlock != null && _core.types.isStaticBlock(prop.node) || prop.node.static) continue;
prop.traverse(referenceVisitor, state);
}
});
}
const wrappedPath = wrapClass(path);
wrappedPath.insertBefore([...privateNamesNodes, ...keysNodes]);
if (staticNodes.length > 0) {
wrappedPath.insertAfter(staticNodes);
}
if (pureStaticNodes.length > 0) {
wrappedPath.find(parent => parent.isStatement() || parent.isDeclaration()).insertAfter(pureStaticNodes);
}
},
ExportDefaultDeclaration(path, {
file
}) {
{
if (file.get(versionKey) !== version) return;
const decl = path.get("declaration");
if (decl.isClassDeclaration() && (0, _decorators.hasDecorators)(decl.node)) {
if (decl.node.id) {
(0, _helperSplitExportDeclaration.default)(path);
} else {
decl.node.type = "ClassExpression";
}
}
}
}
}
};
}
//# sourceMappingURL=index.js.map
@@ -0,0 +1 @@
{"version":3,"names":["version","split","reduce","v","x","versionKey","createClassFeaturePlugin","name","feature","loose","manipulateOptions","api","assumption","inherits","setPublicClassFields","privateFieldsAsProperties","constantSuper","noDocumentAll","explicit","undefined","push","length","console","warn","join","pre","file","enableFeature","get","set","visitor","Class","path","shouldTransform","isClassDeclaration","assertFieldTransformed","isLoose","constructor","isDecorated","hasDecorators","node","props","elements","computedPaths","privateNames","Set","body","isClassProperty","isClassMethod","computed","isPrivate","key","id","getName","setName","isClassPrivateMethod","kind","has","buildCodeFrameError","add","isProperty","isStaticBlock","innerBinding","ref","isClassExpression","nameFunction","scope","generateUidIdentifier","t","cloneNode","privateNamesMap","buildPrivateNamesMap","privateNamesNodes","buildPrivateNamesNodes","transformPrivateNamesUsage","keysNodes","staticNodes","instanceNodes","pureStaticNodes","wrapClass","buildDecoratedClass","extractComputedKeys","buildFieldsInitNodes","superClass","injectInitialization","referenceVisitor","state","prop","static","traverse","wrappedPath","insertBefore","insertAfter","find","parent","isStatement","isDeclaration","ExportDefaultDeclaration","decl","splitExportDeclaration","type"],"sources":["../src/index.ts"],"sourcesContent":["import { types as t } from \"@babel/core\";\nimport type { PluginAPI, PluginObject } from \"@babel/core\";\nimport type { NodePath } from \"@babel/traverse\";\nimport nameFunction from \"@babel/helper-function-name\";\nimport splitExportDeclaration from \"@babel/helper-split-export-declaration\";\nimport {\n buildPrivateNamesNodes,\n buildPrivateNamesMap,\n transformPrivateNamesUsage,\n buildFieldsInitNodes,\n buildCheckInRHS,\n} from \"./fields\";\nimport type { PropPath } from \"./fields\";\nimport { buildDecoratedClass, hasDecorators } from \"./decorators\";\nimport { injectInitialization, extractComputedKeys } from \"./misc\";\nimport { enableFeature, FEATURES, isLoose, shouldTransform } from \"./features\";\nimport { assertFieldTransformed } from \"./typescript\";\n\nexport { FEATURES, enableFeature, injectInitialization, buildCheckInRHS };\n\ndeclare const PACKAGE_JSON: { name: string; version: string };\n\n// Note: Versions are represented as an integer. e.g. 7.1.5 is represented\n// as 70000100005. This method is easier than using a semver-parsing\n// package, but it breaks if we release x.y.z where x, y or z are\n// greater than 99_999.\nconst version = PACKAGE_JSON.version\n .split(\".\")\n .reduce((v, x) => v * 1e5 + +x, 0);\nconst versionKey = \"@babel/plugin-class-features/version\";\n\ninterface Options {\n name: string;\n feature: number;\n loose?: boolean;\n inherits?: PluginObject[\"inherits\"];\n manipulateOptions?: PluginObject[\"manipulateOptions\"];\n api?: PluginAPI;\n}\n\nexport function createClassFeaturePlugin({\n name,\n feature,\n loose,\n manipulateOptions,\n // @ts-ignore(Babel 7 vs Babel 8) TODO(Babel 8): Remove the default value\n api = { assumption: () => void 0 },\n inherits,\n}: Options): PluginObject {\n const setPublicClassFields = api.assumption(\"setPublicClassFields\");\n const privateFieldsAsProperties = api.assumption(\"privateFieldsAsProperties\");\n const constantSuper = api.assumption(\"constantSuper\");\n const noDocumentAll = api.assumption(\"noDocumentAll\");\n\n if (loose === true) {\n const explicit = [];\n\n if (setPublicClassFields !== undefined) {\n explicit.push(`\"setPublicClassFields\"`);\n }\n if (privateFieldsAsProperties !== undefined) {\n explicit.push(`\"privateFieldsAsProperties\"`);\n }\n if (explicit.length !== 0) {\n console.warn(\n `[${name}]: You are using the \"loose: true\" option and you are` +\n ` explicitly setting a value for the ${explicit.join(\" and \")}` +\n ` assumption${explicit.length > 1 ? \"s\" : \"\"}. The \"loose\" option` +\n ` can cause incompatibilities with the other class features` +\n ` plugins, so it's recommended that you replace it with the` +\n ` following top-level option:\\n` +\n `\\t\"assumptions\": {\\n` +\n `\\t\\t\"setPublicClassFields\": true,\\n` +\n `\\t\\t\"privateFieldsAsProperties\": true\\n` +\n `\\t}`,\n );\n }\n }\n\n return {\n name,\n manipulateOptions,\n inherits,\n\n pre(file) {\n enableFeature(file, feature, loose);\n\n if (!file.get(versionKey) || file.get(versionKey) < version) {\n file.set(versionKey, version);\n }\n },\n\n visitor: {\n Class(path, { file }) {\n if (file.get(versionKey) !== version) return;\n\n if (!shouldTransform(path, file)) return;\n\n if (path.isClassDeclaration()) assertFieldTransformed(path);\n\n const loose = isLoose(file, feature);\n\n letLine truncated
@@ -0,0 +1,106 @@
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.extractComputedKeys = extractComputedKeys;
exports.injectInitialization = injectInitialization;
var _core = require("@babel/core");
var _helperEnvironmentVisitor = require("@babel/helper-environment-visitor");
const findBareSupers = _core.traverse.visitors.merge([{
Super(path) {
const {
node,
parentPath
} = path;
if (parentPath.isCallExpression({
callee: node
})) {
this.push(parentPath);
}
}
}, _helperEnvironmentVisitor.default]);
const referenceVisitor = {
"TSTypeAnnotation|TypeAnnotation"(path) {
path.skip();
},
ReferencedIdentifier(path, {
scope
}) {
if (scope.hasOwnBinding(path.node.name)) {
scope.rename(path.node.name);
path.skip();
}
}
};
function handleClassTDZ(path, state) {
if (state.classBinding && state.classBinding === path.scope.getBinding(path.node.name)) {
const classNameTDZError = state.file.addHelper("classNameTDZError");
const throwNode = _core.types.callExpression(classNameTDZError, [_core.types.stringLiteral(path.node.name)]);
path.replaceWith(_core.types.sequenceExpression([throwNode, path.node]));
path.skip();
}
}
const classFieldDefinitionEvaluationTDZVisitor = {
ReferencedIdentifier: handleClassTDZ
};
function injectInitialization(path, constructor, nodes, renamer) {
if (!nodes.length) return;
const isDerived = !!path.node.superClass;
if (!constructor) {
const newConstructor = _core.types.classMethod("constructor", _core.types.identifier("constructor"), [], _core.types.blockStatement([]));
if (isDerived) {
newConstructor.params = [_core.types.restElement(_core.types.identifier("args"))];
newConstructor.body.body.push(_core.template.statement.ast`super(...args)`);
}
[constructor] = path.get("body").unshiftContainer("body", newConstructor);
}
if (renamer) {
renamer(referenceVisitor, {
scope: constructor.scope
});
}
if (isDerived) {
const bareSupers = [];
constructor.traverse(findBareSupers, bareSupers);
let isFirst = true;
for (const bareSuper of bareSupers) {
if (isFirst) {
bareSuper.insertAfter(nodes);
isFirst = false;
} else {
bareSuper.insertAfter(nodes.map(n => _core.types.cloneNode(n)));
}
}
} else {
constructor.get("body").unshiftContainer("body", nodes);
}
}
function extractComputedKeys(path, computedPaths, file) {
const declarations = [];
const state = {
classBinding: path.node.id && path.scope.getBinding(path.node.id.name),
file
};
for (const computedPath of computedPaths) {
const computedKey = computedPath.get("key");
if (computedKey.isReferencedIdentifier()) {
handleClassTDZ(computedKey, state);
} else {
computedKey.traverse(classFieldDefinitionEvaluationTDZVisitor, state);
}
const computedNode = computedPath.node;
if (!computedKey.isConstantExpression()) {
const ident = path.scope.generateUidIdentifierBasedOnNode(computedNode.key);
path.scope.push({
id: ident,
kind: "let"
});
declarations.push(_core.types.expressionStatement(_core.types.assignmentExpression("=", _core.types.cloneNode(ident), computedNode.key)));
computedNode.key = _core.types.cloneNode(ident);
}
}
return declarations;
}
//# sourceMappingURL=misc.js.map
@@ -0,0 +1 @@
{"version":3,"names":["findBareSupers","traverse","visitors","merge","Super","path","node","parentPath","isCallExpression","callee","push","environmentVisitor","referenceVisitor","skip","ReferencedIdentifier","scope","hasOwnBinding","name","rename","handleClassTDZ","state","classBinding","getBinding","classNameTDZError","file","addHelper","throwNode","t","callExpression","stringLiteral","replaceWith","sequenceExpression","classFieldDefinitionEvaluationTDZVisitor","injectInitialization","constructor","nodes","renamer","length","isDerived","superClass","newConstructor","classMethod","identifier","blockStatement","params","restElement","body","template","statement","ast","get","unshiftContainer","bareSupers","isFirst","bareSuper","insertAfter","map","n","cloneNode","extractComputedKeys","computedPaths","declarations","id","computedPath","computedKey","isReferencedIdentifier","computedNode","isConstantExpression","ident","generateUidIdentifierBasedOnNode","key","kind","expressionStatement","assignmentExpression"],"sources":["../src/misc.ts"],"sourcesContent":["import { template, traverse, types as t } from \"@babel/core\";\nimport type { File } from \"@babel/core\";\nimport type { NodePath, Scope, Visitor, Binding } from \"@babel/traverse\";\nimport environmentVisitor from \"@babel/helper-environment-visitor\";\n\nconst findBareSupers = traverse.visitors.merge<NodePath<t.CallExpression>[]>([\n {\n Super(path) {\n const { node, parentPath } = path;\n if (parentPath.isCallExpression({ callee: node })) {\n this.push(parentPath);\n }\n },\n },\n environmentVisitor,\n]);\n\nconst referenceVisitor: Visitor<{ scope: Scope }> = {\n \"TSTypeAnnotation|TypeAnnotation\"(\n path: NodePath<t.TSTypeAnnotation | t.TypeAnnotation>,\n ) {\n path.skip();\n },\n\n ReferencedIdentifier(path: NodePath<t.Identifier>, { scope }) {\n if (scope.hasOwnBinding(path.node.name)) {\n scope.rename(path.node.name);\n path.skip();\n }\n },\n};\n\ntype HandleClassTDZState = {\n classBinding: Binding;\n file: File;\n};\n\nfunction handleClassTDZ(\n path: NodePath<t.Identifier>,\n state: HandleClassTDZState,\n) {\n if (\n state.classBinding &&\n state.classBinding === path.scope.getBinding(path.node.name)\n ) {\n const classNameTDZError = state.file.addHelper(\"classNameTDZError\");\n const throwNode = t.callExpression(classNameTDZError, [\n t.stringLiteral(path.node.name),\n ]);\n\n path.replaceWith(t.sequenceExpression([throwNode, path.node]));\n path.skip();\n }\n}\n\nconst classFieldDefinitionEvaluationTDZVisitor: Visitor<HandleClassTDZState> = {\n ReferencedIdentifier: handleClassTDZ,\n};\n\ninterface RenamerState {\n scope: Scope;\n}\n\nexport function injectInitialization(\n path: NodePath<t.Class>,\n constructor: NodePath<t.ClassMethod> | undefined,\n nodes: t.Statement[],\n renamer?: (visitor: Visitor<RenamerState>, state: RenamerState) => void,\n) {\n if (!nodes.length) return;\n\n const isDerived = !!path.node.superClass;\n\n if (!constructor) {\n const newConstructor = t.classMethod(\n \"constructor\",\n t.identifier(\"constructor\"),\n [],\n t.blockStatement([]),\n );\n\n if (isDerived) {\n newConstructor.params = [t.restElement(t.identifier(\"args\"))];\n newConstructor.body.body.push(template.statement.ast`super(...args)`);\n }\n\n [constructor] = path\n .get(\"body\")\n .unshiftContainer(\"body\", newConstructor) as NodePath<t.ClassMethod>[];\n }\n\n if (renamer) {\n renamer(referenceVisitor, { scope: constructor.scope });\n }\n\n if (isDerived) {\n const bareSupers: NodePath<t.CallExpression>[] = [];\n constructor.traverse(findBareSupers, bareSupers);\n let isFirst = true;\n for (const bareSuper of bareSupers) {\n if (isFirst) {\n bareSuper.insertAfter(nodes);\n isFirst = false;\n } else {\n bareSuper.insertAfter(nodes.map(n => t.cloneNode(n)));\n }\n }\n } else {\n constructor.get(\"body\").unshiftContainer(\"body\", nodes);\n }\n}\n\nexport function extractComputedKeys(\n path: NodePath<t.Class>,\n computedPaths: NodePath<t.ClassProperty | t.ClassMethod>[],\n file: File,\n) {\n const declarations: t.ExpressionStatement[] = [];\n const state = {\n classBinding: path.node.id && path.scope.getBinding(path.node.id.name),\n file,\n };\n for (const computedPath of computedPaths) {\n const computedKey = computedPath.get(\"key\");\n if (computedKey.isReferencedIdentifier()) {\n handleClassTDZ(computedKey, state);\n } else {\n computedKey.traverse(classFieldDefinitionEvaluationTDZVisitor, state);\n }\n\n const computedNode = computedPath.node;\n // Make sure computed property names are only evaluated once (upon class definition)\n // and in the right order in combination with static properties\n if (!computedKey.isConstantExpression()) {\n const ident = path.scope.generaLine truncated
@@ -0,0 +1,14 @@
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.assertFieldTransformed = assertFieldTransformed;
function assertFieldTransformed(path) {
if (path.node.declare) {
throw path.buildCodeFrameError(`TypeScript 'declare' fields must first be transformed by ` + `@babel/plugin-transform-typescript.\n` + `If you have already enabled that plugin (or '@babel/preset-typescript'), make sure ` + `that it runs before any plugin related to additional class features:\n` + ` - @babel/plugin-proposal-class-properties\n` + ` - @babel/plugin-proposal-private-methods\n` + ` - @babel/plugin-proposal-decorators`);
}
}
//# sourceMappingURL=typescript.js.map
@@ -0,0 +1 @@
{"version":3,"names":["assertFieldTransformed","path","node","declare","buildCodeFrameError"],"sources":["../src/typescript.ts"],"sourcesContent":["import type { NodePath } from \"@babel/traverse\";\nimport type * as t from \"@babel/types\";\n\nexport function assertFieldTransformed(\n path: NodePath<t.ClassProperty | t.ClassDeclaration>,\n) {\n // TODO (Babel 8): Also check path.node.definite\n\n if (path.node.declare) {\n throw path.buildCodeFrameError(\n `TypeScript 'declare' fields must first be transformed by ` +\n `@babel/plugin-transform-typescript.\\n` +\n `If you have already enabled that plugin (or '@babel/preset-typescript'), make sure ` +\n `that it runs before any plugin related to additional class features:\\n` +\n ` - @babel/plugin-proposal-class-properties\\n` +\n ` - @babel/plugin-proposal-private-methods\\n` +\n ` - @babel/plugin-proposal-decorators`,\n );\n }\n}\n"],"mappings":";;;;;;AAGO,SAASA,sBAAsB,CACpCC,IAAoD,EACpD;;EAGA,IAAIA,IAAI,CAACC,IAAI,CAACC,OAAO,EAAE;IACrB,MAAMF,IAAI,CAACG,mBAAmB,CAC3B,2DAA0D,GACxD,uCAAsC,GACtC,qFAAoF,GACpF,wEAAuE,GACvE,8CAA6C,GAC7C,6CAA4C,GAC5C,sCAAqC,CACzC;EACH;AACF"}