diff options
Diffstat (limited to 'node_modules/webpack/lib/Compiler.js')
| -rw-r--r-- | node_modules/webpack/lib/Compiler.js | 735 |
1 files changed, 0 insertions, 735 deletions
diff --git a/node_modules/webpack/lib/Compiler.js b/node_modules/webpack/lib/Compiler.js deleted file mode 100644 index 376aa28..0000000 --- a/node_modules/webpack/lib/Compiler.js +++ /dev/null @@ -1,735 +0,0 @@ -/* - MIT License http://www.opensource.org/licenses/mit-license.php - Author Tobias Koppers @sokra -*/ -"use strict"; - -const parseJson = require("json-parse-better-errors"); -const asyncLib = require("neo-async"); -const path = require("path"); -const { Source } = require("webpack-sources"); -const util = require("util"); -const { - Tapable, - SyncHook, - SyncBailHook, - AsyncParallelHook, - AsyncSeriesHook -} = require("tapable"); - -const Compilation = require("./Compilation"); -const Stats = require("./Stats"); -const Watching = require("./Watching"); -const NormalModuleFactory = require("./NormalModuleFactory"); -const ContextModuleFactory = require("./ContextModuleFactory"); -const ResolverFactory = require("./ResolverFactory"); - -const RequestShortener = require("./RequestShortener"); -const { makePathsRelative } = require("./util/identifier"); -const ConcurrentCompilationError = require("./ConcurrentCompilationError"); -const { Logger } = require("./logging/Logger"); - -/** @typedef {import("../declarations/WebpackOptions").Entry} Entry */ -/** @typedef {import("../declarations/WebpackOptions").WebpackOptions} WebpackOptions */ - -/** - * @typedef {Object} CompilationParams - * @property {NormalModuleFactory} normalModuleFactory - * @property {ContextModuleFactory} contextModuleFactory - * @property {Set<string>} compilationDependencies - */ - -class Compiler extends Tapable { - constructor(context) { - super(); - this.hooks = { - /** @type {SyncBailHook<Compilation>} */ - shouldEmit: new SyncBailHook(["compilation"]), - /** @type {AsyncSeriesHook<Stats>} */ - done: new AsyncSeriesHook(["stats"]), - /** @type {AsyncSeriesHook<>} */ - additionalPass: new AsyncSeriesHook([]), - /** @type {AsyncSeriesHook<Compiler>} */ - beforeRun: new AsyncSeriesHook(["compiler"]), - /** @type {AsyncSeriesHook<Compiler>} */ - run: new AsyncSeriesHook(["compiler"]), - /** @type {AsyncSeriesHook<Compilation>} */ - emit: new AsyncSeriesHook(["compilation"]), - /** @type {AsyncSeriesHook<string, Buffer>} */ - assetEmitted: new AsyncSeriesHook(["file", "content"]), - /** @type {AsyncSeriesHook<Compilation>} */ - afterEmit: new AsyncSeriesHook(["compilation"]), - - /** @type {SyncHook<Compilation, CompilationParams>} */ - thisCompilation: new SyncHook(["compilation", "params"]), - /** @type {SyncHook<Compilation, CompilationParams>} */ - compilation: new SyncHook(["compilation", "params"]), - /** @type {SyncHook<NormalModuleFactory>} */ - normalModuleFactory: new SyncHook(["normalModuleFactory"]), - /** @type {SyncHook<ContextModuleFactory>} */ - contextModuleFactory: new SyncHook(["contextModulefactory"]), - - /** @type {AsyncSeriesHook<CompilationParams>} */ - beforeCompile: new AsyncSeriesHook(["params"]), - /** @type {SyncHook<CompilationParams>} */ - compile: new SyncHook(["params"]), - /** @type {AsyncParallelHook<Compilation>} */ - make: new AsyncParallelHook(["compilation"]), - /** @type {AsyncSeriesHook<Compilation>} */ - afterCompile: new AsyncSeriesHook(["compilation"]), - - /** @type {AsyncSeriesHook<Compiler>} */ - watchRun: new AsyncSeriesHook(["compiler"]), - /** @type {SyncHook<Error>} */ - failed: new SyncHook(["error"]), - /** @type {SyncHook<string, string>} */ - invalid: new SyncHook(["filename", "changeTime"]), - /** @type {SyncHook} */ - watchClose: new SyncHook([]), - - /** @type {SyncBailHook<string, string, any[]>} */ - infrastructureLog: new SyncBailHook(["origin", "type", "args"]), - - // TODO the following hooks are weirdly located here - // TODO move them for webpack 5 - /** @type {SyncHook} */ - environment: new SyncHook([]), - /** @type {SyncHook} */ - afterEnvironment: new SyncHook([]), - /** @type {SyncHook<Compiler>} */ - afterPlugins: new SyncHook(["compiler"]), - /** @type {SyncHook<Compiler>} */ - afterResolvers: new SyncHook(["compiler"]), - /** @type {SyncBailHook<string, Entry>} */ - entryOption: new SyncBailHook(["context", "entry"]) - }; - // TODO webpack 5 remove this - this.hooks.infrastructurelog = this.hooks.infrastructureLog; - - this._pluginCompat.tap("Compiler", options => { - switch (options.name) { - case "additional-pass": - case "before-run": - case "run": - case "emit": - case "after-emit": - case "before-compile": - case "make": - case "after-compile": - case "watch-run": - options.async = true; - break; - } - }); - - /** @type {string=} */ - this.name = undefined; - /** @type {Compilation=} */ - this.parentCompilation = undefined; - /** @type {string} */ - this.outputPath = ""; - - this.outputFileSystem = null; - this.inputFileSystem = null; - - /** @type {string|null} */ - this.recordsInputPath = null; - /** @type {string|null} */ - this.recordsOutputPath = null; - this.records = {}; - this.removedFiles = new Set(); - /** @type {Map<string, number>} */ - this.fileTimestamps = new Map(); - /** @type {Map<string, number>} */ - this.contextTimestamps = new Map(); - /** @type {ResolverFactory} */ - this.resolverFactory = new ResolverFactory(); - - this.infrastructureLogger = undefined; - - // TODO remove in webpack 5 - this.resolvers = { - normal: { - plugins: util.deprecate((hook, fn) => { - this.resolverFactory.plugin("resolver normal", resolver => { - resolver.plugin(hook, fn); - }); - }, "webpack: Using compiler.resolvers.normal is deprecated.\n" + 'Use compiler.resolverFactory.plugin("resolver normal", resolver => {\n resolver.plugin(/* … */);\n}); instead.'), - apply: util.deprecate((...args) => { - this.resolverFactory.plugin("resolver normal", resolver => { - resolver.apply(...args); - }); - }, "webpack: Using compiler.resolvers.normal is deprecated.\n" + 'Use compiler.resolverFactory.plugin("resolver normal", resolver => {\n resolver.apply(/* … */);\n}); instead.') - }, - loader: { - plugins: util.deprecate((hook, fn) => { - this.resolverFactory.plugin("resolver loader", resolver => { - resolver.plugin(hook, fn); - }); - }, "webpack: Using compiler.resolvers.loader is deprecated.\n" + 'Use compiler.resolverFactory.plugin("resolver loader", resolver => {\n resolver.plugin(/* … */);\n}); instead.'), - apply: util.deprecate((...args) => { - this.resolverFactory.plugin("resolver loader", resolver => { - resolver.apply(...args); - }); - }, "webpack: Using compiler.resolvers.loader is deprecated.\n" + 'Use compiler.resolverFactory.plugin("resolver loader", resolver => {\n resolver.apply(/* … */);\n}); instead.') - }, - context: { - plugins: util.deprecate((hook, fn) => { - this.resolverFactory.plugin("resolver context", resolver => { - resolver.plugin(hook, fn); - }); - }, "webpack: Using compiler.resolvers.context is deprecated.\n" + 'Use compiler.resolverFactory.plugin("resolver context", resolver => {\n resolver.plugin(/* … */);\n}); instead.'), - apply: util.deprecate((...args) => { - this.resolverFactory.plugin("resolver context", resolver => { - resolver.apply(...args); - }); - }, "webpack: Using compiler.resolvers.context is deprecated.\n" + 'Use compiler.resolverFactory.plugin("resolver context", resolver => {\n resolver.apply(/* … */);\n}); instead.') - } - }; - - /** @type {WebpackOptions} */ - this.options = /** @type {WebpackOptions} */ ({}); - - this.context = context; - - this.requestShortener = new RequestShortener(context); - - /** @type {boolean} */ - this.running = false; - - /** @type {boolean} */ - this.watchMode = false; - - /** @private @type {WeakMap<Source, { sizeOnlySource: SizeOnlySource, writtenTo: Map<string, number> }>} */ - this._assetEmittingSourceCache = new WeakMap(); - /** @private @type {Map<string, number>} */ - this._assetEmittingWrittenFiles = new Map(); - } - - /** - * @param {string | (function(): string)} name name of the logger, or function called once to get the logger name - * @returns {Logger} a logger with that name - */ - getInfrastructureLogger(name) { - if (!name) { - throw new TypeError( - "Compiler.getInfrastructureLogger(name) called without a name" - ); - } - return new Logger((type, args) => { - if (typeof name === "function") { - name = name(); - if (!name) { - throw new TypeError( - "Compiler.getInfrastructureLogger(name) called with a function not returning a name" - ); - } - } - if (this.hooks.infrastructureLog.call(name, type, args) === undefined) { - if (this.infrastructureLogger !== undefined) { - this.infrastructureLogger(name, type, args); - } - } - }); - } - - watch(watchOptions, handler) { - if (this.running) return handler(new ConcurrentCompilationError()); - - this.running = true; - this.watchMode = true; - this.fileTimestamps = new Map(); - this.contextTimestamps = new Map(); - this.removedFiles = new Set(); - return new Watching(this, watchOptions, handler); - } - - run(callback) { - if (this.running) return callback(new ConcurrentCompilationError()); - - const finalCallback = (err, stats) => { - this.running = false; - - if (err) { - this.hooks.failed.call(err); - } - - if (callback !== undefined) return callback(err, stats); - }; - - const startTime = Date.now(); - - this.running = true; - - const onCompiled = (err, compilation) => { - if (err) return finalCallback(err); - - if (this.hooks.shouldEmit.call(compilation) === false) { - const stats = new Stats(compilation); - stats.startTime = startTime; - stats.endTime = Date.now(); - this.hooks.done.callAsync(stats, err => { - if (err) return finalCallback(err); - return finalCallback(null, stats); - }); - return; - } - - this.emitAssets(compilation, err => { - if (err) return finalCallback(err); - - if (compilation.hooks.needAdditionalPass.call()) { - compilation.needAdditionalPass = true; - - const stats = new Stats(compilation); - stats.startTime = startTime; - stats.endTime = Date.now(); - this.hooks.done.callAsync(stats, err => { - if (err) return finalCallback(err); - - this.hooks.additionalPass.callAsync(err => { - if (err) return finalCallback(err); - this.compile(onCompiled); - }); - }); - return; - } - - this.emitRecords(err => { - if (err) return finalCallback(err); - - const stats = new Stats(compilation); - stats.startTime = startTime; - stats.endTime = Date.now(); - this.hooks.done.callAsync(stats, err => { - if (err) return finalCallback(err); - return finalCallback(null, stats); - }); - }); - }); - }; - - this.hooks.beforeRun.callAsync(this, err => { - if (err) return finalCallback(err); - - this.hooks.run.callAsync(this, err => { - if (err) return finalCallback(err); - - this.readRecords(err => { - if (err) return finalCallback(err); - - this.compile(onCompiled); - }); - }); - }); - } - - runAsChild(callback) { - this.compile((err, compilation) => { - if (err) return callback(err); - - this.parentCompilation.children.push(compilation); - for (const { name, source, info } of compilation.getAssets()) { - this.parentCompilation.emitAsset(name, source, info); - } - - const entries = Array.from( - compilation.entrypoints.values(), - ep => ep.chunks - ).reduce((array, chunks) => { - return array.concat(chunks); - }, []); - - return callback(null, entries, compilation); - }); - } - - purgeInputFileSystem() { - if (this.inputFileSystem && this.inputFileSystem.purge) { - this.inputFileSystem.purge(); - } - } - - emitAssets(compilation, callback) { - let outputPath; - const emitFiles = err => { - if (err) return callback(err); - - asyncLib.forEachLimit( - compilation.getAssets(), - 15, - ({ name: file, source }, callback) => { - let targetFile = file; - const queryStringIdx = targetFile.indexOf("?"); - if (queryStringIdx >= 0) { - targetFile = targetFile.substr(0, queryStringIdx); - } - - const writeOut = err => { - if (err) return callback(err); - const targetPath = this.outputFileSystem.join( - outputPath, - targetFile - ); - // TODO webpack 5 remove futureEmitAssets option and make it on by default - if (this.options.output.futureEmitAssets) { - // check if the target file has already been written by this Compiler - const targetFileGeneration = this._assetEmittingWrittenFiles.get( - targetPath - ); - - // create an cache entry for this Source if not already existing - let cacheEntry = this._assetEmittingSourceCache.get(source); - if (cacheEntry === undefined) { - cacheEntry = { - sizeOnlySource: undefined, - writtenTo: new Map() - }; - this._assetEmittingSourceCache.set(source, cacheEntry); - } - - // if the target file has already been written - if (targetFileGeneration !== undefined) { - // check if the Source has been written to this target file - const writtenGeneration = cacheEntry.writtenTo.get(targetPath); - if (writtenGeneration === targetFileGeneration) { - // if yes, we skip writing the file - // as it's already there - // (we assume one doesn't remove files while the Compiler is running) - - compilation.updateAsset(file, cacheEntry.sizeOnlySource, { - size: cacheEntry.sizeOnlySource.size() - }); - - return callback(); - } - } - - // TODO webpack 5: if info.immutable check if file already exists in output - // skip emitting if it's already there - - // get the binary (Buffer) content from the Source - /** @type {Buffer} */ - let content; - if (typeof source.buffer === "function") { - content = source.buffer(); - } else { - const bufferOrString = source.source(); - if (Buffer.isBuffer(bufferOrString)) { - content = bufferOrString; - } else { - content = Buffer.from(bufferOrString, "utf8"); - } - } - - // Create a replacement resource which only allows to ask for size - // This allows to GC all memory allocated by the Source - // (expect when the Source is stored in any other cache) - cacheEntry.sizeOnlySource = new SizeOnlySource(content.length); - compilation.updateAsset(file, cacheEntry.sizeOnlySource, { - size: content.length - }); - - // Write the file to output file system - this.outputFileSystem.writeFile(targetPath, content, err => { - if (err) return callback(err); - - // information marker that the asset has been emitted - compilation.emittedAssets.add(file); - - // cache the information that the Source has been written to that location - const newGeneration = - targetFileGeneration === undefined - ? 1 - : targetFileGeneration + 1; - cacheEntry.writtenTo.set(targetPath, newGeneration); - this._assetEmittingWrittenFiles.set(targetPath, newGeneration); - this.hooks.assetEmitted.callAsync(file, content, callback); - }); - } else { - if (source.existsAt === targetPath) { - source.emitted = false; - return callback(); - } - let content = source.source(); - - if (!Buffer.isBuffer(content)) { - content = Buffer.from(content, "utf8"); - } - - source.existsAt = targetPath; - source.emitted = true; - this.outputFileSystem.writeFile(targetPath, content, err => { - if (err) return callback(err); - this.hooks.assetEmitted.callAsync(file, content, callback); - }); - } - }; - - if (targetFile.match(/\/|\\/)) { - const dir = path.dirname(targetFile); - this.outputFileSystem.mkdirp( - this.outputFileSystem.join(outputPath, dir), - writeOut - ); - } else { - writeOut(); - } - }, - err => { - if (err) return callback(err); - - this.hooks.afterEmit.callAsync(compilation, err => { - if (err) return callback(err); - - return callback(); - }); - } - ); - }; - - this.hooks.emit.callAsync(compilation, err => { - if (err) return callback(err); - outputPath = compilation.getPath(this.outputPath); - this.outputFileSystem.mkdirp(outputPath, emitFiles); - }); - } - - emitRecords(callback) { - if (!this.recordsOutputPath) return callback(); - const idx1 = this.recordsOutputPath.lastIndexOf("/"); - const idx2 = this.recordsOutputPath.lastIndexOf("\\"); - let recordsOutputPathDirectory = null; - if (idx1 > idx2) { - recordsOutputPathDirectory = this.recordsOutputPath.substr(0, idx1); - } else if (idx1 < idx2) { - recordsOutputPathDirectory = this.recordsOutputPath.substr(0, idx2); - } - - const writeFile = () => { - this.outputFileSystem.writeFile( - this.recordsOutputPath, - JSON.stringify(this.records, undefined, 2), - callback - ); - }; - - if (!recordsOutputPathDirectory) { - return writeFile(); - } - this.outputFileSystem.mkdirp(recordsOutputPathDirectory, err => { - if (err) return callback(err); - writeFile(); - }); - } - - readRecords(callback) { - if (!this.recordsInputPath) { - this.records = {}; - return callback(); - } - this.inputFileSystem.stat(this.recordsInputPath, err => { - // It doesn't exist - // We can ignore this. - if (err) return callback(); - - this.inputFileSystem.readFile(this.recordsInputPath, (err, content) => { - if (err) return callback(err); - - try { - this.records = parseJson(content.toString("utf-8")); - } catch (e) { - e.message = "Cannot parse records: " + e.message; - return callback(e); - } - - return callback(); - }); - }); - } - - createChildCompiler( - compilation, - compilerName, - compilerIndex, - outputOptions, - plugins - ) { - const childCompiler = new Compiler(this.context); - if (Array.isArray(plugins)) { - for (const plugin of plugins) { - plugin.apply(childCompiler); - } - } - for (const name in this.hooks) { - if ( - ![ - "make", - "compile", - "emit", - "afterEmit", - "invalid", - "done", - "thisCompilation" - ].includes(name) - ) { - if (childCompiler.hooks[name]) { - childCompiler.hooks[name].taps = this.hooks[name].taps.slice(); - } - } - } - childCompiler.name = compilerName; - childCompiler.outputPath = this.outputPath; - childCompiler.inputFileSystem = this.inputFileSystem; - childCompiler.outputFileSystem = null; - childCompiler.resolverFactory = this.resolverFactory; - childCompiler.fileTimestamps = this.fileTimestamps; - childCompiler.contextTimestamps = this.contextTimestamps; - - const relativeCompilerName = makePathsRelative(this.context, compilerName); - if (!this.records[relativeCompilerName]) { - this.records[relativeCompilerName] = []; - } - if (this.records[relativeCompilerName][compilerIndex]) { - childCompiler.records = this.records[relativeCompilerName][compilerIndex]; - } else { - this.records[relativeCompilerName].push((childCompiler.records = {})); - } - - childCompiler.options = Object.create(this.options); - childCompiler.options.output = Object.create(childCompiler.options.output); - for (const name in outputOptions) { - childCompiler.options.output[name] = outputOptions[name]; - } - childCompiler.parentCompilation = compilation; - - compilation.hooks.childCompiler.call( - childCompiler, - compilerName, - compilerIndex - ); - - return childCompiler; - } - - isChild() { - return !!this.parentCompilation; - } - - createCompilation() { - return new Compilation(this); - } - - newCompilation(params) { - const compilation = this.createCompilation(); - compilation.fileTimestamps = this.fileTimestamps; - compilation.contextTimestamps = this.contextTimestamps; - compilation.name = this.name; - compilation.records = this.records; - compilation.compilationDependencies = params.compilationDependencies; - this.hooks.thisCompilation.call(compilation, params); - this.hooks.compilation.call(compilation, params); - return compilation; - } - - createNormalModuleFactory() { - const normalModuleFactory = new NormalModuleFactory( - this.options.context, - this.resolverFactory, - this.options.module || {} - ); - this.hooks.normalModuleFactory.call(normalModuleFactory); - return normalModuleFactory; - } - - createContextModuleFactory() { - const contextModuleFactory = new ContextModuleFactory(this.resolverFactory); - this.hooks.contextModuleFactory.call(contextModuleFactory); - return contextModuleFactory; - } - - newCompilationParams() { - const params = { - normalModuleFactory: this.createNormalModuleFactory(), - contextModuleFactory: this.createContextModuleFactory(), - compilationDependencies: new Set() - }; - return params; - } - - compile(callback) { - const params = this.newCompilationParams(); - this.hooks.beforeCompile.callAsync(params, err => { - if (err) return callback(err); - - this.hooks.compile.call(params); - - const compilation = this.newCompilation(params); - - this.hooks.make.callAsync(compilation, err => { - if (err) return callback(err); - - compilation.finish(err => { - if (err) return callback(err); - - compilation.seal(err => { - if (err) return callback(err); - - this.hooks.afterCompile.callAsync(compilation, err => { - if (err) return callback(err); - - return callback(null, compilation); - }); - }); - }); - }); - }); - } -} - -module.exports = Compiler; - -class SizeOnlySource extends Source { - constructor(size) { - super(); - this._size = size; - } - - _error() { - return new Error( - "Content and Map of this Source is no longer available (only size() is supported)" - ); - } - - size() { - return this._size; - } - - /** - * @param {any} options options - * @returns {string} the source - */ - source(options) { - throw this._error(); - } - - node() { - throw this._error(); - } - - listMap() { - throw this._error(); - } - - map() { - throw this._error(); - } - - listNode() { - throw this._error(); - } - - updateHash() { - throw this._error(); - } -} |