310 lines
14 KiB
JavaScript
Executable file
310 lines
14 KiB
JavaScript
Executable file
"use strict";
|
|
/**
|
|
* @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
|
|
*/
|
|
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
|
|
if (k2 === undefined) k2 = k;
|
|
var desc = Object.getOwnPropertyDescriptor(m, k);
|
|
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
|
|
desc = { enumerable: true, get: function() { return m[k]; } };
|
|
}
|
|
Object.defineProperty(o, k2, desc);
|
|
}) : (function(o, m, k, k2) {
|
|
if (k2 === undefined) k2 = k;
|
|
o[k2] = m[k];
|
|
}));
|
|
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
|
|
Object.defineProperty(o, "default", { enumerable: true, value: v });
|
|
}) : function(o, v) {
|
|
o["default"] = v;
|
|
});
|
|
var __importStar = (this && this.__importStar) || function (mod) {
|
|
if (mod && mod.__esModule) return mod;
|
|
var result = {};
|
|
if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
|
|
__setModuleDefault(result, mod);
|
|
return result;
|
|
};
|
|
var __importDefault = (this && this.__importDefault) || function (mod) {
|
|
return (mod && mod.__esModule) ? mod : { "default": mod };
|
|
};
|
|
Object.defineProperty(exports, "__esModule", { value: true });
|
|
exports.WebpackResourceLoader = void 0;
|
|
const node_assert_1 = __importDefault(require("node:assert"));
|
|
const node_buffer_1 = require("node:buffer");
|
|
const path = __importStar(require("node:path"));
|
|
const vm = __importStar(require("node:vm"));
|
|
const diagnostics_1 = require("./ivy/diagnostics");
|
|
const paths_1 = require("./ivy/paths");
|
|
const inline_resource_1 = require("./loaders/inline-resource");
|
|
const replace_resources_1 = require("./transformers/replace_resources");
|
|
class WebpackResourceLoader {
|
|
_parentCompilation;
|
|
_fileDependencies = new Map();
|
|
_reverseDependencies = new Map();
|
|
fileCache;
|
|
assetCache;
|
|
modifiedResources = new Set();
|
|
outputPathCounter = 1;
|
|
inlineDataLoaderPath = inline_resource_1.InlineAngularResourceLoaderPath;
|
|
constructor(shouldCache) {
|
|
if (shouldCache) {
|
|
this.fileCache = new Map();
|
|
this.assetCache = new Map();
|
|
}
|
|
}
|
|
update(parentCompilation, changedFiles) {
|
|
this._parentCompilation = parentCompilation;
|
|
// Update resource cache and modified resources
|
|
this.modifiedResources.clear();
|
|
if (changedFiles) {
|
|
for (const changedFile of changedFiles) {
|
|
const changedFileNormalized = (0, paths_1.normalizePath)(changedFile);
|
|
this.assetCache?.delete(changedFileNormalized);
|
|
for (const affectedResource of this.getAffectedResources(changedFile)) {
|
|
const affectedResourceNormalized = (0, paths_1.normalizePath)(affectedResource);
|
|
this.fileCache?.delete(affectedResourceNormalized);
|
|
this.modifiedResources.add(affectedResource);
|
|
for (const effectedDependencies of this.getResourceDependencies(affectedResourceNormalized)) {
|
|
this.assetCache?.delete((0, paths_1.normalizePath)(effectedDependencies));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else {
|
|
this.fileCache?.clear();
|
|
this.assetCache?.clear();
|
|
}
|
|
// Re-emit all assets for un-effected files
|
|
if (this.assetCache) {
|
|
for (const [, { name, source, info }] of this.assetCache) {
|
|
this._parentCompilation.emitAsset(name, source, info);
|
|
}
|
|
}
|
|
}
|
|
clearParentCompilation() {
|
|
this._parentCompilation = undefined;
|
|
}
|
|
getModifiedResourceFiles() {
|
|
return this.modifiedResources;
|
|
}
|
|
getResourceDependencies(filePath) {
|
|
return this._fileDependencies.get(filePath) || [];
|
|
}
|
|
getAffectedResources(file) {
|
|
return this._reverseDependencies.get(file) || [];
|
|
}
|
|
setAffectedResources(file, resources) {
|
|
this._reverseDependencies.set(file, new Set(resources));
|
|
}
|
|
// eslint-disable-next-line max-lines-per-function
|
|
async _compile(filePath, data, fileExtension, resourceType, containingFile) {
|
|
if (!this._parentCompilation) {
|
|
throw new Error('WebpackResourceLoader cannot be used without parentCompilation');
|
|
}
|
|
const { context, webpack } = this._parentCompilation.compiler;
|
|
const { EntryPlugin, NormalModule, library, node, sources, util: { createHash }, } = webpack;
|
|
const getEntry = () => {
|
|
if (filePath) {
|
|
return `${filePath}?${replace_resources_1.NG_COMPONENT_RESOURCE_QUERY}`;
|
|
}
|
|
else if (resourceType) {
|
|
return (
|
|
// app.component.ts-2.css?ngResource!=!@ngtools/webpack/src/loaders/inline-resource.js!app.component.ts
|
|
`${containingFile}-${this.outputPathCounter}.${fileExtension}` +
|
|
`?${replace_resources_1.NG_COMPONENT_RESOURCE_QUERY}!=!${this.inlineDataLoaderPath}!${containingFile}`);
|
|
}
|
|
else if (data) {
|
|
// Create a special URL for reading the resource from memory
|
|
return `angular-resource:${resourceType},${createHash('xxhash64')
|
|
.update(data)
|
|
.digest('hex')}`;
|
|
}
|
|
throw new Error(`"filePath", "resourceType" or "data" must be specified.`);
|
|
};
|
|
const entry = getEntry();
|
|
// Simple sanity check.
|
|
if (filePath?.match(/\.[jt]s$/)) {
|
|
throw new Error(`Cannot use a JavaScript or TypeScript file (${filePath}) in a component's styleUrls or templateUrl.`);
|
|
}
|
|
const outputFilePath = filePath ||
|
|
`${containingFile}-angular-inline--${this.outputPathCounter++}.${resourceType === 'template' ? 'html' : 'css'}`;
|
|
const outputOptions = {
|
|
filename: outputFilePath,
|
|
library: {
|
|
type: 'var',
|
|
name: 'resource',
|
|
},
|
|
};
|
|
const childCompiler = this._parentCompilation.createChildCompiler('angular-compiler:resource', outputOptions, [
|
|
new node.NodeTemplatePlugin(),
|
|
new node.NodeTargetPlugin(),
|
|
new EntryPlugin(context, entry, { name: 'resource' }),
|
|
new library.EnableLibraryPlugin('var'),
|
|
]);
|
|
childCompiler.hooks.thisCompilation.tap('angular-compiler', (compilation, { normalModuleFactory }) => {
|
|
// If no data is provided, the resource will be read from the filesystem
|
|
if (data !== undefined) {
|
|
normalModuleFactory.hooks.resolveForScheme
|
|
.for('angular-resource')
|
|
.tap('angular-compiler', (resourceData) => {
|
|
if (filePath) {
|
|
resourceData.path = filePath;
|
|
resourceData.resource = filePath;
|
|
}
|
|
return true;
|
|
});
|
|
NormalModule.getCompilationHooks(compilation)
|
|
.readResourceForScheme.for('angular-resource')
|
|
.tap('angular-compiler', () => data);
|
|
compilation[inline_resource_1.InlineAngularResourceSymbol] = data;
|
|
}
|
|
compilation.hooks.additionalAssets.tap('angular-compiler', () => {
|
|
const asset = compilation.assets[outputFilePath];
|
|
if (!asset) {
|
|
return;
|
|
}
|
|
try {
|
|
const output = this._evaluate(outputFilePath, asset.source().toString());
|
|
if (typeof output === 'string') {
|
|
compilation.assets[outputFilePath] = new sources.RawSource(output);
|
|
}
|
|
}
|
|
catch (error) {
|
|
(0, node_assert_1.default)(error instanceof Error, 'catch clause variable is not an Error instance');
|
|
// Use compilation errors, as otherwise webpack will choke
|
|
(0, diagnostics_1.addError)(compilation, error.message);
|
|
}
|
|
});
|
|
});
|
|
let finalContent;
|
|
childCompiler.hooks.compilation.tap('angular-compiler', (childCompilation) => {
|
|
childCompilation.hooks.processAssets.tap({ name: 'angular-compiler', stage: webpack.Compilation.PROCESS_ASSETS_STAGE_REPORT }, () => {
|
|
finalContent = childCompilation.assets[outputFilePath]?.source().toString();
|
|
for (const { files } of childCompilation.chunks) {
|
|
for (const file of files) {
|
|
childCompilation.deleteAsset(file);
|
|
}
|
|
}
|
|
});
|
|
});
|
|
return new Promise((resolve, reject) => {
|
|
childCompiler.runAsChild((error, _, childCompilation) => {
|
|
if (error) {
|
|
reject(error);
|
|
return;
|
|
}
|
|
else if (!childCompilation) {
|
|
reject(new Error('Unknown child compilation error'));
|
|
return;
|
|
}
|
|
// Workaround to attempt to reduce memory usage of child compilations.
|
|
// This removes the child compilation from the main compilation and manually propagates
|
|
// all dependencies, warnings, and errors.
|
|
const parent = childCompiler.parentCompilation;
|
|
if (parent) {
|
|
parent.children = parent.children.filter((child) => child !== childCompilation);
|
|
let fileDependencies;
|
|
for (const dependency of childCompilation.fileDependencies) {
|
|
// Skip paths that do not appear to be files (have no extension).
|
|
// `fileDependencies` can contain directories and not just files which can
|
|
// cause incorrect cache invalidation on rebuilds.
|
|
if (!path.extname(dependency)) {
|
|
continue;
|
|
}
|
|
if (data && containingFile && dependency.endsWith(entry)) {
|
|
// use containing file if the resource was inline
|
|
parent.fileDependencies.add(containingFile);
|
|
}
|
|
else {
|
|
parent.fileDependencies.add(dependency);
|
|
}
|
|
// Save the dependencies for this resource.
|
|
if (filePath) {
|
|
const resolvedFile = (0, paths_1.normalizePath)(dependency);
|
|
const entry = this._reverseDependencies.get(resolvedFile);
|
|
if (entry) {
|
|
entry.add(filePath);
|
|
}
|
|
else {
|
|
this._reverseDependencies.set(resolvedFile, new Set([filePath]));
|
|
}
|
|
if (fileDependencies) {
|
|
fileDependencies.add(dependency);
|
|
}
|
|
else {
|
|
fileDependencies = new Set([dependency]);
|
|
this._fileDependencies.set(filePath, fileDependencies);
|
|
}
|
|
}
|
|
}
|
|
parent.contextDependencies.addAll(childCompilation.contextDependencies);
|
|
parent.missingDependencies.addAll(childCompilation.missingDependencies);
|
|
parent.buildDependencies.addAll(childCompilation.buildDependencies);
|
|
parent.warnings.push(...childCompilation.warnings);
|
|
parent.errors.push(...childCompilation.errors);
|
|
if (this.assetCache) {
|
|
for (const { info, name, source } of childCompilation.getAssets()) {
|
|
// Use the originating file as the cache key if present
|
|
// Otherwise, generate a cache key based on the generated name
|
|
const cacheKey = info.sourceFilename ?? `!![GENERATED]:${name}`;
|
|
this.assetCache.set(cacheKey, { info, name, source });
|
|
}
|
|
}
|
|
}
|
|
resolve({
|
|
content: finalContent ?? '',
|
|
success: childCompilation.errors?.length === 0,
|
|
});
|
|
});
|
|
});
|
|
}
|
|
_evaluate(filename, source) {
|
|
// Evaluate code
|
|
// css-loader requires the btoa function to exist to correctly generate inline sourcemaps
|
|
const context = {
|
|
btoa(input) {
|
|
return node_buffer_1.Buffer.from(input).toString('base64');
|
|
},
|
|
};
|
|
try {
|
|
vm.runInNewContext(source, context, { filename });
|
|
}
|
|
catch {
|
|
// Error are propagated through the child compilation.
|
|
return null;
|
|
}
|
|
if (typeof context.resource === 'string') {
|
|
return context.resource;
|
|
}
|
|
else if (typeof context.resource?.default === 'string') {
|
|
return context.resource.default;
|
|
}
|
|
throw new Error(`The loader "${filename}" didn't return a string.`);
|
|
}
|
|
async get(filePath) {
|
|
const normalizedFile = (0, paths_1.normalizePath)(filePath);
|
|
let compilationResult = this.fileCache?.get(normalizedFile);
|
|
if (compilationResult === undefined) {
|
|
// cache miss so compile resource
|
|
compilationResult = await this._compile(filePath);
|
|
// Only cache if compilation was successful
|
|
if (this.fileCache && compilationResult.success) {
|
|
this.fileCache.set(normalizedFile, compilationResult);
|
|
}
|
|
}
|
|
return compilationResult.content;
|
|
}
|
|
async process(data, fileExtension, resourceType, containingFile) {
|
|
if (data.trim().length === 0) {
|
|
return '';
|
|
}
|
|
const compilationResult = await this._compile(undefined, data, fileExtension, resourceType, containingFile);
|
|
return compilationResult.content;
|
|
}
|
|
}
|
|
exports.WebpackResourceLoader = WebpackResourceLoader;
|