mirror of https://github.com/webpack/webpack.git
1071 lines
29 KiB
JavaScript
1071 lines
29 KiB
JavaScript
/*
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MIT License http://www.opensource.org/licenses/mit-license.php
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Author Tobias Koppers @sokra
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*/
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"use strict";
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const util = require("util");
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const ChunkGraph = require("./ChunkGraph");
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const DependenciesBlock = require("./DependenciesBlock");
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const ModuleGraph = require("./ModuleGraph");
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const RuntimeGlobals = require("./RuntimeGlobals");
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const { first } = require("./util/SetHelpers");
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const { compareChunksById } = require("./util/comparators");
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const makeSerializable = require("./util/makeSerializable");
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/** @typedef {import("webpack-sources").Source} Source */
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/** @typedef {import("../declarations/WebpackOptions").ResolveOptions} ResolveOptions */
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/** @typedef {import("../declarations/WebpackOptions").WebpackOptionsNormalized} WebpackOptions */
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/** @typedef {import("./Chunk")} Chunk */
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/** @typedef {import("./ChunkGroup")} ChunkGroup */
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/** @typedef {import("./Compilation")} Compilation */
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/** @typedef {import("./ConcatenationScope")} ConcatenationScope */
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/** @typedef {import("./Dependency")} Dependency */
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/** @typedef {import("./Dependency").UpdateHashContext} UpdateHashContext */
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/** @typedef {import("./DependencyTemplates")} DependencyTemplates */
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/** @typedef {import("./ExportsInfo").UsageStateType} UsageStateType */
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/** @typedef {import("./FileSystemInfo")} FileSystemInfo */
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/** @typedef {import("./ModuleGraphConnection").ConnectionState} ConnectionState */
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/** @typedef {import("./NormalModuleFactory")} NormalModuleFactory */
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/** @typedef {import("./RequestShortener")} RequestShortener */
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/** @typedef {import("./ResolverFactory").ResolverWithOptions} ResolverWithOptions */
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/** @typedef {import("./RuntimeTemplate")} RuntimeTemplate */
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/** @typedef {import("./WebpackError")} WebpackError */
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/** @typedef {import("./util/Hash")} Hash */
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/** @template T @typedef {import("./util/LazySet")<T>} LazySet<T> */
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/** @template T @typedef {import("./util/SortableSet")<T>} SortableSet<T> */
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/** @typedef {import("./util/fs").InputFileSystem} InputFileSystem */
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/** @typedef {import("./util/runtime").RuntimeSpec} RuntimeSpec */
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/**
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* @typedef {Object} SourceContext
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* @property {DependencyTemplates} dependencyTemplates the dependency templates
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* @property {RuntimeTemplate} runtimeTemplate the runtime template
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* @property {ModuleGraph} moduleGraph the module graph
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* @property {ChunkGraph} chunkGraph the chunk graph
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* @property {RuntimeSpec} runtime the runtimes code should be generated for
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* @property {string=} type the type of source that should be generated
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*/
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/**
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* @typedef {Object} CodeGenerationContext
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* @property {DependencyTemplates} dependencyTemplates the dependency templates
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* @property {RuntimeTemplate} runtimeTemplate the runtime template
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* @property {ModuleGraph} moduleGraph the module graph
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* @property {ChunkGraph} chunkGraph the chunk graph
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* @property {RuntimeSpec} runtime the runtimes code should be generated for
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* @property {ConcatenationScope=} concatenationScope when in concatenated module, information about other concatenated modules
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*/
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/**
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* @typedef {Object} ConcatenationBailoutReasonContext
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* @property {ModuleGraph} moduleGraph the module graph
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* @property {ChunkGraph} chunkGraph the chunk graph
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*/
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/**
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* @typedef {Object} CodeGenerationResult
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* @property {Map<string, Source>} sources the resulting sources for all source types
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* @property {Map<string, any>=} data the resulting data for all source types
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* @property {ReadonlySet<string>} runtimeRequirements the runtime requirements
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* @property {string=} hash a hash of the code generation result (will be automatically calculated from sources and runtimeRequirements if not provided)
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*/
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/**
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* @typedef {Object} LibIdentOptions
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* @property {string} context absolute context path to which lib ident is relative to
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* @property {Object=} associatedObjectForCache object for caching
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*/
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/**
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* @typedef {Object} KnownBuildMeta
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* @property {string=} moduleArgument
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* @property {string=} exportsArgument
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* @property {boolean=} strict
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* @property {string=} moduleConcatenationBailout
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* @property {("default" | "namespace" | "flagged" | "dynamic")=} exportsType
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* @property {(false | "redirect" | "redirect-warn")=} defaultObject
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* @property {boolean=} strictHarmonyModule
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* @property {boolean=} async
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* @property {boolean=} sideEffectFree
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*/
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/**
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* @typedef {Object} NeedBuildContext
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* @property {Compilation} compilation
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* @property {FileSystemInfo} fileSystemInfo
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* @property {Map<string, string | Set<string>>} valueCacheVersions
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*/
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/** @typedef {KnownBuildMeta & Record<string, any>} BuildMeta */
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const EMPTY_RESOLVE_OPTIONS = {};
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let debugId = 1000;
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const DEFAULT_TYPES_UNKNOWN = new Set(["unknown"]);
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const DEFAULT_TYPES_JS = new Set(["javascript"]);
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const deprecatedNeedRebuild = util.deprecate(
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(module, context) => {
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return module.needRebuild(
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context.fileSystemInfo.getDeprecatedFileTimestamps(),
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context.fileSystemInfo.getDeprecatedContextTimestamps()
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);
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},
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"Module.needRebuild is deprecated in favor of Module.needBuild",
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"DEP_WEBPACK_MODULE_NEED_REBUILD"
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);
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/** @typedef {(requestShortener: RequestShortener) => string} OptimizationBailoutFunction */
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class Module extends DependenciesBlock {
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/**
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* @param {string} type the module type
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* @param {string=} context an optional context
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* @param {string=} layer an optional layer in which the module is
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*/
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constructor(type, context = null, layer = null) {
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super();
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/** @type {string} */
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this.type = type;
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/** @type {string | null} */
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this.context = context;
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/** @type {string | null} */
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this.layer = layer;
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/** @type {boolean} */
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this.needId = true;
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// Unique Id
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/** @type {number} */
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this.debugId = debugId++;
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// Info from Factory
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/** @type {ResolveOptions} */
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this.resolveOptions = EMPTY_RESOLVE_OPTIONS;
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/** @type {object | undefined} */
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this.factoryMeta = undefined;
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// TODO refactor this -> options object filled from Factory
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// TODO webpack 6: use an enum
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/** @type {boolean} */
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this.useSourceMap = false;
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/** @type {boolean} */
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this.useSimpleSourceMap = false;
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// Info from Build
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/** @type {WebpackError[] | undefined} */
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this._warnings = undefined;
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/** @type {WebpackError[] | undefined} */
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this._errors = undefined;
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/** @type {BuildMeta} */
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this.buildMeta = undefined;
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/** @type {Record<string, any>} */
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this.buildInfo = undefined;
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/** @type {Dependency[] | undefined} */
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this.presentationalDependencies = undefined;
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}
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// TODO remove in webpack 6
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// BACKWARD-COMPAT START
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get id() {
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return ChunkGraph.getChunkGraphForModule(
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this,
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"Module.id",
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"DEP_WEBPACK_MODULE_ID"
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).getModuleId(this);
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}
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set id(value) {
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if (value === "") {
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this.needId = false;
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return;
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}
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ChunkGraph.getChunkGraphForModule(
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this,
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"Module.id",
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"DEP_WEBPACK_MODULE_ID"
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).setModuleId(this, value);
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}
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/**
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* @returns {string} the hash of the module
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*/
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get hash() {
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return ChunkGraph.getChunkGraphForModule(
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this,
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"Module.hash",
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"DEP_WEBPACK_MODULE_HASH"
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).getModuleHash(this, undefined);
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}
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/**
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* @returns {string} the shortened hash of the module
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*/
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get renderedHash() {
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return ChunkGraph.getChunkGraphForModule(
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this,
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"Module.renderedHash",
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"DEP_WEBPACK_MODULE_RENDERED_HASH"
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).getRenderedModuleHash(this, undefined);
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}
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get profile() {
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return ModuleGraph.getModuleGraphForModule(
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this,
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"Module.profile",
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"DEP_WEBPACK_MODULE_PROFILE"
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).getProfile(this);
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}
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set profile(value) {
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ModuleGraph.getModuleGraphForModule(
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this,
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"Module.profile",
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"DEP_WEBPACK_MODULE_PROFILE"
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).setProfile(this, value);
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}
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get index() {
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return ModuleGraph.getModuleGraphForModule(
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this,
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"Module.index",
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"DEP_WEBPACK_MODULE_INDEX"
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).getPreOrderIndex(this);
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}
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set index(value) {
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ModuleGraph.getModuleGraphForModule(
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this,
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"Module.index",
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"DEP_WEBPACK_MODULE_INDEX"
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).setPreOrderIndex(this, value);
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}
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get index2() {
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return ModuleGraph.getModuleGraphForModule(
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this,
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"Module.index2",
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"DEP_WEBPACK_MODULE_INDEX2"
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).getPostOrderIndex(this);
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}
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set index2(value) {
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ModuleGraph.getModuleGraphForModule(
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this,
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"Module.index2",
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"DEP_WEBPACK_MODULE_INDEX2"
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).setPostOrderIndex(this, value);
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}
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get depth() {
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return ModuleGraph.getModuleGraphForModule(
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this,
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"Module.depth",
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"DEP_WEBPACK_MODULE_DEPTH"
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).getDepth(this);
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}
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set depth(value) {
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ModuleGraph.getModuleGraphForModule(
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this,
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"Module.depth",
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"DEP_WEBPACK_MODULE_DEPTH"
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).setDepth(this, value);
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}
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get issuer() {
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return ModuleGraph.getModuleGraphForModule(
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this,
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"Module.issuer",
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"DEP_WEBPACK_MODULE_ISSUER"
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).getIssuer(this);
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}
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set issuer(value) {
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ModuleGraph.getModuleGraphForModule(
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this,
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"Module.issuer",
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"DEP_WEBPACK_MODULE_ISSUER"
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).setIssuer(this, value);
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}
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get usedExports() {
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return ModuleGraph.getModuleGraphForModule(
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this,
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"Module.usedExports",
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"DEP_WEBPACK_MODULE_USED_EXPORTS"
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).getUsedExports(this, undefined);
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}
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/**
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* @deprecated
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* @returns {(string | OptimizationBailoutFunction)[]} list
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*/
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get optimizationBailout() {
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return ModuleGraph.getModuleGraphForModule(
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this,
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"Module.optimizationBailout",
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"DEP_WEBPACK_MODULE_OPTIMIZATION_BAILOUT"
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).getOptimizationBailout(this);
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}
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get optional() {
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return this.isOptional(
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ModuleGraph.getModuleGraphForModule(
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this,
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"Module.optional",
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"DEP_WEBPACK_MODULE_OPTIONAL"
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)
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);
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}
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addChunk(chunk) {
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const chunkGraph = ChunkGraph.getChunkGraphForModule(
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this,
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"Module.addChunk",
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"DEP_WEBPACK_MODULE_ADD_CHUNK"
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);
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if (chunkGraph.isModuleInChunk(this, chunk)) return false;
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chunkGraph.connectChunkAndModule(chunk, this);
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return true;
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}
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removeChunk(chunk) {
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return ChunkGraph.getChunkGraphForModule(
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this,
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"Module.removeChunk",
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"DEP_WEBPACK_MODULE_REMOVE_CHUNK"
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).disconnectChunkAndModule(chunk, this);
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}
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isInChunk(chunk) {
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return ChunkGraph.getChunkGraphForModule(
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this,
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"Module.isInChunk",
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"DEP_WEBPACK_MODULE_IS_IN_CHUNK"
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).isModuleInChunk(this, chunk);
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}
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isEntryModule() {
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return ChunkGraph.getChunkGraphForModule(
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this,
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"Module.isEntryModule",
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"DEP_WEBPACK_MODULE_IS_ENTRY_MODULE"
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).isEntryModule(this);
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}
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getChunks() {
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return ChunkGraph.getChunkGraphForModule(
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this,
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"Module.getChunks",
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"DEP_WEBPACK_MODULE_GET_CHUNKS"
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).getModuleChunks(this);
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}
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getNumberOfChunks() {
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return ChunkGraph.getChunkGraphForModule(
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this,
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"Module.getNumberOfChunks",
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"DEP_WEBPACK_MODULE_GET_NUMBER_OF_CHUNKS"
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).getNumberOfModuleChunks(this);
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}
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get chunksIterable() {
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return ChunkGraph.getChunkGraphForModule(
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this,
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"Module.chunksIterable",
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"DEP_WEBPACK_MODULE_CHUNKS_ITERABLE"
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).getOrderedModuleChunksIterable(this, compareChunksById);
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}
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/**
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* @param {string} exportName a name of an export
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* @returns {boolean | null} true, if the export is provided why the module.
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* null, if it's unknown.
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* false, if it's not provided.
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*/
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isProvided(exportName) {
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return ModuleGraph.getModuleGraphForModule(
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this,
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"Module.usedExports",
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"DEP_WEBPACK_MODULE_USED_EXPORTS"
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).isExportProvided(this, exportName);
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}
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// BACKWARD-COMPAT END
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/**
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* @deprecated moved to .buildInfo.exportsArgument
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* @returns {string} name of the exports argument
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*/
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get exportsArgument() {
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return (this.buildInfo && this.buildInfo.exportsArgument) || "exports";
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}
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/**
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* @deprecated moved to .buildInfo.moduleArgument
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* @returns {string} name of the module argument
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*/
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get moduleArgument() {
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return (this.buildInfo && this.buildInfo.moduleArgument) || "module";
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}
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/**
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* @param {ModuleGraph} moduleGraph the module graph
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* @param {boolean} strict the importing module is strict
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* @returns {"namespace" | "default-only" | "default-with-named" | "dynamic"} export type
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* "namespace": Exports is already a namespace object. namespace = exports.
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* "dynamic": Check at runtime if __esModule is set. When set: namespace = { ...exports, default: exports }. When not set: namespace = { default: exports }.
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* "default-only": Provide a namespace object with only default export. namespace = { default: exports }
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* "default-with-named": Provide a namespace object with named and default export. namespace = { ...exports, default: exports }
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*/
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getExportsType(moduleGraph, strict) {
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switch (this.buildMeta && this.buildMeta.exportsType) {
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case "flagged":
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return strict ? "default-with-named" : "namespace";
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case "namespace":
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return "namespace";
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case "default":
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switch (this.buildMeta.defaultObject) {
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case "redirect":
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return "default-with-named";
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case "redirect-warn":
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return strict ? "default-only" : "default-with-named";
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default:
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return "default-only";
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}
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case "dynamic": {
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if (strict) return "default-with-named";
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// Try to figure out value of __esModule by following reexports
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const handleDefault = () => {
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switch (this.buildMeta.defaultObject) {
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case "redirect":
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case "redirect-warn":
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return "default-with-named";
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default:
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return "default-only";
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}
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};
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const exportInfo = moduleGraph.getReadOnlyExportInfo(
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this,
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"__esModule"
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);
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if (exportInfo.provided === false) {
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return handleDefault();
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}
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const target = exportInfo.getTarget(moduleGraph);
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if (
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!target ||
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!target.export ||
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target.export.length !== 1 ||
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target.export[0] !== "__esModule"
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) {
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return "dynamic";
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}
|
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switch (
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target.module.buildMeta &&
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target.module.buildMeta.exportsType
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) {
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case "flagged":
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case "namespace":
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return "namespace";
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case "default":
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return handleDefault();
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default:
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return "dynamic";
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}
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}
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default:
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return strict ? "default-with-named" : "dynamic";
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}
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}
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|
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/**
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* @param {Dependency} presentationalDependency dependency being tied to module.
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* This is a Dependency without edge in the module graph. It's only for presentation.
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* @returns {void}
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*/
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addPresentationalDependency(presentationalDependency) {
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if (this.presentationalDependencies === undefined) {
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this.presentationalDependencies = [];
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}
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this.presentationalDependencies.push(presentationalDependency);
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}
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/**
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* Removes all dependencies and blocks
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* @returns {void}
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*/
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clearDependenciesAndBlocks() {
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if (this.presentationalDependencies !== undefined) {
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this.presentationalDependencies.length = 0;
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}
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super.clearDependenciesAndBlocks();
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}
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/**
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* @param {WebpackError} warning the warning
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* @returns {void}
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*/
|
|
addWarning(warning) {
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if (this._warnings === undefined) {
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this._warnings = [];
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}
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this._warnings.push(warning);
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}
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/**
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* @returns {Iterable<WebpackError> | undefined} list of warnings if any
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*/
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getWarnings() {
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return this._warnings;
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}
|
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|
|
/**
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* @returns {number} number of warnings
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|
*/
|
|
getNumberOfWarnings() {
|
|
return this._warnings !== undefined ? this._warnings.length : 0;
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}
|
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|
|
/**
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|
* @param {WebpackError} error the error
|
|
* @returns {void}
|
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*/
|
|
addError(error) {
|
|
if (this._errors === undefined) {
|
|
this._errors = [];
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}
|
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this._errors.push(error);
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}
|
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|
|
/**
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|
* @returns {Iterable<WebpackError> | undefined} list of errors if any
|
|
*/
|
|
getErrors() {
|
|
return this._errors;
|
|
}
|
|
|
|
/**
|
|
* @returns {number} number of errors
|
|
*/
|
|
getNumberOfErrors() {
|
|
return this._errors !== undefined ? this._errors.length : 0;
|
|
}
|
|
|
|
/**
|
|
* removes all warnings and errors
|
|
* @returns {void}
|
|
*/
|
|
clearWarningsAndErrors() {
|
|
if (this._warnings !== undefined) {
|
|
this._warnings.length = 0;
|
|
}
|
|
if (this._errors !== undefined) {
|
|
this._errors.length = 0;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @param {ModuleGraph} moduleGraph the module graph
|
|
* @returns {boolean} true, if the module is optional
|
|
*/
|
|
isOptional(moduleGraph) {
|
|
let hasConnections = false;
|
|
for (const r of moduleGraph.getIncomingConnections(this)) {
|
|
if (
|
|
!r.dependency ||
|
|
!r.dependency.optional ||
|
|
!r.isTargetActive(undefined)
|
|
) {
|
|
return false;
|
|
}
|
|
hasConnections = true;
|
|
}
|
|
return hasConnections;
|
|
}
|
|
|
|
/**
|
|
* @param {ChunkGraph} chunkGraph the chunk graph
|
|
* @param {Chunk} chunk a chunk
|
|
* @param {Chunk=} ignoreChunk chunk to be ignored
|
|
* @returns {boolean} true, if the module is accessible from "chunk" when ignoring "ignoreChunk"
|
|
*/
|
|
isAccessibleInChunk(chunkGraph, chunk, ignoreChunk) {
|
|
// Check if module is accessible in ALL chunk groups
|
|
for (const chunkGroup of chunk.groupsIterable) {
|
|
if (!this.isAccessibleInChunkGroup(chunkGraph, chunkGroup)) return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* @param {ChunkGraph} chunkGraph the chunk graph
|
|
* @param {ChunkGroup} chunkGroup a chunk group
|
|
* @param {Chunk=} ignoreChunk chunk to be ignored
|
|
* @returns {boolean} true, if the module is accessible from "chunkGroup" when ignoring "ignoreChunk"
|
|
*/
|
|
isAccessibleInChunkGroup(chunkGraph, chunkGroup, ignoreChunk) {
|
|
const queue = new Set([chunkGroup]);
|
|
|
|
// Check if module is accessible from all items of the queue
|
|
queueFor: for (const cg of queue) {
|
|
// 1. If module is in one of the chunks of the group we can continue checking the next items
|
|
// because it's accessible.
|
|
for (const chunk of cg.chunks) {
|
|
if (chunk !== ignoreChunk && chunkGraph.isModuleInChunk(this, chunk))
|
|
continue queueFor;
|
|
}
|
|
// 2. If the chunk group is initial, we can break here because it's not accessible.
|
|
if (chunkGroup.isInitial()) return false;
|
|
// 3. Enqueue all parents because it must be accessible from ALL parents
|
|
for (const parent of chunkGroup.parentsIterable) queue.add(parent);
|
|
}
|
|
// When we processed through the whole list and we didn't bailout, the module is accessible
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* @param {Chunk} chunk a chunk
|
|
* @param {ModuleGraph} moduleGraph the module graph
|
|
* @param {ChunkGraph} chunkGraph the chunk graph
|
|
* @returns {boolean} true, if the module has any reason why "chunk" should be included
|
|
*/
|
|
hasReasonForChunk(chunk, moduleGraph, chunkGraph) {
|
|
// check for each reason if we need the chunk
|
|
for (const [
|
|
fromModule,
|
|
connections
|
|
] of moduleGraph.getIncomingConnectionsByOriginModule(this)) {
|
|
if (!connections.some(c => c.isTargetActive(chunk.runtime))) continue;
|
|
for (const originChunk of chunkGraph.getModuleChunksIterable(
|
|
fromModule
|
|
)) {
|
|
// return true if module this is not reachable from originChunk when ignoring chunk
|
|
if (!this.isAccessibleInChunk(chunkGraph, originChunk, chunk))
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* @param {ModuleGraph} moduleGraph the module graph
|
|
* @param {RuntimeSpec} runtime the runtime
|
|
* @returns {boolean} true if at least one other module depends on this module
|
|
*/
|
|
hasReasons(moduleGraph, runtime) {
|
|
for (const c of moduleGraph.getIncomingConnections(this)) {
|
|
if (c.isTargetActive(runtime)) return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* @returns {string} for debugging
|
|
*/
|
|
toString() {
|
|
return `Module[${this.debugId}: ${this.identifier()}]`;
|
|
}
|
|
|
|
/**
|
|
* @param {NeedBuildContext} context context info
|
|
* @param {function(WebpackError=, boolean=): void} callback callback function, returns true, if the module needs a rebuild
|
|
* @returns {void}
|
|
*/
|
|
needBuild(context, callback) {
|
|
callback(
|
|
null,
|
|
!this.buildMeta ||
|
|
this.needRebuild === Module.prototype.needRebuild ||
|
|
deprecatedNeedRebuild(this, context)
|
|
);
|
|
}
|
|
|
|
/**
|
|
* @deprecated Use needBuild instead
|
|
* @param {Map<string, number|null>} fileTimestamps timestamps of files
|
|
* @param {Map<string, number|null>} contextTimestamps timestamps of directories
|
|
* @returns {boolean} true, if the module needs a rebuild
|
|
*/
|
|
needRebuild(fileTimestamps, contextTimestamps) {
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* @param {Hash} hash the hash used to track dependencies
|
|
* @param {UpdateHashContext} context context
|
|
* @returns {void}
|
|
*/
|
|
updateHash(
|
|
hash,
|
|
context = {
|
|
chunkGraph: ChunkGraph.getChunkGraphForModule(
|
|
this,
|
|
"Module.updateHash",
|
|
"DEP_WEBPACK_MODULE_UPDATE_HASH"
|
|
),
|
|
runtime: undefined
|
|
}
|
|
) {
|
|
const { chunkGraph, runtime } = context;
|
|
hash.update(chunkGraph.getModuleGraphHash(this, runtime));
|
|
if (this.presentationalDependencies !== undefined) {
|
|
for (const dep of this.presentationalDependencies) {
|
|
dep.updateHash(hash, context);
|
|
}
|
|
}
|
|
super.updateHash(hash, context);
|
|
}
|
|
|
|
/**
|
|
* @returns {void}
|
|
*/
|
|
invalidateBuild() {
|
|
// should be overridden to support this feature
|
|
}
|
|
|
|
/* istanbul ignore next */
|
|
/**
|
|
* @abstract
|
|
* @returns {string} a unique identifier of the module
|
|
*/
|
|
identifier() {
|
|
const AbstractMethodError = require("./AbstractMethodError");
|
|
throw new AbstractMethodError();
|
|
}
|
|
|
|
/* istanbul ignore next */
|
|
/**
|
|
* @abstract
|
|
* @param {RequestShortener} requestShortener the request shortener
|
|
* @returns {string} a user readable identifier of the module
|
|
*/
|
|
readableIdentifier(requestShortener) {
|
|
const AbstractMethodError = require("./AbstractMethodError");
|
|
throw new AbstractMethodError();
|
|
}
|
|
|
|
/* istanbul ignore next */
|
|
/**
|
|
* @abstract
|
|
* @param {WebpackOptions} options webpack options
|
|
* @param {Compilation} compilation the compilation
|
|
* @param {ResolverWithOptions} resolver the resolver
|
|
* @param {InputFileSystem} fs the file system
|
|
* @param {function(WebpackError=): void} callback callback function
|
|
* @returns {void}
|
|
*/
|
|
build(options, compilation, resolver, fs, callback) {
|
|
const AbstractMethodError = require("./AbstractMethodError");
|
|
throw new AbstractMethodError();
|
|
}
|
|
|
|
/**
|
|
* @abstract
|
|
* @returns {Set<string>} types available (do not mutate)
|
|
*/
|
|
getSourceTypes() {
|
|
// Better override this method to return the correct types
|
|
if (this.source === Module.prototype.source) {
|
|
return DEFAULT_TYPES_UNKNOWN;
|
|
} else {
|
|
return DEFAULT_TYPES_JS;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @abstract
|
|
* @deprecated Use codeGeneration() instead
|
|
* @param {DependencyTemplates} dependencyTemplates the dependency templates
|
|
* @param {RuntimeTemplate} runtimeTemplate the runtime template
|
|
* @param {string=} type the type of source that should be generated
|
|
* @returns {Source} generated source
|
|
*/
|
|
source(dependencyTemplates, runtimeTemplate, type = "javascript") {
|
|
if (this.codeGeneration === Module.prototype.codeGeneration) {
|
|
const AbstractMethodError = require("./AbstractMethodError");
|
|
throw new AbstractMethodError();
|
|
}
|
|
const chunkGraph = ChunkGraph.getChunkGraphForModule(
|
|
this,
|
|
"Module.source() is deprecated. Use Compilation.codeGenerationResults.getSource(module, runtime, type) instead",
|
|
"DEP_WEBPACK_MODULE_SOURCE"
|
|
);
|
|
/** @type {CodeGenerationContext} */
|
|
const codeGenContext = {
|
|
dependencyTemplates,
|
|
runtimeTemplate,
|
|
moduleGraph: chunkGraph.moduleGraph,
|
|
chunkGraph,
|
|
runtime: undefined
|
|
};
|
|
const sources = this.codeGeneration(codeGenContext).sources;
|
|
return type ? sources.get(type) : sources.get(first(this.getSourceTypes()));
|
|
}
|
|
|
|
/* istanbul ignore next */
|
|
/**
|
|
* @abstract
|
|
* @param {string=} type the source type for which the size should be estimated
|
|
* @returns {number} the estimated size of the module (must be non-zero)
|
|
*/
|
|
size(type) {
|
|
const AbstractMethodError = require("./AbstractMethodError");
|
|
throw new AbstractMethodError();
|
|
}
|
|
|
|
/**
|
|
* @param {LibIdentOptions} options options
|
|
* @returns {string | null} an identifier for library inclusion
|
|
*/
|
|
libIdent(options) {
|
|
return null;
|
|
}
|
|
|
|
/**
|
|
* @returns {string | null} absolute path which should be used for condition matching (usually the resource path)
|
|
*/
|
|
nameForCondition() {
|
|
return null;
|
|
}
|
|
|
|
/**
|
|
* @param {ConcatenationBailoutReasonContext} context context
|
|
* @returns {string | undefined} reason why this module can't be concatenated, undefined when it can be concatenated
|
|
*/
|
|
getConcatenationBailoutReason(context) {
|
|
return `Module Concatenation is not implemented for ${this.constructor.name}`;
|
|
}
|
|
|
|
/**
|
|
* @param {ModuleGraph} moduleGraph the module graph
|
|
* @returns {ConnectionState} how this module should be connected to referencing modules when consumed for side-effects only
|
|
*/
|
|
getSideEffectsConnectionState(moduleGraph) {
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* @param {CodeGenerationContext} context context for code generation
|
|
* @returns {CodeGenerationResult} result
|
|
*/
|
|
codeGeneration(context) {
|
|
// Best override this method
|
|
const sources = new Map();
|
|
for (const type of this.getSourceTypes()) {
|
|
if (type !== "unknown") {
|
|
sources.set(
|
|
type,
|
|
this.source(
|
|
context.dependencyTemplates,
|
|
context.runtimeTemplate,
|
|
type
|
|
)
|
|
);
|
|
}
|
|
}
|
|
return {
|
|
sources,
|
|
runtimeRequirements: new Set([
|
|
RuntimeGlobals.module,
|
|
RuntimeGlobals.exports,
|
|
RuntimeGlobals.require
|
|
])
|
|
};
|
|
}
|
|
|
|
/**
|
|
* @param {Chunk} chunk the chunk which condition should be checked
|
|
* @param {Compilation} compilation the compilation
|
|
* @returns {boolean} true, if the chunk is ok for the module
|
|
*/
|
|
chunkCondition(chunk, compilation) {
|
|
return true;
|
|
}
|
|
|
|
hasChunkCondition() {
|
|
return this.chunkCondition !== Module.prototype.chunkCondition;
|
|
}
|
|
|
|
/**
|
|
* Assuming this module is in the cache. Update the (cached) module with
|
|
* the fresh module from the factory. Usually updates internal references
|
|
* and properties.
|
|
* @param {Module} module fresh module
|
|
* @returns {void}
|
|
*/
|
|
updateCacheModule(module) {
|
|
this.type = module.type;
|
|
this.layer = module.layer;
|
|
this.context = module.context;
|
|
this.factoryMeta = module.factoryMeta;
|
|
this.resolveOptions = module.resolveOptions;
|
|
}
|
|
|
|
/**
|
|
* Module should be unsafe cached. Get data that's needed for that.
|
|
* This data will be passed to restoreFromUnsafeCache later.
|
|
* @returns {object} cached data
|
|
*/
|
|
getUnsafeCacheData() {
|
|
return {
|
|
factoryMeta: this.factoryMeta,
|
|
resolveOptions: this.resolveOptions
|
|
};
|
|
}
|
|
|
|
/**
|
|
* restore unsafe cache data
|
|
* @param {object} unsafeCacheData data from getUnsafeCacheData
|
|
* @param {NormalModuleFactory} normalModuleFactory the normal module factory handling the unsafe caching
|
|
*/
|
|
_restoreFromUnsafeCache(unsafeCacheData, normalModuleFactory) {
|
|
this.factoryMeta = unsafeCacheData.factoryMeta;
|
|
this.resolveOptions = unsafeCacheData.resolveOptions;
|
|
}
|
|
|
|
/**
|
|
* Assuming this module is in the cache. Remove internal references to allow freeing some memory.
|
|
*/
|
|
cleanupForCache() {
|
|
this.factoryMeta = undefined;
|
|
this.resolveOptions = undefined;
|
|
}
|
|
|
|
/**
|
|
* @returns {Source | null} the original source for the module before webpack transformation
|
|
*/
|
|
originalSource() {
|
|
return null;
|
|
}
|
|
|
|
/**
|
|
* @param {LazySet<string>} fileDependencies set where file dependencies are added to
|
|
* @param {LazySet<string>} contextDependencies set where context dependencies are added to
|
|
* @param {LazySet<string>} missingDependencies set where missing dependencies are added to
|
|
* @param {LazySet<string>} buildDependencies set where build dependencies are added to
|
|
*/
|
|
addCacheDependencies(
|
|
fileDependencies,
|
|
contextDependencies,
|
|
missingDependencies,
|
|
buildDependencies
|
|
) {}
|
|
|
|
serialize(context) {
|
|
const { write } = context;
|
|
write(this.type);
|
|
write(this.layer);
|
|
write(this.context);
|
|
write(this.resolveOptions);
|
|
write(this.factoryMeta);
|
|
write(this.useSourceMap);
|
|
write(this.useSimpleSourceMap);
|
|
write(
|
|
this._warnings !== undefined && this._warnings.length === 0
|
|
? undefined
|
|
: this._warnings
|
|
);
|
|
write(
|
|
this._errors !== undefined && this._errors.length === 0
|
|
? undefined
|
|
: this._errors
|
|
);
|
|
write(this.buildMeta);
|
|
write(this.buildInfo);
|
|
write(this.presentationalDependencies);
|
|
super.serialize(context);
|
|
}
|
|
|
|
deserialize(context) {
|
|
const { read } = context;
|
|
this.type = read();
|
|
this.layer = read();
|
|
this.context = read();
|
|
this.resolveOptions = read();
|
|
this.factoryMeta = read();
|
|
this.useSourceMap = read();
|
|
this.useSimpleSourceMap = read();
|
|
this._warnings = read();
|
|
this._errors = read();
|
|
this.buildMeta = read();
|
|
this.buildInfo = read();
|
|
this.presentationalDependencies = read();
|
|
super.deserialize(context);
|
|
}
|
|
}
|
|
|
|
makeSerializable(Module, "webpack/lib/Module");
|
|
|
|
// TODO remove in webpack 6
|
|
Object.defineProperty(Module.prototype, "hasEqualsChunks", {
|
|
get() {
|
|
throw new Error(
|
|
"Module.hasEqualsChunks was renamed (use hasEqualChunks instead)"
|
|
);
|
|
}
|
|
});
|
|
|
|
// TODO remove in webpack 6
|
|
Object.defineProperty(Module.prototype, "isUsed", {
|
|
get() {
|
|
throw new Error(
|
|
"Module.isUsed was renamed (use getUsedName, isExportUsed or isModuleUsed instead)"
|
|
);
|
|
}
|
|
});
|
|
|
|
// TODO remove in webpack 6
|
|
Object.defineProperty(Module.prototype, "errors", {
|
|
get: util.deprecate(
|
|
/**
|
|
* @this {Module}
|
|
* @returns {WebpackError[]} array
|
|
*/
|
|
function () {
|
|
if (this._errors === undefined) {
|
|
this._errors = [];
|
|
}
|
|
return this._errors;
|
|
},
|
|
"Module.errors was removed (use getErrors instead)",
|
|
"DEP_WEBPACK_MODULE_ERRORS"
|
|
)
|
|
});
|
|
|
|
// TODO remove in webpack 6
|
|
Object.defineProperty(Module.prototype, "warnings", {
|
|
get: util.deprecate(
|
|
/**
|
|
* @this {Module}
|
|
* @returns {WebpackError[]} array
|
|
*/
|
|
function () {
|
|
if (this._warnings === undefined) {
|
|
this._warnings = [];
|
|
}
|
|
return this._warnings;
|
|
},
|
|
"Module.warnings was removed (use getWarnings instead)",
|
|
"DEP_WEBPACK_MODULE_WARNINGS"
|
|
)
|
|
});
|
|
|
|
// TODO remove in webpack 6
|
|
Object.defineProperty(Module.prototype, "used", {
|
|
get() {
|
|
throw new Error(
|
|
"Module.used was refactored (use ModuleGraph.getUsedExports instead)"
|
|
);
|
|
},
|
|
set(value) {
|
|
throw new Error(
|
|
"Module.used was refactored (use ModuleGraph.setUsedExports instead)"
|
|
);
|
|
}
|
|
});
|
|
|
|
module.exports = Module;
|