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- import {createRequire as __cjsCompatRequire} from 'module';
- const require = __cjsCompatRequire(import.meta.url);
-
- import {
- TypeScriptReflectionHost
- } from "./chunk-4NU6EGYK.js";
- import {
- isAliasImportDeclaration,
- loadIsReferencedAliasDeclarationPatch
- } from "./chunk-7RPZKH3B.js";
- // bazel-out/darwin-fastbuild/bin/packages/compiler-cli/src/transformers/downlevel_decorators_transform/downlevel_decorators_transform.mjs
- import ts from "typescript";
- function isAngularDecorator(decorator, isCore) {
- return isCore || decorator.import !== null && decorator.import.from === "@angular/core";
- }
- var DECORATOR_INVOCATION_JSDOC_TYPE = "!Array<{type: !Function, args: (undefined|!Array<?>)}>";
- function extractMetadataFromSingleDecorator(decorator, diagnostics) {
- const metadataProperties = [];
- const expr = decorator.expression;
- switch (expr.kind) {
- case ts.SyntaxKind.Identifier:
- metadataProperties.push(ts.factory.createPropertyAssignment("type", expr));
- break;
- case ts.SyntaxKind.CallExpression:
- const call = expr;
- metadataProperties.push(ts.factory.createPropertyAssignment("type", call.expression));
- if (call.arguments.length) {
- const args = [];
- for (const arg of call.arguments) {
- args.push(arg);
- }
- const argsArrayLiteral = ts.factory.createArrayLiteralExpression(ts.factory.createNodeArray(args, true));
- metadataProperties.push(ts.factory.createPropertyAssignment("args", argsArrayLiteral));
- }
- break;
- default:
- diagnostics.push({
- file: decorator.getSourceFile(),
- start: decorator.getStart(),
- length: decorator.getEnd() - decorator.getStart(),
- messageText: `${ts.SyntaxKind[decorator.kind]} not implemented in gathering decorator metadata.`,
- category: ts.DiagnosticCategory.Error,
- code: 0
- });
- break;
- }
- return ts.factory.createObjectLiteralExpression(metadataProperties);
- }
- function createCtorParametersClassProperty(diagnostics, entityNameToExpression, ctorParameters, isClosureCompilerEnabled) {
- const params = [];
- for (const ctorParam of ctorParameters) {
- if (!ctorParam.type && ctorParam.decorators.length === 0) {
- params.push(ts.factory.createNull());
- continue;
- }
- const paramType = ctorParam.type ? typeReferenceToExpression(entityNameToExpression, ctorParam.type) : void 0;
- const members = [ts.factory.createPropertyAssignment("type", paramType || ts.factory.createIdentifier("undefined"))];
- const decorators = [];
- for (const deco of ctorParam.decorators) {
- decorators.push(extractMetadataFromSingleDecorator(deco, diagnostics));
- }
- if (decorators.length) {
- members.push(ts.factory.createPropertyAssignment("decorators", ts.factory.createArrayLiteralExpression(decorators)));
- }
- params.push(ts.factory.createObjectLiteralExpression(members));
- }
- const initializer = ts.factory.createArrowFunction(void 0, void 0, [], void 0, ts.factory.createToken(ts.SyntaxKind.EqualsGreaterThanToken), ts.factory.createArrayLiteralExpression(params, true));
- const ctorProp = ts.factory.createPropertyDeclaration([ts.factory.createToken(ts.SyntaxKind.StaticKeyword)], "ctorParameters", void 0, void 0, initializer);
- if (isClosureCompilerEnabled) {
- ts.setSyntheticLeadingComments(ctorProp, [
- {
- kind: ts.SyntaxKind.MultiLineCommentTrivia,
- text: [
- `*`,
- ` * @type {function(): !Array<(null|{`,
- ` * type: ?,`,
- ` * decorators: (undefined|${DECORATOR_INVOCATION_JSDOC_TYPE}),`,
- ` * })>}`,
- ` * @nocollapse`,
- ` `
- ].join("\n"),
- pos: -1,
- end: -1,
- hasTrailingNewLine: true
- }
- ]);
- }
- return ctorProp;
- }
- function typeReferenceToExpression(entityNameToExpression, node) {
- let kind = node.kind;
- if (ts.isLiteralTypeNode(node)) {
- kind = node.literal.kind;
- }
- switch (kind) {
- case ts.SyntaxKind.FunctionType:
- case ts.SyntaxKind.ConstructorType:
- return ts.factory.createIdentifier("Function");
- case ts.SyntaxKind.ArrayType:
- case ts.SyntaxKind.TupleType:
- return ts.factory.createIdentifier("Array");
- case ts.SyntaxKind.TypePredicate:
- case ts.SyntaxKind.TrueKeyword:
- case ts.SyntaxKind.FalseKeyword:
- case ts.SyntaxKind.BooleanKeyword:
- return ts.factory.createIdentifier("Boolean");
- case ts.SyntaxKind.StringLiteral:
- case ts.SyntaxKind.StringKeyword:
- return ts.factory.createIdentifier("String");
- case ts.SyntaxKind.ObjectKeyword:
- return ts.factory.createIdentifier("Object");
- case ts.SyntaxKind.NumberKeyword:
- case ts.SyntaxKind.NumericLiteral:
- return ts.factory.createIdentifier("Number");
- case ts.SyntaxKind.TypeReference:
- const typeRef = node;
- return entityNameToExpression(typeRef.typeName);
- case ts.SyntaxKind.UnionType:
- const childTypeNodes = node.types.filter((t) => !(ts.isLiteralTypeNode(t) && t.literal.kind === ts.SyntaxKind.NullKeyword));
- return childTypeNodes.length === 1 ? typeReferenceToExpression(entityNameToExpression, childTypeNodes[0]) : void 0;
- default:
- return void 0;
- }
- }
- function symbolIsRuntimeValue(typeChecker, symbol) {
- if (symbol.flags & ts.SymbolFlags.Alias) {
- symbol = typeChecker.getAliasedSymbol(symbol);
- }
- return (symbol.flags & ts.SymbolFlags.Value & ts.SymbolFlags.ConstEnumExcludes) !== 0;
- }
- function getDownlevelDecoratorsTransform(typeChecker, host, diagnostics, isCore, isClosureCompilerEnabled) {
- function addJSDocTypeAnnotation(node, jsdocType) {
- if (!isClosureCompilerEnabled) {
- return;
- }
- ts.setSyntheticLeadingComments(node, [
- {
- kind: ts.SyntaxKind.MultiLineCommentTrivia,
- text: `* @type {${jsdocType}} `,
- pos: -1,
- end: -1,
- hasTrailingNewLine: true
- }
- ]);
- }
- function createPropDecoratorsClassProperty(diagnostics2, properties) {
- const entries = [];
- for (const [name, decorators] of properties.entries()) {
- entries.push(ts.factory.createPropertyAssignment(name, ts.factory.createArrayLiteralExpression(decorators.map((deco) => extractMetadataFromSingleDecorator(deco, diagnostics2)))));
- }
- const initializer = ts.factory.createObjectLiteralExpression(entries, true);
- const prop = ts.factory.createPropertyDeclaration([ts.factory.createToken(ts.SyntaxKind.StaticKeyword)], "propDecorators", void 0, void 0, initializer);
- addJSDocTypeAnnotation(prop, `!Object<string, ${DECORATOR_INVOCATION_JSDOC_TYPE}>`);
- return prop;
- }
- return (context) => {
- const referencedParameterTypes = loadIsReferencedAliasDeclarationPatch(context);
- function entityNameToExpression(name) {
- const symbol = typeChecker.getSymbolAtLocation(name);
- if (!symbol || !symbolIsRuntimeValue(typeChecker, symbol) || !symbol.declarations || symbol.declarations.length === 0) {
- return void 0;
- }
- if (ts.isQualifiedName(name)) {
- const containerExpr = entityNameToExpression(name.left);
- if (containerExpr === void 0) {
- return void 0;
- }
- return ts.factory.createPropertyAccessExpression(containerExpr, name.right);
- }
- const decl = symbol.declarations[0];
- if (isAliasImportDeclaration(decl)) {
- referencedParameterTypes.add(decl);
- if (decl.name !== void 0) {
- return ts.setOriginalNode(ts.factory.createIdentifier(decl.name.text), decl.name);
- }
- }
- return ts.setOriginalNode(ts.factory.createIdentifier(name.text), name);
- }
- function transformClassElement(element) {
- element = ts.visitEachChild(element, decoratorDownlevelVisitor, context);
- const decoratorsToKeep = [];
- const toLower = [];
- const decorators = host.getDecoratorsOfDeclaration(element) || [];
- for (const decorator of decorators) {
- const decoratorNode = decorator.node;
- if (!isAngularDecorator(decorator, isCore)) {
- decoratorsToKeep.push(decoratorNode);
- continue;
- }
- toLower.push(decoratorNode);
- }
- if (!toLower.length)
- return [void 0, element, []];
- if (!element.name || !ts.isIdentifier(element.name)) {
- diagnostics.push({
- file: element.getSourceFile(),
- start: element.getStart(),
- length: element.getEnd() - element.getStart(),
- messageText: `Cannot process decorators for class element with non-analyzable name.`,
- category: ts.DiagnosticCategory.Error,
- code: 0
- });
- return [void 0, element, []];
- }
- const elementModifiers = ts.canHaveModifiers(element) ? ts.getModifiers(element) : void 0;
- let modifiers;
- if (decoratorsToKeep.length || (elementModifiers == null ? void 0 : elementModifiers.length)) {
- modifiers = ts.setTextRange(ts.factory.createNodeArray([...decoratorsToKeep, ...elementModifiers || []]), element.modifiers);
- }
- return [element.name.text, cloneClassElementWithModifiers(element, modifiers), toLower];
- }
- function transformConstructor(ctor) {
- ctor = ts.visitEachChild(ctor, decoratorDownlevelVisitor, context);
- const newParameters = [];
- const oldParameters = ctor.parameters;
- const parametersInfo = [];
- for (const param of oldParameters) {
- const decoratorsToKeep = [];
- const paramInfo = { decorators: [], type: null };
- const decorators = host.getDecoratorsOfDeclaration(param) || [];
- for (const decorator of decorators) {
- const decoratorNode = decorator.node;
- if (!isAngularDecorator(decorator, isCore)) {
- decoratorsToKeep.push(decoratorNode);
- continue;
- }
- paramInfo.decorators.push(decoratorNode);
- }
- if (param.type) {
- paramInfo.type = param.type;
- }
- parametersInfo.push(paramInfo);
- let modifiers;
- const paramModifiers = ts.getModifiers(param);
- if (decoratorsToKeep.length || (paramModifiers == null ? void 0 : paramModifiers.length)) {
- modifiers = [...decoratorsToKeep, ...paramModifiers || []];
- }
- const newParam = ts.factory.updateParameterDeclaration(param, modifiers, param.dotDotDotToken, param.name, param.questionToken, param.type, param.initializer);
- newParameters.push(newParam);
- }
- const updated = ts.factory.updateConstructorDeclaration(ctor, ts.getModifiers(ctor), newParameters, ctor.body);
- return [updated, parametersInfo];
- }
- function transformClassDeclaration(classDecl) {
- const newMembers = [];
- const decoratedProperties = /* @__PURE__ */ new Map();
- let classParameters = null;
- for (const member of classDecl.members) {
- switch (member.kind) {
- case ts.SyntaxKind.PropertyDeclaration:
- case ts.SyntaxKind.GetAccessor:
- case ts.SyntaxKind.SetAccessor:
- case ts.SyntaxKind.MethodDeclaration: {
- const [name, newMember, decorators] = transformClassElement(member);
- newMembers.push(newMember);
- if (name)
- decoratedProperties.set(name, decorators);
- continue;
- }
- case ts.SyntaxKind.Constructor: {
- const ctor = member;
- if (!ctor.body)
- break;
- const [newMember, parametersInfo] = transformConstructor(member);
- classParameters = parametersInfo;
- newMembers.push(newMember);
- continue;
- }
- default:
- break;
- }
- newMembers.push(ts.visitEachChild(member, decoratorDownlevelVisitor, context));
- }
- const possibleAngularDecorators = host.getDecoratorsOfDeclaration(classDecl) || [];
- const hasAngularDecorator = possibleAngularDecorators.some((d) => isAngularDecorator(d, isCore));
- if (classParameters) {
- if (hasAngularDecorator || classParameters.some((p) => !!p.decorators.length)) {
- newMembers.push(createCtorParametersClassProperty(diagnostics, entityNameToExpression, classParameters, isClosureCompilerEnabled));
- }
- }
- if (decoratedProperties.size) {
- newMembers.push(createPropDecoratorsClassProperty(diagnostics, decoratedProperties));
- }
- const members = ts.setTextRange(ts.factory.createNodeArray(newMembers, classDecl.members.hasTrailingComma), classDecl.members);
- return ts.factory.updateClassDeclaration(classDecl, classDecl.modifiers, classDecl.name, classDecl.typeParameters, classDecl.heritageClauses, members);
- }
- function decoratorDownlevelVisitor(node) {
- if (ts.isClassDeclaration(node)) {
- return transformClassDeclaration(node);
- }
- return ts.visitEachChild(node, decoratorDownlevelVisitor, context);
- }
- return (sf) => {
- return ts.visitEachChild(sf, decoratorDownlevelVisitor, context);
- };
- };
- }
- function cloneClassElementWithModifiers(node, modifiers) {
- let clone;
- if (ts.isMethodDeclaration(node)) {
- clone = ts.factory.createMethodDeclaration(modifiers, node.asteriskToken, node.name, node.questionToken, node.typeParameters, node.parameters, node.type, node.body);
- } else if (ts.isPropertyDeclaration(node)) {
- clone = ts.factory.createPropertyDeclaration(modifiers, node.name, node.questionToken, node.type, node.initializer);
- } else if (ts.isGetAccessor(node)) {
- clone = ts.factory.createGetAccessorDeclaration(modifiers, node.name, node.parameters, node.type, node.body);
- } else if (ts.isSetAccessor(node)) {
- clone = ts.factory.createSetAccessorDeclaration(modifiers, node.name, node.parameters, node.body);
- } else {
- throw new Error(`Unsupported decorated member with kind ${ts.SyntaxKind[node.kind]}`);
- }
- return ts.setOriginalNode(clone, node);
- }
- // bazel-out/darwin-fastbuild/bin/packages/compiler-cli/private/tooling.mjs
- var GLOBAL_DEFS_FOR_TERSER = {
- ngDevMode: false,
- ngI18nClosureMode: false
- };
- var GLOBAL_DEFS_FOR_TERSER_WITH_AOT = {
- ...GLOBAL_DEFS_FOR_TERSER,
- ngJitMode: false
- };
- function constructorParametersDownlevelTransform(program) {
- const typeChecker = program.getTypeChecker();
- const reflectionHost = new TypeScriptReflectionHost(typeChecker);
- return getDownlevelDecoratorsTransform(
- typeChecker,
- reflectionHost,
- [],
- false,
- false
- );
- }
- export {
- GLOBAL_DEFS_FOR_TERSER,
- GLOBAL_DEFS_FOR_TERSER_WITH_AOT,
- constructorParametersDownlevelTransform
- };
- /**
- * @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
- */
- //# sourceMappingURL=chunk-73XDHERB.js.map
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