1075 lines
45 KiB
JavaScript
1075 lines
45 KiB
JavaScript
"use strict";
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/* eslint-disable class-methods-use-this */
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const path = require("path");
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const {
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validate
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} = require("schema-utils");
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const {
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SyncWaterfallHook
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} = require("tapable");
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const schema = require("./plugin-options.json");
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const {
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trueFn,
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MODULE_TYPE,
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AUTO_PUBLIC_PATH,
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ABSOLUTE_PUBLIC_PATH,
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SINGLE_DOT_PATH_SEGMENT,
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compareModulesByIdentifier,
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getUndoPath,
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BASE_URI,
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compileBooleanMatcher
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} = require("./utils");
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/** @typedef {import("schema-utils/declarations/validate").Schema} Schema */
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/** @typedef {import("webpack").Compiler} Compiler */
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/** @typedef {import("webpack").Compilation} Compilation */
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/** @typedef {import("webpack").ChunkGraph} ChunkGraph */
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/** @typedef {import("webpack").Chunk} Chunk */
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/** @typedef {Parameters<import("webpack").Chunk["isInGroup"]>[0]} ChunkGroup */
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/** @typedef {import("webpack").Module} Module */
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/** @typedef {import("webpack").Dependency} Dependency */
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/** @typedef {import("webpack").sources.Source} Source */
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/** @typedef {import("webpack").Configuration} Configuration */
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/** @typedef {import("webpack").WebpackError} WebpackError */
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/** @typedef {import("webpack").AssetInfo} AssetInfo */
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/** @typedef {import("./loader.js").Dependency} LoaderDependency */
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/**
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* @typedef {Object} LoaderOptions
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* @property {string | ((resourcePath: string, rootContext: string) => string)} [publicPath]
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* @property {boolean} [emit]
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* @property {boolean} [esModule]
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* @property {string} [layer]
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* @property {boolean} [defaultExport]
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*/
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/**
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* @typedef {Object} PluginOptions
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* @property {Required<Configuration>['output']['filename']} [filename]
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* @property {Required<Configuration>['output']['chunkFilename']} [chunkFilename]
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* @property {boolean} [ignoreOrder]
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* @property {string | ((linkTag: HTMLLinkElement) => void)} [insert]
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* @property {Record<string, string>} [attributes]
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* @property {string | false | 'text/css'} [linkType]
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* @property {boolean} [runtime]
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* @property {boolean} [experimentalUseImportModule]
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*/
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/**
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* @typedef {Object} NormalizedPluginOptions
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* @property {Required<Configuration>['output']['filename']} filename
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* @property {Required<Configuration>['output']['chunkFilename']} [chunkFilename]
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* @property {boolean} ignoreOrder
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* @property {string | ((linkTag: HTMLLinkElement) => void)} [insert]
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* @property {Record<string, string>} [attributes]
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* @property {string | false | 'text/css'} [linkType]
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* @property {boolean} runtime
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* @property {boolean} [experimentalUseImportModule]
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*/
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/**
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* @typedef {Object} RuntimeOptions
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* @property {string | ((linkTag: HTMLLinkElement) => void) | undefined} insert
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* @property {string | false | 'text/css'} linkType
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* @property {Record<string, string> | undefined} attributes
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*/
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/** @typedef {any} TODO */
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const pluginName = "mini-css-extract-plugin";
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const pluginSymbol = Symbol(pluginName);
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const DEFAULT_FILENAME = "[name].css";
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/**
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* @type {Set<string>}
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*/
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const TYPES = new Set([MODULE_TYPE]);
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/**
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* @type {ReturnType<Module["codeGeneration"]>}
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*/
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const CODE_GENERATION_RESULT = {
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sources: new Map(),
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runtimeRequirements: new Set()
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};
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/** @typedef {Module & { content: Buffer, media?: string, sourceMap?: Buffer, supports?: string, layer?: string, assets?: { [key: string]: TODO }, assetsInfo?: Map<string, AssetInfo> }} CssModule */
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/** @typedef {{ context: string | null, identifier: string, identifierIndex: number, content: Buffer, sourceMap?: Buffer, media?: string, supports?: string, layer?: TODO, assetsInfo?: Map<string, AssetInfo>, assets?: { [key: string]: TODO }}} CssModuleDependency */
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/** @typedef {{ new(dependency: CssModuleDependency): CssModule }} CssModuleConstructor */
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/** @typedef {Dependency & CssModuleDependency} CssDependency */
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/** @typedef {Omit<LoaderDependency, "context">} CssDependencyOptions */
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/** @typedef {{ new(loaderDependency: CssDependencyOptions, context: string | null, identifierIndex: number): CssDependency }} CssDependencyConstructor */
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/**
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* @typedef {Object} VarNames
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* @property {string} tag
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* @property {string} chunkId
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* @property {string} href
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* @property {string} resolve
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* @property {string} reject
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*/
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/**
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* @typedef {Object} MiniCssExtractPluginCompilationHooks
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* @property {import("tapable").SyncWaterfallHook<[string, VarNames], string>} beforeTagInsert
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* @property {SyncWaterfallHook<[string, Chunk]>} linkPreload
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* @property {SyncWaterfallHook<[string, Chunk]>} linkPrefetch
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*/
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/**
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*
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* @type {WeakMap<Compiler["webpack"], CssModuleConstructor>}
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*/
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const cssModuleCache = new WeakMap();
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/**
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* @type {WeakMap<Compiler["webpack"], CssDependencyConstructor>}
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*/
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const cssDependencyCache = new WeakMap();
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/**
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* @type {WeakSet<Compiler["webpack"]>}
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*/
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const registered = new WeakSet();
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/** @type {WeakMap<Compilation, MiniCssExtractPluginCompilationHooks>} */
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const compilationHooksMap = new WeakMap();
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class MiniCssExtractPlugin {
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/**
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* @param {Compiler["webpack"]} webpack
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* @returns {CssModuleConstructor}
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*/
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static getCssModule(webpack) {
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/**
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* Prevent creation of multiple CssModule classes to allow other integrations to get the current CssModule.
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*/
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if (cssModuleCache.has(webpack)) {
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return /** @type {CssModuleConstructor} */cssModuleCache.get(webpack);
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}
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class CssModule extends webpack.Module {
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/**
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* @param {CssModuleDependency} dependency
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*/
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constructor({
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context,
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identifier,
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identifierIndex,
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content,
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layer,
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supports,
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media,
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sourceMap,
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assets,
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assetsInfo
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}) {
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// @ts-ignore
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super(MODULE_TYPE, /** @type {string | undefined} */context);
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this.id = "";
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this._context = context;
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this._identifier = identifier;
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this._identifierIndex = identifierIndex;
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this.content = content;
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this.layer = layer;
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this.supports = supports;
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this.media = media;
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this.sourceMap = sourceMap;
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this.assets = assets;
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this.assetsInfo = assetsInfo;
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this._needBuild = true;
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}
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// no source() so webpack 4 doesn't do add stuff to the bundle
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size() {
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return this.content.length;
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}
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identifier() {
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return `css|${this._identifier}|${this._identifierIndex}|${this.layer || ""}|${this.supports || ""}|${this.media}}}`;
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}
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/**
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* @param {Parameters<Module["readableIdentifier"]>[0]} requestShortener
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* @returns {ReturnType<Module["readableIdentifier"]>}
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*/
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readableIdentifier(requestShortener) {
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return `css ${requestShortener.shorten(this._identifier)}${this._identifierIndex ? ` (${this._identifierIndex})` : ""}${this.layer ? ` (layer ${this.layer})` : ""}${this.supports ? ` (supports ${this.supports})` : ""}${this.media ? ` (media ${this.media})` : ""}`;
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}
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// eslint-disable-next-line class-methods-use-this
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getSourceTypes() {
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return TYPES;
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}
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// eslint-disable-next-line class-methods-use-this
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codeGeneration() {
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return CODE_GENERATION_RESULT;
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}
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nameForCondition() {
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const resource = /** @type {string} */
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this._identifier.split("!").pop();
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const idx = resource.indexOf("?");
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if (idx >= 0) {
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return resource.substring(0, idx);
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}
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return resource;
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}
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/**
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* @param {Module} module
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*/
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updateCacheModule(module) {
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if (!this.content.equals( /** @type {CssModule} */module.content) || this.layer !== /** @type {CssModule} */module.layer || this.supports !== /** @type {CssModule} */module.supports || this.media !== /** @type {CssModule} */module.media || (this.sourceMap ? !this.sourceMap.equals( /** @type {Uint8Array} **/
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/** @type {CssModule} */module.sourceMap) : false) || this.assets !== /** @type {CssModule} */module.assets || this.assetsInfo !== /** @type {CssModule} */module.assetsInfo) {
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this._needBuild = true;
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this.content = /** @type {CssModule} */module.content;
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this.layer = /** @type {CssModule} */module.layer;
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this.supports = /** @type {CssModule} */module.supports;
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this.media = /** @type {CssModule} */module.media;
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this.sourceMap = /** @type {CssModule} */module.sourceMap;
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this.assets = /** @type {CssModule} */module.assets;
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this.assetsInfo = /** @type {CssModule} */module.assetsInfo;
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}
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}
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// eslint-disable-next-line class-methods-use-this
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needRebuild() {
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return this._needBuild;
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}
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// eslint-disable-next-line class-methods-use-this
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/**
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* @param {Parameters<Module["needBuild"]>[0]} context context info
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* @param {Parameters<Module["needBuild"]>[1]} callback callback function, returns true, if the module needs a rebuild
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*/
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needBuild(context, callback) {
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// eslint-disable-next-line no-undefined
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callback(undefined, this._needBuild);
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}
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/**
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* @param {Parameters<Module["build"]>[0]} options
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* @param {Parameters<Module["build"]>[1]} compilation
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* @param {Parameters<Module["build"]>[2]} resolver
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* @param {Parameters<Module["build"]>[3]} fileSystem
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* @param {Parameters<Module["build"]>[4]} callback
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*/
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build(options, compilation, resolver, fileSystem, callback) {
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this.buildInfo = {
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assets: this.assets,
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assetsInfo: this.assetsInfo,
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cacheable: true,
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hash: this._computeHash( /** @type {string} */compilation.outputOptions.hashFunction)
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};
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this.buildMeta = {};
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this._needBuild = false;
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callback();
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}
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/**
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* @private
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* @param {string} hashFunction
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* @returns {string | Buffer}
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*/
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_computeHash(hashFunction) {
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const hash = webpack.util.createHash(hashFunction);
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hash.update(this.content);
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if (this.layer) {
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hash.update(this.layer);
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}
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hash.update(this.supports || "");
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hash.update(this.media || "");
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hash.update(this.sourceMap || "");
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return hash.digest("hex");
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}
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/**
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* @param {Parameters<Module["updateHash"]>[0]} hash
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* @param {Parameters<Module["updateHash"]>[1]} context
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*/
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updateHash(hash, context) {
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super.updateHash(hash, context);
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hash.update( /** @type {NonNullable<Module["buildInfo"]>} */this.buildInfo.hash);
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}
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/**
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* @param {Parameters<Module["serialize"]>[0]} context
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*/
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serialize(context) {
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const {
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write
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} = context;
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write(this._context);
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write(this._identifier);
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write(this._identifierIndex);
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write(this.content);
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write(this.layer);
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write(this.supports);
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write(this.media);
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write(this.sourceMap);
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write(this.assets);
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write(this.assetsInfo);
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write(this._needBuild);
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super.serialize(context);
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}
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/**
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* @param {Parameters<Module["deserialize"]>[0]} context
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*/
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deserialize(context) {
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this._needBuild = context.read();
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super.deserialize(context);
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}
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}
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cssModuleCache.set(webpack, CssModule);
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webpack.util.serialization.register(CssModule, path.resolve(__dirname, "CssModule"),
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// @ts-ignore
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null, {
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serialize(instance, context) {
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instance.serialize(context);
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},
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deserialize(context) {
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const {
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read
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} = context;
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const contextModule = read();
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const identifier = read();
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const identifierIndex = read();
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const content = read();
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const layer = read();
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const supports = read();
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const media = read();
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const sourceMap = read();
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const assets = read();
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const assetsInfo = read();
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const dep = new CssModule({
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context: contextModule,
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identifier,
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identifierIndex,
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content,
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layer,
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supports,
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media,
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sourceMap,
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assets,
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assetsInfo
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});
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dep.deserialize(context);
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return dep;
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}
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});
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return CssModule;
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}
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/**
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* @param {Compiler["webpack"]} webpack
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* @returns {CssDependencyConstructor}
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*/
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static getCssDependency(webpack) {
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/**
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* Prevent creation of multiple CssDependency classes to allow other integrations to get the current CssDependency.
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*/
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if (cssDependencyCache.has(webpack)) {
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return /** @type {CssDependencyConstructor} */(
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cssDependencyCache.get(webpack)
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);
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}
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class CssDependency extends webpack.Dependency {
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/**
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* @param {CssDependencyOptions} loaderDependency
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* @param {string | null} context
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* @param {number} identifierIndex
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*/
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constructor({
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identifier,
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content,
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layer,
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supports,
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media,
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sourceMap
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}, context, identifierIndex) {
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super();
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this.identifier = identifier;
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this.identifierIndex = identifierIndex;
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this.content = content;
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this.layer = layer;
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this.supports = supports;
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this.media = media;
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this.sourceMap = sourceMap;
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this.context = context;
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/** @type {{ [key: string]: Source } | undefined}} */
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// eslint-disable-next-line no-undefined
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this.assets = undefined;
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/** @type {Map<string, AssetInfo> | undefined} */
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// eslint-disable-next-line no-undefined
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this.assetsInfo = undefined;
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}
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/**
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* @returns {ReturnType<Dependency["getResourceIdentifier"]>}
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*/
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getResourceIdentifier() {
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return `css-module-${this.identifier}-${this.identifierIndex}`;
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}
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/**
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* @returns {ReturnType<Dependency["getModuleEvaluationSideEffectsState"]>}
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*/
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// eslint-disable-next-line class-methods-use-this
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getModuleEvaluationSideEffectsState() {
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return webpack.ModuleGraphConnection.TRANSITIVE_ONLY;
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}
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/**
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* @param {Parameters<Dependency["serialize"]>[0]} context
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*/
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serialize(context) {
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const {
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write
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} = context;
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write(this.identifier);
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write(this.content);
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write(this.layer);
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write(this.supports);
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write(this.media);
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write(this.sourceMap);
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write(this.context);
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write(this.identifierIndex);
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write(this.assets);
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write(this.assetsInfo);
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super.serialize(context);
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}
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/**
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* @param {Parameters<Dependency["deserialize"]>[0]} context
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*/
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deserialize(context) {
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super.deserialize(context);
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}
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}
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cssDependencyCache.set(webpack, CssDependency);
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webpack.util.serialization.register(CssDependency, path.resolve(__dirname, "CssDependency"),
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// @ts-ignore
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null, {
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serialize(instance, context) {
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instance.serialize(context);
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},
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deserialize(context) {
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const {
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read
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} = context;
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const dep = new CssDependency({
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identifier: read(),
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content: read(),
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layer: read(),
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supports: read(),
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media: read(),
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sourceMap: read()
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}, read(), read());
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const assets = read();
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const assetsInfo = read();
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dep.assets = assets;
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dep.assetsInfo = assetsInfo;
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dep.deserialize(context);
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return dep;
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}
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});
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return CssDependency;
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}
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|
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/**
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* Returns all hooks for the given compilation
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* @param {Compilation} compilation the compilation
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* @returns {MiniCssExtractPluginCompilationHooks} hooks
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*/
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|
static getCompilationHooks(compilation) {
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let hooks = compilationHooksMap.get(compilation);
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|
if (!hooks) {
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hooks = {
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beforeTagInsert: new SyncWaterfallHook(["source", "varNames"], "string"),
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linkPreload: new SyncWaterfallHook(["source", "chunk"]),
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linkPrefetch: new SyncWaterfallHook(["source", "chunk"])
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};
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compilationHooksMap.set(compilation, hooks);
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}
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return hooks;
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}
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|
|
/**
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|
* @param {PluginOptions} [options]
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|
*/
|
|
constructor(options = {}) {
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validate( /** @type {Schema} */schema, options, {
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baseDataPath: "options"
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});
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|
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/**
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* @private
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* @type {WeakMap<Chunk, Set<CssModule>>}
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* @private
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*/
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this._sortedModulesCache = new WeakMap();
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|
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/**
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* @private
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* @type {NormalizedPluginOptions}
|
|
*/
|
|
this.options = Object.assign({
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filename: DEFAULT_FILENAME,
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ignoreOrder: false,
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|
// TODO remove in the next major release
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|
// eslint-disable-next-line no-undefined
|
|
experimentalUseImportModule: undefined,
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runtime: true
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}, options);
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|
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/**
|
|
* @private
|
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* @type {RuntimeOptions}
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*/
|
|
this.runtimeOptions = {
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insert: options.insert,
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|
linkType:
|
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// Todo in next major release set default to "false"
|
|
typeof options.linkType === "boolean" && /** @type {boolean} */options.linkType === true || typeof options.linkType === "undefined" ? "text/css" : options.linkType,
|
|
attributes: options.attributes
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};
|
|
if (!this.options.chunkFilename) {
|
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const {
|
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filename
|
|
} = this.options;
|
|
if (typeof filename !== "function") {
|
|
const hasName = /** @type {string} */filename.includes("[name]");
|
|
const hasId = /** @type {string} */filename.includes("[id]");
|
|
const hasChunkHash = /** @type {string} */
|
|
filename.includes("[chunkhash]");
|
|
const hasContentHash = /** @type {string} */
|
|
filename.includes("[contenthash]");
|
|
|
|
// Anything changing depending on chunk is fine
|
|
if (hasChunkHash || hasContentHash || hasName || hasId) {
|
|
this.options.chunkFilename = filename;
|
|
} else {
|
|
// Otherwise prefix "[id]." in front of the basename to make it changing
|
|
this.options.chunkFilename = /** @type {string} */
|
|
filename.replace(/(^|\/)([^/]*(?:\?|$))/, "$1[id].$2");
|
|
}
|
|
} else {
|
|
this.options.chunkFilename = "[id].css";
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @param {Compiler} compiler
|
|
*/
|
|
apply(compiler) {
|
|
const {
|
|
webpack
|
|
} = compiler;
|
|
if (this.options.experimentalUseImportModule) {
|
|
if (typeof ( /** @type {Compiler["options"]["experiments"] & { executeModule?: boolean }} */
|
|
compiler.options.experiments.executeModule) === "undefined") {
|
|
/** @type {Compiler["options"]["experiments"] & { executeModule?: boolean }} */
|
|
// eslint-disable-next-line no-param-reassign
|
|
compiler.options.experiments.executeModule = true;
|
|
}
|
|
}
|
|
|
|
// TODO bug in webpack, remove it after it will be fixed
|
|
// webpack tries to `require` loader firstly when serializer doesn't found
|
|
if (!registered.has(webpack)) {
|
|
registered.add(webpack);
|
|
webpack.util.serialization.registerLoader(/^mini-css-extract-plugin\//, trueFn);
|
|
}
|
|
const {
|
|
splitChunks
|
|
} = compiler.options.optimization;
|
|
if (splitChunks) {
|
|
if ( /** @type {string[]} */splitChunks.defaultSizeTypes.includes("...")) {
|
|
/** @type {string[]} */
|
|
splitChunks.defaultSizeTypes.push(MODULE_TYPE);
|
|
}
|
|
}
|
|
const CssModule = MiniCssExtractPlugin.getCssModule(webpack);
|
|
const CssDependency = MiniCssExtractPlugin.getCssDependency(webpack);
|
|
const {
|
|
NormalModule
|
|
} = compiler.webpack;
|
|
compiler.hooks.compilation.tap(pluginName, compilation => {
|
|
const {
|
|
loader: normalModuleHook
|
|
} = NormalModule.getCompilationHooks(compilation);
|
|
normalModuleHook.tap(pluginName,
|
|
/**
|
|
* @param {object} loaderContext
|
|
*/
|
|
loaderContext => {
|
|
/** @type {object & { [pluginSymbol]: { experimentalUseImportModule: boolean | undefined } }} */
|
|
// eslint-disable-next-line no-param-reassign
|
|
loaderContext[pluginSymbol] = {
|
|
experimentalUseImportModule: this.options.experimentalUseImportModule
|
|
};
|
|
});
|
|
});
|
|
compiler.hooks.thisCompilation.tap(pluginName, compilation => {
|
|
class CssModuleFactory {
|
|
/**
|
|
* @param {{ dependencies: Dependency[] }} dependencies
|
|
* @param {(arg0?: Error, arg1?: TODO) => void} callback
|
|
*/
|
|
// eslint-disable-next-line class-methods-use-this
|
|
create({
|
|
dependencies: [dependency]
|
|
}, callback) {
|
|
callback(
|
|
// eslint-disable-next-line no-undefined
|
|
undefined, new CssModule( /** @type {CssDependency} */dependency));
|
|
}
|
|
}
|
|
compilation.dependencyFactories.set(CssDependency, new CssModuleFactory());
|
|
class CssDependencyTemplate {
|
|
// eslint-disable-next-line class-methods-use-this
|
|
apply() {}
|
|
}
|
|
compilation.dependencyTemplates.set(CssDependency, new CssDependencyTemplate());
|
|
compilation.hooks.renderManifest.tap(pluginName,
|
|
/**
|
|
* @param {ReturnType<Compilation["getRenderManifest"]>} result
|
|
* @param {Parameters<Compilation["getRenderManifest"]>[0]} chunk
|
|
* @returns {TODO}
|
|
*/
|
|
(result, {
|
|
chunk
|
|
}) => {
|
|
const {
|
|
chunkGraph
|
|
} = compilation;
|
|
const {
|
|
HotUpdateChunk
|
|
} = webpack;
|
|
|
|
// We don't need hot update chunks for css
|
|
// We will use the real asset instead to update
|
|
if (chunk instanceof HotUpdateChunk) {
|
|
return;
|
|
}
|
|
|
|
/** @type {CssModule[]} */
|
|
const renderedModules = Array.from( /** @type {CssModule[]} */
|
|
this.getChunkModules(chunk, chunkGraph)).filter(module =>
|
|
// @ts-ignore
|
|
module.type === MODULE_TYPE);
|
|
const filenameTemplate = /** @type {string} */
|
|
|
|
chunk.canBeInitial() ? this.options.filename : this.options.chunkFilename;
|
|
if (renderedModules.length > 0) {
|
|
result.push({
|
|
render: () => this.renderContentAsset(compiler, compilation, chunk, renderedModules, compilation.runtimeTemplate.requestShortener, filenameTemplate, {
|
|
contentHashType: MODULE_TYPE,
|
|
chunk
|
|
}),
|
|
filenameTemplate,
|
|
pathOptions: {
|
|
chunk,
|
|
contentHashType: MODULE_TYPE
|
|
},
|
|
identifier: `${pluginName}.${chunk.id}`,
|
|
hash: chunk.contentHash[MODULE_TYPE]
|
|
});
|
|
}
|
|
});
|
|
compilation.hooks.contentHash.tap(pluginName, chunk => {
|
|
const {
|
|
outputOptions,
|
|
chunkGraph
|
|
} = compilation;
|
|
const modules = this.sortModules(compilation, chunk, /** @type {CssModule[]} */
|
|
chunkGraph.getChunkModulesIterableBySourceType(chunk, MODULE_TYPE), compilation.runtimeTemplate.requestShortener);
|
|
if (modules) {
|
|
const {
|
|
hashFunction,
|
|
hashDigest,
|
|
hashDigestLength
|
|
} = outputOptions;
|
|
const {
|
|
createHash
|
|
} = compiler.webpack.util;
|
|
const hash = createHash( /** @type {string} */hashFunction);
|
|
for (const m of modules) {
|
|
hash.update(chunkGraph.getModuleHash(m, chunk.runtime));
|
|
}
|
|
|
|
// eslint-disable-next-line no-param-reassign
|
|
chunk.contentHash[MODULE_TYPE] = /** @type {string} */
|
|
hash.digest(hashDigest).substring(0, hashDigestLength);
|
|
}
|
|
});
|
|
|
|
// All the code below is dedicated to the runtime and can be skipped when the `runtime` option is `false`
|
|
if (!this.options.runtime) {
|
|
return;
|
|
}
|
|
const {
|
|
Template,
|
|
RuntimeGlobals,
|
|
RuntimeModule,
|
|
runtime
|
|
} = webpack;
|
|
|
|
/**
|
|
* @param {Chunk} mainChunk
|
|
* @param {Compilation} compilation
|
|
* @returns {Record<string, number>}
|
|
*/
|
|
// eslint-disable-next-line no-shadow
|
|
const getCssChunkObject = (mainChunk, compilation) => {
|
|
/** @type {Record<string, number>} */
|
|
const obj = {};
|
|
const {
|
|
chunkGraph
|
|
} = compilation;
|
|
for (const chunk of mainChunk.getAllAsyncChunks()) {
|
|
const modules = chunkGraph.getOrderedChunkModulesIterable(chunk, compareModulesByIdentifier);
|
|
for (const module of modules) {
|
|
// @ts-ignore
|
|
if (module.type === MODULE_TYPE) {
|
|
obj[( /** @type {string} */chunk.id)] = 1;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
return obj;
|
|
};
|
|
|
|
/**
|
|
* @param {Chunk} chunk chunk
|
|
* @param {ChunkGraph} chunkGraph chunk graph
|
|
* @returns {boolean} true, when the chunk has css
|
|
*/
|
|
function chunkHasCss(chunk, chunkGraph) {
|
|
// this function replace:
|
|
// const chunkHasCss = require("webpack/lib/css/CssModulesPlugin").chunkHasCss;
|
|
return !!chunkGraph.getChunkModulesIterableBySourceType(chunk, "css/mini-extract");
|
|
}
|
|
class CssLoadingRuntimeModule extends RuntimeModule {
|
|
/**
|
|
* @param {Set<string>} runtimeRequirements
|
|
* @param {RuntimeOptions} runtimeOptions
|
|
*/
|
|
constructor(runtimeRequirements, runtimeOptions) {
|
|
super("css loading", 10);
|
|
this.runtimeRequirements = runtimeRequirements;
|
|
this.runtimeOptions = runtimeOptions;
|
|
}
|
|
generate() {
|
|
const {
|
|
chunkGraph,
|
|
chunk,
|
|
runtimeRequirements
|
|
} = this;
|
|
const {
|
|
runtimeTemplate,
|
|
outputOptions: {
|
|
crossOriginLoading
|
|
}
|
|
} = /** @type {Compilation} */this.compilation;
|
|
const chunkMap = getCssChunkObject( /** @type {Chunk} */chunk, /** @type {Compilation} */this.compilation);
|
|
const withLoading = runtimeRequirements.has(RuntimeGlobals.ensureChunkHandlers) && Object.keys(chunkMap).length > 0;
|
|
const withHmr = runtimeRequirements.has(RuntimeGlobals.hmrDownloadUpdateHandlers);
|
|
if (!withLoading && !withHmr) {
|
|
return "";
|
|
}
|
|
const conditionMap = /** @type {ChunkGraph} */chunkGraph.getChunkConditionMap( /** @type {Chunk} */chunk, chunkHasCss);
|
|
const hasCssMatcher = compileBooleanMatcher(conditionMap);
|
|
const withPrefetch = runtimeRequirements.has(RuntimeGlobals.prefetchChunkHandlers);
|
|
const withPreload = runtimeRequirements.has(RuntimeGlobals.preloadChunkHandlers);
|
|
const {
|
|
linkPreload,
|
|
linkPrefetch
|
|
} = MiniCssExtractPlugin.getCompilationHooks(compilation);
|
|
return Template.asString(['if (typeof document === "undefined") return;', `var createStylesheet = ${runtimeTemplate.basicFunction("chunkId, fullhref, oldTag, resolve, reject", ['var linkTag = document.createElement("link");', this.runtimeOptions.attributes ? Template.asString(Object.entries(this.runtimeOptions.attributes).map(entry => {
|
|
const [key, value] = entry;
|
|
return `linkTag.setAttribute(${JSON.stringify(key)}, ${JSON.stringify(value)});`;
|
|
})) : "", 'linkTag.rel = "stylesheet";', this.runtimeOptions.linkType ? `linkTag.type = ${JSON.stringify(this.runtimeOptions.linkType)};` : "", `if (${RuntimeGlobals.scriptNonce}) {`, Template.indent(`linkTag.nonce = ${RuntimeGlobals.scriptNonce};`), "}", `var onLinkComplete = ${runtimeTemplate.basicFunction("event", ["// avoid mem leaks.", "linkTag.onerror = linkTag.onload = null;", "if (event.type === 'load') {", Template.indent(["resolve();"]), "} else {", Template.indent(["var errorType = event && event.type;", "var realHref = event && event.target && event.target.href || fullhref;", 'var err = new Error("Loading CSS chunk " + chunkId + " failed.\\n(" + errorType + ": " + realHref + ")");', 'err.name = "ChunkLoadError";',
|
|
// TODO remove `code` in the future major release to align with webpack
|
|
'err.code = "CSS_CHUNK_LOAD_FAILED";', "err.type = errorType;", "err.request = realHref;", "if (linkTag.parentNode) linkTag.parentNode.removeChild(linkTag)", "reject(err);"]), "}"])}`, "linkTag.onerror = linkTag.onload = onLinkComplete;", "linkTag.href = fullhref;", crossOriginLoading ? Template.asString([`if (linkTag.href.indexOf(window.location.origin + '/') !== 0) {`, Template.indent(`linkTag.crossOrigin = ${JSON.stringify(crossOriginLoading)};`), "}"]) : "", MiniCssExtractPlugin.getCompilationHooks(compilation).beforeTagInsert.call("", {
|
|
tag: "linkTag",
|
|
chunkId: "chunkId",
|
|
href: "fullhref",
|
|
resolve: "resolve",
|
|
reject: "reject"
|
|
}) || "", typeof this.runtimeOptions.insert !== "undefined" ? typeof this.runtimeOptions.insert === "function" ? `(${this.runtimeOptions.insert.toString()})(linkTag)` : Template.asString([`var target = document.querySelector("${this.runtimeOptions.insert}");`, `target.parentNode.insertBefore(linkTag, target.nextSibling);`]) : Template.asString(["if (oldTag) {", Template.indent(["oldTag.parentNode.insertBefore(linkTag, oldTag.nextSibling);"]), "} else {", Template.indent(["document.head.appendChild(linkTag);"]), "}"]), "return linkTag;"])};`, `var findStylesheet = ${runtimeTemplate.basicFunction("href, fullhref", ['var existingLinkTags = document.getElementsByTagName("link");', "for(var i = 0; i < existingLinkTags.length; i++) {", Template.indent(["var tag = existingLinkTags[i];", 'var dataHref = tag.getAttribute("data-href") || tag.getAttribute("href");', 'if(tag.rel === "stylesheet" && (dataHref === href || dataHref === fullhref)) return tag;']), "}", 'var existingStyleTags = document.getElementsByTagName("style");', "for(var i = 0; i < existingStyleTags.length; i++) {", Template.indent(["var tag = existingStyleTags[i];", 'var dataHref = tag.getAttribute("data-href");', "if(dataHref === href || dataHref === fullhref) return tag;"]), "}"])};`, `var loadStylesheet = ${runtimeTemplate.basicFunction("chunkId", `return new Promise(${runtimeTemplate.basicFunction("resolve, reject", [`var href = ${RuntimeGlobals.require}.miniCssF(chunkId);`, `var fullhref = ${RuntimeGlobals.publicPath} + href;`, "if(findStylesheet(href, fullhref)) return resolve();", "createStylesheet(chunkId, fullhref, null, resolve, reject);"])});`)}`, withLoading ? Template.asString(["// object to store loaded CSS chunks", "var installedCssChunks = {", Template.indent( /** @type {string[]} */
|
|
( /** @type {Chunk} */chunk.ids).map(id => `${JSON.stringify(id)}: 0`).join(",\n")), "};", "", `${RuntimeGlobals.ensureChunkHandlers}.miniCss = ${runtimeTemplate.basicFunction("chunkId, promises", [`var cssChunks = ${JSON.stringify(chunkMap)};`, "if(installedCssChunks[chunkId]) promises.push(installedCssChunks[chunkId]);", "else if(installedCssChunks[chunkId] !== 0 && cssChunks[chunkId]) {", Template.indent([`promises.push(installedCssChunks[chunkId] = loadStylesheet(chunkId).then(${runtimeTemplate.basicFunction("", "installedCssChunks[chunkId] = 0;")}, ${runtimeTemplate.basicFunction("e", ["delete installedCssChunks[chunkId];", "throw e;"])}));`]), "}"])};`]) : "// no chunk loading", "", withHmr ? Template.asString(["var oldTags = [];", "var newTags = [];", `var applyHandler = ${runtimeTemplate.basicFunction("options", [`return { dispose: ${runtimeTemplate.basicFunction("", ["for(var i = 0; i < oldTags.length; i++) {", Template.indent(["var oldTag = oldTags[i];", "if(oldTag.parentNode) oldTag.parentNode.removeChild(oldTag);"]), "}", "oldTags.length = 0;"])}, apply: ${runtimeTemplate.basicFunction("", ['for(var i = 0; i < newTags.length; i++) newTags[i].rel = "stylesheet";', "newTags.length = 0;"])} };`])}`, `${RuntimeGlobals.hmrDownloadUpdateHandlers}.miniCss = ${runtimeTemplate.basicFunction("chunkIds, removedChunks, removedModules, promises, applyHandlers, updatedModulesList", ["applyHandlers.push(applyHandler);", `chunkIds.forEach(${runtimeTemplate.basicFunction("chunkId", [`var href = ${RuntimeGlobals.require}.miniCssF(chunkId);`, `var fullhref = ${RuntimeGlobals.publicPath} + href;`, "var oldTag = findStylesheet(href, fullhref);", "if(!oldTag) return;", `promises.push(new Promise(${runtimeTemplate.basicFunction("resolve, reject", [`var tag = createStylesheet(chunkId, fullhref, oldTag, ${runtimeTemplate.basicFunction("", ['tag.as = "style";', 'tag.rel = "preload";', "resolve();"])}, reject);`, "oldTags.push(oldTag);", "newTags.push(tag);"])}));`])});`])}`]) : "// no hmr", "", withPrefetch && hasCssMatcher !== false ? `${RuntimeGlobals.prefetchChunkHandlers}.miniCss = ${runtimeTemplate.basicFunction("chunkId", [`if((!${RuntimeGlobals.hasOwnProperty}(installedCssChunks, chunkId) || installedCssChunks[chunkId] === undefined) && ${hasCssMatcher === true ? "true" : hasCssMatcher("chunkId")}) {`, Template.indent(["installedCssChunks[chunkId] = null;", linkPrefetch.call(Template.asString(["var link = document.createElement('link');", crossOriginLoading ? `link.crossOrigin = ${JSON.stringify(crossOriginLoading)};` : "", `if (${RuntimeGlobals.scriptNonce}) {`, Template.indent(`link.setAttribute("nonce", ${RuntimeGlobals.scriptNonce});`), "}", 'link.rel = "prefetch";', 'link.as = "style";', `link.href = ${RuntimeGlobals.publicPath} + ${RuntimeGlobals.require}.miniCssF(chunkId);`]), /** @type {Chunk} */chunk), "document.head.appendChild(link);"]), "}"])};` : "// no prefetching", "", withPreload && hasCssMatcher !== false ? `${RuntimeGlobals.preloadChunkHandlers}.miniCss = ${runtimeTemplate.basicFunction("chunkId", [`if((!${RuntimeGlobals.hasOwnProperty}(installedCssChunks, chunkId) || installedCssChunks[chunkId] === undefined) && ${hasCssMatcher === true ? "true" : hasCssMatcher("chunkId")}) {`, Template.indent(["installedCssChunks[chunkId] = null;", linkPreload.call(Template.asString(["var link = document.createElement('link');", "link.charset = 'utf-8';", `if (${RuntimeGlobals.scriptNonce}) {`, Template.indent(`link.setAttribute("nonce", ${RuntimeGlobals.scriptNonce});`), "}", 'link.rel = "preload";', 'link.as = "style";', `link.href = ${RuntimeGlobals.publicPath} + ${RuntimeGlobals.require}.miniCssF(chunkId);`, crossOriginLoading ? crossOriginLoading === "use-credentials" ? 'link.crossOrigin = "use-credentials";' : Template.asString(["if (link.href.indexOf(window.location.origin + '/') !== 0) {", Template.indent(`link.crossOrigin = ${JSON.stringify(crossOriginLoading)};`), "}"]) : ""]), /** @type {Chunk} */chunk), "document.head.appendChild(link);"]), "}"])};` : "// no preloaded"]);
|
|
}
|
|
}
|
|
const enabledChunks = new WeakSet();
|
|
|
|
/**
|
|
* @param {Chunk} chunk
|
|
* @param {Set<string>} set
|
|
*/
|
|
const handler = (chunk, set) => {
|
|
if (enabledChunks.has(chunk)) {
|
|
return;
|
|
}
|
|
enabledChunks.add(chunk);
|
|
if (typeof this.options.chunkFilename === "string" && /\[(full)?hash(:\d+)?\]/.test(this.options.chunkFilename)) {
|
|
set.add(RuntimeGlobals.getFullHash);
|
|
}
|
|
set.add(RuntimeGlobals.publicPath);
|
|
compilation.addRuntimeModule(chunk, new runtime.GetChunkFilenameRuntimeModule(MODULE_TYPE, "mini-css", `${RuntimeGlobals.require}.miniCssF`,
|
|
/**
|
|
* @param {Chunk} referencedChunk
|
|
* @returns {TODO}
|
|
*/
|
|
referencedChunk => {
|
|
if (!referencedChunk.contentHash[MODULE_TYPE]) {
|
|
return false;
|
|
}
|
|
return referencedChunk.canBeInitial() ? this.options.filename : this.options.chunkFilename;
|
|
}, false));
|
|
compilation.addRuntimeModule(chunk, new CssLoadingRuntimeModule(set, this.runtimeOptions));
|
|
};
|
|
compilation.hooks.runtimeRequirementInTree.for(RuntimeGlobals.ensureChunkHandlers).tap(pluginName, handler);
|
|
compilation.hooks.runtimeRequirementInTree.for(RuntimeGlobals.hmrDownloadUpdateHandlers).tap(pluginName, handler);
|
|
compilation.hooks.runtimeRequirementInTree.for(RuntimeGlobals.prefetchChunkHandlers).tap(pluginName, handler);
|
|
compilation.hooks.runtimeRequirementInTree.for(RuntimeGlobals.preloadChunkHandlers).tap(pluginName, handler);
|
|
});
|
|
}
|
|
|
|
/**
|
|
* @private
|
|
* @param {Chunk} chunk
|
|
* @param {ChunkGraph} chunkGraph
|
|
* @returns {Iterable<Module>}
|
|
*/
|
|
getChunkModules(chunk, chunkGraph) {
|
|
return typeof chunkGraph !== "undefined" ? chunkGraph.getOrderedChunkModulesIterable(chunk, compareModulesByIdentifier) : chunk.modulesIterable;
|
|
}
|
|
|
|
/**
|
|
* @private
|
|
* @param {Compilation} compilation
|
|
* @param {Chunk} chunk
|
|
* @param {CssModule[]} modules
|
|
* @param {Compilation["requestShortener"]} requestShortener
|
|
* @returns {Set<CssModule>}
|
|
*/
|
|
sortModules(compilation, chunk, modules, requestShortener) {
|
|
let usedModules = this._sortedModulesCache.get(chunk);
|
|
if (usedModules || !modules) {
|
|
return /** @type {Set<CssModule>} */usedModules;
|
|
}
|
|
|
|
/** @type {CssModule[]} */
|
|
const modulesList = [...modules];
|
|
// Store dependencies for modules
|
|
/** @type {Map<CssModule, Set<CssModule>>} */
|
|
const moduleDependencies = new Map(modulesList.map(m => [m, ( /** @type {Set<CssModule>} */
|
|
new Set())]));
|
|
/** @type {Map<CssModule, Map<CssModule, Set<ChunkGroup>>>} */
|
|
const moduleDependenciesReasons = new Map(modulesList.map(m => [m, new Map()]));
|
|
// Get ordered list of modules per chunk group
|
|
// This loop also gathers dependencies from the ordered lists
|
|
// Lists are in reverse order to allow to use Array.pop()
|
|
/** @type {CssModule[][]} */
|
|
const modulesByChunkGroup = Array.from(chunk.groupsIterable, chunkGroup => {
|
|
const sortedModules = modulesList.map(module => {
|
|
return {
|
|
module,
|
|
index: chunkGroup.getModulePostOrderIndex(module)
|
|
};
|
|
})
|
|
// eslint-disable-next-line no-undefined
|
|
.filter(item => item.index !== undefined).sort((a, b) => /** @type {number} */b.index - ( /** @type {number} */a.index)).map(item => item.module);
|
|
for (let i = 0; i < sortedModules.length; i++) {
|
|
const set = moduleDependencies.get(sortedModules[i]);
|
|
const reasons = /** @type {Map<CssModule, Set<ChunkGroup>>} */
|
|
moduleDependenciesReasons.get(sortedModules[i]);
|
|
for (let j = i + 1; j < sortedModules.length; j++) {
|
|
const module = sortedModules[j];
|
|
|
|
/** @type {Set<CssModule>} */
|
|
set.add(module);
|
|
const reason = reasons.get(module) || ( /** @type {Set<ChunkGroup>} */new Set());
|
|
reason.add(chunkGroup);
|
|
reasons.set(module, reason);
|
|
}
|
|
}
|
|
return sortedModules;
|
|
});
|
|
|
|
// set with already included modules in correct order
|
|
usedModules = new Set();
|
|
|
|
/**
|
|
* @param {CssModule} m
|
|
* @returns {boolean}
|
|
*/
|
|
const unusedModulesFilter = m => !( /** @type {Set<CssModule>} */usedModules.has(m));
|
|
while (usedModules.size < modulesList.length) {
|
|
let success = false;
|
|
let bestMatch;
|
|
let bestMatchDeps;
|
|
|
|
// get first module where dependencies are fulfilled
|
|
for (const list of modulesByChunkGroup) {
|
|
// skip and remove already added modules
|
|
while (list.length > 0 && usedModules.has(list[list.length - 1])) {
|
|
list.pop();
|
|
}
|
|
|
|
// skip empty lists
|
|
if (list.length !== 0) {
|
|
const module = list[list.length - 1];
|
|
const deps = moduleDependencies.get(module);
|
|
// determine dependencies that are not yet included
|
|
const failedDeps = Array.from( /** @type {Set<CssModule>} */
|
|
deps).filter(unusedModulesFilter);
|
|
|
|
// store best match for fallback behavior
|
|
if (!bestMatchDeps || bestMatchDeps.length > failedDeps.length) {
|
|
bestMatch = list;
|
|
bestMatchDeps = failedDeps;
|
|
}
|
|
if (failedDeps.length === 0) {
|
|
// use this module and remove it from list
|
|
usedModules.add( /** @type {CssModule} */list.pop());
|
|
success = true;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
if (!success) {
|
|
// no module found => there is a conflict
|
|
// use list with fewest failed deps
|
|
// and emit a warning
|
|
const fallbackModule = /** @type {CssModule[]} */bestMatch.pop();
|
|
if (!this.options.ignoreOrder) {
|
|
const reasons = moduleDependenciesReasons.get( /** @type {CssModule} */fallbackModule);
|
|
compilation.warnings.push( /** @type {WebpackError} */
|
|
|
|
new Error([`chunk ${chunk.name || chunk.id} [${pluginName}]`, "Conflicting order. Following module has been added:", ` * ${
|
|
/** @type {CssModule} */fallbackModule.readableIdentifier(requestShortener)}`, "despite it was not able to fulfill desired ordering with these modules:", ... /** @type {CssModule[]} */bestMatchDeps.map(m => {
|
|
const goodReasonsMap = moduleDependenciesReasons.get(m);
|
|
const goodReasons = goodReasonsMap && goodReasonsMap.get( /** @type {CssModule} */fallbackModule);
|
|
const failedChunkGroups = Array.from( /** @type {Set<ChunkGroup>} */
|
|
|
|
/** @type {Map<CssModule, Set<ChunkGroup>>} */
|
|
reasons.get(m), cg => cg.name).join(", ");
|
|
const goodChunkGroups = goodReasons && Array.from(goodReasons, cg => cg.name).join(", ");
|
|
return [` * ${m.readableIdentifier(requestShortener)}`, ` - couldn't fulfill desired order of chunk group(s) ${failedChunkGroups}`, goodChunkGroups && ` - while fulfilling desired order of chunk group(s) ${goodChunkGroups}`].filter(Boolean).join("\n");
|
|
})].join("\n")));
|
|
}
|
|
usedModules.add( /** @type {CssModule} */fallbackModule);
|
|
}
|
|
}
|
|
this._sortedModulesCache.set(chunk, usedModules);
|
|
return usedModules;
|
|
}
|
|
|
|
/**
|
|
* @private
|
|
* @param {Compiler} compiler
|
|
* @param {Compilation} compilation
|
|
* @param {Chunk} chunk
|
|
* @param {CssModule[]} modules
|
|
* @param {Compiler["requestShortener"]} requestShortener
|
|
* @param {string} filenameTemplate
|
|
* @param {Parameters<Exclude<Required<Configuration>['output']['filename'], string | undefined>>[0]} pathData
|
|
* @returns {Source}
|
|
*/
|
|
renderContentAsset(compiler, compilation, chunk, modules, requestShortener, filenameTemplate, pathData) {
|
|
const usedModules = this.sortModules(compilation, chunk, modules, requestShortener);
|
|
const {
|
|
ConcatSource,
|
|
SourceMapSource,
|
|
RawSource
|
|
} = compiler.webpack.sources;
|
|
const source = new ConcatSource();
|
|
const externalsSource = new ConcatSource();
|
|
for (const module of usedModules) {
|
|
let content = module.content.toString();
|
|
const readableIdentifier = module.readableIdentifier(requestShortener);
|
|
const startsWithAtRuleImport = /^@import url/.test(content);
|
|
let header;
|
|
if (compilation.outputOptions.pathinfo) {
|
|
// From https://github.com/webpack/webpack/blob/29eff8a74ecc2f87517b627dee451c2af9ed3f3f/lib/ModuleInfoHeaderPlugin.js#L191-L194
|
|
const reqStr = readableIdentifier.replace(/\*\//g, "*_/");
|
|
const reqStrStar = "*".repeat(reqStr.length);
|
|
const headerStr = `/*!****${reqStrStar}****!*\\\n !*** ${reqStr} ***!\n \\****${reqStrStar}****/\n`;
|
|
header = new RawSource(headerStr);
|
|
}
|
|
if (startsWithAtRuleImport) {
|
|
if (typeof header !== "undefined") {
|
|
externalsSource.add(header);
|
|
}
|
|
|
|
// HACK for IE
|
|
// http://stackoverflow.com/a/14676665/1458162
|
|
if (module.media || module.supports || typeof module.layer !== "undefined") {
|
|
let atImportExtra = "";
|
|
const needLayer = typeof module.layer !== "undefined";
|
|
if (needLayer) {
|
|
atImportExtra += module.layer.length > 0 ? ` layer(${module.layer})` : " layer";
|
|
}
|
|
if (module.supports) {
|
|
atImportExtra += ` supports(${module.supports})`;
|
|
}
|
|
if (module.media) {
|
|
atImportExtra += ` ${module.media}`;
|
|
}
|
|
|
|
// insert media into the @import
|
|
// this is rar
|
|
// TODO improve this and parse the CSS to support multiple medias
|
|
content = content.replace(/;|\s*$/, `${atImportExtra};`);
|
|
}
|
|
externalsSource.add(content);
|
|
externalsSource.add("\n");
|
|
} else {
|
|
if (typeof header !== "undefined") {
|
|
source.add(header);
|
|
}
|
|
if (module.supports) {
|
|
source.add(`@supports (${module.supports}) {\n`);
|
|
}
|
|
if (module.media) {
|
|
source.add(`@media ${module.media} {\n`);
|
|
}
|
|
const needLayer = typeof module.layer !== "undefined";
|
|
if (needLayer) {
|
|
source.add(`@layer${module.layer.length > 0 ? ` ${module.layer}` : ""} {\n`);
|
|
}
|
|
const {
|
|
path: filename
|
|
} = compilation.getPathWithInfo(filenameTemplate, pathData);
|
|
const undoPath = getUndoPath(filename, compiler.outputPath, false);
|
|
|
|
// replacements
|
|
content = content.replace(new RegExp(ABSOLUTE_PUBLIC_PATH, "g"), "");
|
|
content = content.replace(new RegExp(SINGLE_DOT_PATH_SEGMENT, "g"), ".");
|
|
content = content.replace(new RegExp(AUTO_PUBLIC_PATH, "g"), undoPath);
|
|
const entryOptions = chunk.getEntryOptions();
|
|
const baseUriReplacement = entryOptions && entryOptions.baseUri || undoPath;
|
|
content = content.replace(new RegExp(BASE_URI, "g"), baseUriReplacement);
|
|
if (module.sourceMap) {
|
|
source.add(new SourceMapSource(content, readableIdentifier, module.sourceMap.toString()));
|
|
} else {
|
|
source.add(new RawSource(content));
|
|
}
|
|
source.add("\n");
|
|
if (needLayer) {
|
|
source.add("}\n");
|
|
}
|
|
if (module.media) {
|
|
source.add("}\n");
|
|
}
|
|
if (module.supports) {
|
|
source.add("}\n");
|
|
}
|
|
}
|
|
}
|
|
return new ConcatSource(externalsSource, source);
|
|
}
|
|
}
|
|
MiniCssExtractPlugin.pluginName = pluginName;
|
|
MiniCssExtractPlugin.pluginSymbol = pluginSymbol;
|
|
MiniCssExtractPlugin.loader = require.resolve("./loader");
|
|
module.exports = MiniCssExtractPlugin; |