870 lines
29 KiB
JavaScript
870 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 { SyncBailHook } = require("tapable");
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const { RawSource } = require("webpack-sources");
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const ChunkGraph = require("./ChunkGraph");
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const Compilation = require("./Compilation");
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const HotUpdateChunk = require("./HotUpdateChunk");
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const NormalModule = require("./NormalModule");
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const RuntimeGlobals = require("./RuntimeGlobals");
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const WebpackError = require("./WebpackError");
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const ConstDependency = require("./dependencies/ConstDependency");
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const ImportMetaHotAcceptDependency = require("./dependencies/ImportMetaHotAcceptDependency");
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const ImportMetaHotDeclineDependency = require("./dependencies/ImportMetaHotDeclineDependency");
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const ModuleHotAcceptDependency = require("./dependencies/ModuleHotAcceptDependency");
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const ModuleHotDeclineDependency = require("./dependencies/ModuleHotDeclineDependency");
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const HotModuleReplacementRuntimeModule = require("./hmr/HotModuleReplacementRuntimeModule");
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const JavascriptParser = require("./javascript/JavascriptParser");
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const {
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evaluateToIdentifier
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} = require("./javascript/JavascriptParserHelpers");
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const { find, isSubset } = require("./util/SetHelpers");
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const TupleSet = require("./util/TupleSet");
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const { compareModulesById } = require("./util/comparators");
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const {
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getRuntimeKey,
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keyToRuntime,
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forEachRuntime,
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mergeRuntimeOwned,
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subtractRuntime,
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intersectRuntime
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} = require("./util/runtime");
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const {
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JAVASCRIPT_MODULE_TYPE_AUTO,
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JAVASCRIPT_MODULE_TYPE_DYNAMIC,
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JAVASCRIPT_MODULE_TYPE_ESM,
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WEBPACK_MODULE_TYPE_RUNTIME
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} = require("./ModuleTypeConstants");
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/** @typedef {import("estree").CallExpression} CallExpression */
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/** @typedef {import("estree").Expression} Expression */
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/** @typedef {import("../declarations/WebpackOptions").OutputNormalized} OutputNormalized */
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/** @typedef {import("./Chunk")} Chunk */
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/** @typedef {import("./Chunk").ChunkId} ChunkId */
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/** @typedef {import("./ChunkGraph").ModuleId} ModuleId */
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/** @typedef {import("./Compilation").AssetInfo} AssetInfo */
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/** @typedef {import("./Compiler")} Compiler */
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/** @typedef {import("./Dependency").DependencyLocation} DependencyLocation */
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/** @typedef {import("./Module")} Module */
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/** @typedef {import("./Module").BuildInfo} BuildInfo */
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/** @typedef {import("./RuntimeModule")} RuntimeModule */
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/** @typedef {import("./javascript/BasicEvaluatedExpression")} BasicEvaluatedExpression */
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/** @typedef {import("./javascript/JavascriptParserHelpers").Range} Range */
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/** @typedef {import("./util/runtime").RuntimeSpec} RuntimeSpec */
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/**
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* @typedef {object} HMRJavascriptParserHooks
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* @property {SyncBailHook<[TODO, string[]], void>} hotAcceptCallback
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* @property {SyncBailHook<[TODO, string[]], void>} hotAcceptWithoutCallback
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*/
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/** @typedef {{ updatedChunkIds: Set<ChunkId>, removedChunkIds: Set<ChunkId>, removedModules: Set<Module>, filename: string, assetInfo: AssetInfo }} HotUpdateMainContentByRuntimeItem */
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/** @typedef {Map<string, HotUpdateMainContentByRuntimeItem>} HotUpdateMainContentByRuntime */
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/** @type {WeakMap<JavascriptParser, HMRJavascriptParserHooks>} */
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const parserHooksMap = new WeakMap();
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const PLUGIN_NAME = "HotModuleReplacementPlugin";
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class HotModuleReplacementPlugin {
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/**
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* @param {JavascriptParser} parser the parser
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* @returns {HMRJavascriptParserHooks} the attached hooks
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*/
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static getParserHooks(parser) {
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if (!(parser instanceof JavascriptParser)) {
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throw new TypeError(
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"The 'parser' argument must be an instance of JavascriptParser"
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);
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}
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let hooks = parserHooksMap.get(parser);
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if (hooks === undefined) {
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hooks = {
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hotAcceptCallback: new SyncBailHook(["expression", "requests"]),
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hotAcceptWithoutCallback: new SyncBailHook(["expression", "requests"])
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};
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parserHooksMap.set(parser, hooks);
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}
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return hooks;
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}
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/**
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* @param {object=} options options
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*/
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constructor(options) {
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this.options = options || {};
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}
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/**
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* Apply the plugin
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* @param {Compiler} compiler the compiler instance
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* @returns {void}
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*/
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apply(compiler) {
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const { _backCompat: backCompat } = compiler;
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if (compiler.options.output.strictModuleErrorHandling === undefined)
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compiler.options.output.strictModuleErrorHandling = true;
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const runtimeRequirements = [RuntimeGlobals.module];
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/**
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* @param {JavascriptParser} parser the parser
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* @param {typeof ModuleHotAcceptDependency} ParamDependency dependency
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* @returns {(expr: CallExpression) => boolean | undefined} callback
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*/
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const createAcceptHandler = (parser, ParamDependency) => {
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const { hotAcceptCallback, hotAcceptWithoutCallback } =
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HotModuleReplacementPlugin.getParserHooks(parser);
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return expr => {
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const module = parser.state.module;
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const dep = new ConstDependency(
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`${module.moduleArgument}.hot.accept`,
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/** @type {Range} */ (expr.callee.range),
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runtimeRequirements
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);
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dep.loc = /** @type {DependencyLocation} */ (expr.loc);
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module.addPresentationalDependency(dep);
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/** @type {BuildInfo} */
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(module.buildInfo).moduleConcatenationBailout =
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"Hot Module Replacement";
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if (expr.arguments.length >= 1) {
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const arg = parser.evaluateExpression(
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/** @type {Expression} */ (expr.arguments[0])
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);
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/** @type {BasicEvaluatedExpression[]} */
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let params = [];
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if (arg.isString()) {
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params = [arg];
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} else if (arg.isArray()) {
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params =
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/** @type {BasicEvaluatedExpression[]} */
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(arg.items).filter(param => param.isString());
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}
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/** @type {string[]} */
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const requests = [];
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if (params.length > 0) {
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for (const [idx, param] of params.entries()) {
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const request = /** @type {string} */ (param.string);
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const dep = new ParamDependency(
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request,
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/** @type {Range} */ (param.range)
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);
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dep.optional = true;
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dep.loc = Object.create(
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/** @type {DependencyLocation} */ (expr.loc)
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);
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dep.loc.index = idx;
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module.addDependency(dep);
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requests.push(request);
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}
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if (expr.arguments.length > 1) {
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hotAcceptCallback.call(expr.arguments[1], requests);
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for (let i = 1; i < expr.arguments.length; i++) {
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parser.walkExpression(expr.arguments[i]);
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}
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return true;
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}
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hotAcceptWithoutCallback.call(expr, requests);
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return true;
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}
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}
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parser.walkExpressions(expr.arguments);
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return true;
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};
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};
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/**
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* @param {JavascriptParser} parser the parser
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* @param {typeof ModuleHotDeclineDependency} ParamDependency dependency
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* @returns {(expr: CallExpression) => boolean | undefined} callback
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*/
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const createDeclineHandler = (parser, ParamDependency) => expr => {
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const module = parser.state.module;
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const dep = new ConstDependency(
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`${module.moduleArgument}.hot.decline`,
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/** @type {Range} */ (expr.callee.range),
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runtimeRequirements
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);
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dep.loc = /** @type {DependencyLocation} */ (expr.loc);
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module.addPresentationalDependency(dep);
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/** @type {BuildInfo} */
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(module.buildInfo).moduleConcatenationBailout = "Hot Module Replacement";
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if (expr.arguments.length === 1) {
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const arg = parser.evaluateExpression(expr.arguments[0]);
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/** @type {BasicEvaluatedExpression[]} */
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let params = [];
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if (arg.isString()) {
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params = [arg];
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} else if (arg.isArray()) {
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params =
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/** @type {BasicEvaluatedExpression[]} */
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(arg.items).filter(param => param.isString());
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}
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for (const [idx, param] of params.entries()) {
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const dep = new ParamDependency(
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/** @type {string} */ (param.string),
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/** @type {Range} */ (param.range)
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);
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dep.optional = true;
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dep.loc = Object.create(/** @type {DependencyLocation} */ (expr.loc));
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dep.loc.index = idx;
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module.addDependency(dep);
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}
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}
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return true;
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};
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/**
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* @param {JavascriptParser} parser the parser
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* @returns {(expr: Expression) => boolean | undefined} callback
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*/
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const createHMRExpressionHandler = parser => expr => {
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const module = parser.state.module;
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const dep = new ConstDependency(
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`${module.moduleArgument}.hot`,
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/** @type {Range} */ (expr.range),
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runtimeRequirements
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);
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dep.loc = /** @type {DependencyLocation} */ (expr.loc);
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module.addPresentationalDependency(dep);
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/** @type {BuildInfo} */
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(module.buildInfo).moduleConcatenationBailout = "Hot Module Replacement";
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return true;
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};
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/**
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* @param {JavascriptParser} parser the parser
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* @returns {void}
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*/
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const applyModuleHot = parser => {
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parser.hooks.evaluateIdentifier.for("module.hot").tap(
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{
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name: PLUGIN_NAME,
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before: "NodeStuffPlugin"
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},
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expr =>
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evaluateToIdentifier(
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"module.hot",
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"module",
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() => ["hot"],
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true
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)(expr)
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);
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parser.hooks.call
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.for("module.hot.accept")
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.tap(
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PLUGIN_NAME,
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createAcceptHandler(parser, ModuleHotAcceptDependency)
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);
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parser.hooks.call
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.for("module.hot.decline")
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.tap(
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PLUGIN_NAME,
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createDeclineHandler(parser, ModuleHotDeclineDependency)
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);
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parser.hooks.expression
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.for("module.hot")
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.tap(PLUGIN_NAME, createHMRExpressionHandler(parser));
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};
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/**
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* @param {JavascriptParser} parser the parser
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* @returns {void}
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*/
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const applyImportMetaHot = parser => {
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parser.hooks.evaluateIdentifier
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.for("import.meta.webpackHot")
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.tap(PLUGIN_NAME, expr =>
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evaluateToIdentifier(
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"import.meta.webpackHot",
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"import.meta",
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() => ["webpackHot"],
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true
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)(expr)
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);
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parser.hooks.call
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.for("import.meta.webpackHot.accept")
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.tap(
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PLUGIN_NAME,
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createAcceptHandler(parser, ImportMetaHotAcceptDependency)
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);
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parser.hooks.call
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.for("import.meta.webpackHot.decline")
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.tap(
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PLUGIN_NAME,
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createDeclineHandler(parser, ImportMetaHotDeclineDependency)
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);
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parser.hooks.expression
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.for("import.meta.webpackHot")
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.tap(PLUGIN_NAME, createHMRExpressionHandler(parser));
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};
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compiler.hooks.compilation.tap(
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PLUGIN_NAME,
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(compilation, { normalModuleFactory }) => {
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// This applies the HMR plugin only to the targeted compiler
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// It should not affect child compilations
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if (compilation.compiler !== compiler) return;
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// #region module.hot.* API
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compilation.dependencyFactories.set(
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ModuleHotAcceptDependency,
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normalModuleFactory
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);
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compilation.dependencyTemplates.set(
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ModuleHotAcceptDependency,
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new ModuleHotAcceptDependency.Template()
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);
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compilation.dependencyFactories.set(
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ModuleHotDeclineDependency,
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normalModuleFactory
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);
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compilation.dependencyTemplates.set(
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ModuleHotDeclineDependency,
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new ModuleHotDeclineDependency.Template()
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);
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// #endregion
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// #region import.meta.webpackHot.* API
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compilation.dependencyFactories.set(
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ImportMetaHotAcceptDependency,
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normalModuleFactory
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);
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compilation.dependencyTemplates.set(
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ImportMetaHotAcceptDependency,
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new ImportMetaHotAcceptDependency.Template()
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);
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compilation.dependencyFactories.set(
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ImportMetaHotDeclineDependency,
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normalModuleFactory
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);
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compilation.dependencyTemplates.set(
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ImportMetaHotDeclineDependency,
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new ImportMetaHotDeclineDependency.Template()
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);
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// #endregion
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let hotIndex = 0;
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/** @type {Record<string, string>} */
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const fullHashChunkModuleHashes = {};
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/** @type {Record<string, string>} */
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const chunkModuleHashes = {};
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compilation.hooks.record.tap(PLUGIN_NAME, (compilation, records) => {
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if (records.hash === compilation.hash) return;
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const chunkGraph = compilation.chunkGraph;
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records.hash = compilation.hash;
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records.hotIndex = hotIndex;
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records.fullHashChunkModuleHashes = fullHashChunkModuleHashes;
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records.chunkModuleHashes = chunkModuleHashes;
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records.chunkHashes = {};
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records.chunkRuntime = {};
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for (const chunk of compilation.chunks) {
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const chunkId = /** @type {ChunkId} */ (chunk.id);
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records.chunkHashes[chunkId] = chunk.hash;
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records.chunkRuntime[chunkId] = getRuntimeKey(chunk.runtime);
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}
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records.chunkModuleIds = {};
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for (const chunk of compilation.chunks) {
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records.chunkModuleIds[/** @type {ChunkId} */ (chunk.id)] =
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Array.from(
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chunkGraph.getOrderedChunkModulesIterable(
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chunk,
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compareModulesById(chunkGraph)
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),
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m => chunkGraph.getModuleId(m)
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);
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}
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});
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/** @type {TupleSet<[Module, Chunk]>} */
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const updatedModules = new TupleSet();
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/** @type {TupleSet<[Module, Chunk]>} */
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const fullHashModules = new TupleSet();
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/** @type {TupleSet<[Module, RuntimeSpec]>} */
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const nonCodeGeneratedModules = new TupleSet();
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compilation.hooks.fullHash.tap(PLUGIN_NAME, hash => {
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const chunkGraph = compilation.chunkGraph;
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const records = compilation.records;
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for (const chunk of compilation.chunks) {
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/**
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* @param {Module} module module
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* @returns {string} module hash
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*/
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const getModuleHash = module => {
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if (
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compilation.codeGenerationResults.has(module, chunk.runtime)
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) {
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return compilation.codeGenerationResults.getHash(
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module,
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chunk.runtime
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);
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}
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nonCodeGeneratedModules.add(module, chunk.runtime);
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return chunkGraph.getModuleHash(module, chunk.runtime);
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};
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const fullHashModulesInThisChunk =
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chunkGraph.getChunkFullHashModulesSet(chunk);
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if (fullHashModulesInThisChunk !== undefined) {
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for (const module of fullHashModulesInThisChunk) {
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fullHashModules.add(module, chunk);
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}
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}
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const modules = chunkGraph.getChunkModulesIterable(chunk);
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if (modules !== undefined) {
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if (records.chunkModuleHashes) {
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if (fullHashModulesInThisChunk !== undefined) {
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for (const module of modules) {
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const key = `${chunk.id}|${module.identifier()}`;
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const hash = getModuleHash(module);
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if (
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fullHashModulesInThisChunk.has(
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/** @type {RuntimeModule} */ (module)
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)
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) {
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if (records.fullHashChunkModuleHashes[key] !== hash) {
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updatedModules.add(module, chunk);
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}
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fullHashChunkModuleHashes[key] = hash;
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} else {
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if (records.chunkModuleHashes[key] !== hash) {
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updatedModules.add(module, chunk);
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}
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chunkModuleHashes[key] = hash;
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}
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}
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} else {
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for (const module of modules) {
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const key = `${chunk.id}|${module.identifier()}`;
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const hash = getModuleHash(module);
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if (records.chunkModuleHashes[key] !== hash) {
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updatedModules.add(module, chunk);
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}
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chunkModuleHashes[key] = hash;
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}
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}
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} else if (fullHashModulesInThisChunk !== undefined) {
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for (const module of modules) {
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const key = `${chunk.id}|${module.identifier()}`;
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const hash = getModuleHash(module);
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if (
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fullHashModulesInThisChunk.has(
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/** @type {RuntimeModule} */ (module)
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)
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) {
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fullHashChunkModuleHashes[key] = hash;
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} else {
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chunkModuleHashes[key] = hash;
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}
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}
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} else {
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for (const module of modules) {
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const key = `${chunk.id}|${module.identifier()}`;
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const hash = getModuleHash(module);
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chunkModuleHashes[key] = hash;
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}
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}
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}
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}
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hotIndex = records.hotIndex || 0;
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if (updatedModules.size > 0) hotIndex++;
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hash.update(`${hotIndex}`);
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});
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compilation.hooks.processAssets.tap(
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{
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name: PLUGIN_NAME,
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stage: Compilation.PROCESS_ASSETS_STAGE_ADDITIONAL
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},
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() => {
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const chunkGraph = compilation.chunkGraph;
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const records = compilation.records;
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if (records.hash === compilation.hash) return;
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if (
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!records.chunkModuleHashes ||
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!records.chunkHashes ||
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!records.chunkModuleIds
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) {
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return;
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}
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for (const [module, chunk] of fullHashModules) {
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const key = `${chunk.id}|${module.identifier()}`;
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const hash = nonCodeGeneratedModules.has(module, chunk.runtime)
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? chunkGraph.getModuleHash(module, chunk.runtime)
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: compilation.codeGenerationResults.getHash(
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module,
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chunk.runtime
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);
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if (records.chunkModuleHashes[key] !== hash) {
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updatedModules.add(module, chunk);
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}
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chunkModuleHashes[key] = hash;
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}
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/** @type {HotUpdateMainContentByRuntime} */
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const hotUpdateMainContentByRuntime = new Map();
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let allOldRuntime;
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for (const key of Object.keys(records.chunkRuntime)) {
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const runtime = keyToRuntime(records.chunkRuntime[key]);
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allOldRuntime = mergeRuntimeOwned(allOldRuntime, runtime);
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}
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forEachRuntime(allOldRuntime, runtime => {
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const { path: filename, info: assetInfo } =
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compilation.getPathWithInfo(
|
|
/** @type {NonNullable<OutputNormalized["hotUpdateMainFilename"]>} */
|
|
(compilation.outputOptions.hotUpdateMainFilename),
|
|
{
|
|
hash: records.hash,
|
|
runtime
|
|
}
|
|
);
|
|
hotUpdateMainContentByRuntime.set(
|
|
/** @type {string} */ (runtime),
|
|
{
|
|
updatedChunkIds: new Set(),
|
|
removedChunkIds: new Set(),
|
|
removedModules: new Set(),
|
|
filename,
|
|
assetInfo
|
|
}
|
|
);
|
|
});
|
|
if (hotUpdateMainContentByRuntime.size === 0) return;
|
|
|
|
// Create a list of all active modules to verify which modules are removed completely
|
|
/** @type {Map<number|string, Module>} */
|
|
const allModules = new Map();
|
|
for (const module of compilation.modules) {
|
|
const id =
|
|
/** @type {ModuleId} */
|
|
(chunkGraph.getModuleId(module));
|
|
allModules.set(id, module);
|
|
}
|
|
|
|
// List of completely removed modules
|
|
/** @type {Set<string | number>} */
|
|
const completelyRemovedModules = new Set();
|
|
|
|
for (const key of Object.keys(records.chunkHashes)) {
|
|
const oldRuntime = keyToRuntime(records.chunkRuntime[key]);
|
|
/** @type {Module[]} */
|
|
const remainingModules = [];
|
|
// Check which modules are removed
|
|
for (const id of records.chunkModuleIds[key]) {
|
|
const module = allModules.get(id);
|
|
if (module === undefined) {
|
|
completelyRemovedModules.add(id);
|
|
} else {
|
|
remainingModules.push(module);
|
|
}
|
|
}
|
|
|
|
/** @type {ChunkId | null} */
|
|
let chunkId;
|
|
let newModules;
|
|
let newRuntimeModules;
|
|
let newFullHashModules;
|
|
let newDependentHashModules;
|
|
let newRuntime;
|
|
let removedFromRuntime;
|
|
const currentChunk = find(
|
|
compilation.chunks,
|
|
chunk => `${chunk.id}` === key
|
|
);
|
|
if (currentChunk) {
|
|
chunkId = currentChunk.id;
|
|
newRuntime = intersectRuntime(
|
|
currentChunk.runtime,
|
|
allOldRuntime
|
|
);
|
|
if (newRuntime === undefined) continue;
|
|
newModules = chunkGraph
|
|
.getChunkModules(currentChunk)
|
|
.filter(module => updatedModules.has(module, currentChunk));
|
|
newRuntimeModules = Array.from(
|
|
chunkGraph.getChunkRuntimeModulesIterable(currentChunk)
|
|
).filter(module => updatedModules.has(module, currentChunk));
|
|
const fullHashModules =
|
|
chunkGraph.getChunkFullHashModulesIterable(currentChunk);
|
|
newFullHashModules =
|
|
fullHashModules &&
|
|
Array.from(fullHashModules).filter(module =>
|
|
updatedModules.has(module, currentChunk)
|
|
);
|
|
const dependentHashModules =
|
|
chunkGraph.getChunkDependentHashModulesIterable(currentChunk);
|
|
newDependentHashModules =
|
|
dependentHashModules &&
|
|
Array.from(dependentHashModules).filter(module =>
|
|
updatedModules.has(module, currentChunk)
|
|
);
|
|
removedFromRuntime = subtractRuntime(oldRuntime, newRuntime);
|
|
} else {
|
|
// chunk has completely removed
|
|
chunkId = `${Number(key)}` === key ? Number(key) : key;
|
|
removedFromRuntime = oldRuntime;
|
|
newRuntime = oldRuntime;
|
|
}
|
|
if (removedFromRuntime) {
|
|
// chunk was removed from some runtimes
|
|
forEachRuntime(removedFromRuntime, runtime => {
|
|
const item =
|
|
/** @type {HotUpdateMainContentByRuntimeItem} */
|
|
(
|
|
hotUpdateMainContentByRuntime.get(
|
|
/** @type {string} */ (runtime)
|
|
)
|
|
);
|
|
item.removedChunkIds.add(/** @type {ChunkId} */ (chunkId));
|
|
});
|
|
// dispose modules from the chunk in these runtimes
|
|
// where they are no longer in this runtime
|
|
for (const module of remainingModules) {
|
|
const moduleKey = `${key}|${module.identifier()}`;
|
|
const oldHash = records.chunkModuleHashes[moduleKey];
|
|
const runtimes = chunkGraph.getModuleRuntimes(module);
|
|
if (oldRuntime === newRuntime && runtimes.has(newRuntime)) {
|
|
// Module is still in the same runtime combination
|
|
const hash = nonCodeGeneratedModules.has(module, newRuntime)
|
|
? chunkGraph.getModuleHash(module, newRuntime)
|
|
: compilation.codeGenerationResults.getHash(
|
|
module,
|
|
newRuntime
|
|
);
|
|
if (hash !== oldHash) {
|
|
if (module.type === WEBPACK_MODULE_TYPE_RUNTIME) {
|
|
newRuntimeModules = newRuntimeModules || [];
|
|
newRuntimeModules.push(
|
|
/** @type {RuntimeModule} */ (module)
|
|
);
|
|
} else {
|
|
newModules = newModules || [];
|
|
newModules.push(module);
|
|
}
|
|
}
|
|
} else {
|
|
// module is no longer in this runtime combination
|
|
// We (incorrectly) assume that it's not in an overlapping runtime combination
|
|
// and dispose it from the main runtimes the chunk was removed from
|
|
forEachRuntime(removedFromRuntime, runtime => {
|
|
// If the module is still used in this runtime, do not dispose it
|
|
// This could create a bad runtime state where the module is still loaded,
|
|
// but no chunk which contains it. This means we don't receive further HMR updates
|
|
// to this module and that's bad.
|
|
// TODO force load one of the chunks which contains the module
|
|
for (const moduleRuntime of runtimes) {
|
|
if (typeof moduleRuntime === "string") {
|
|
if (moduleRuntime === runtime) return;
|
|
} else if (
|
|
moduleRuntime !== undefined &&
|
|
moduleRuntime.has(/** @type {string} */ (runtime))
|
|
)
|
|
return;
|
|
}
|
|
const item =
|
|
/** @type {HotUpdateMainContentByRuntimeItem} */ (
|
|
hotUpdateMainContentByRuntime.get(
|
|
/** @type {string} */ (runtime)
|
|
)
|
|
);
|
|
item.removedModules.add(module);
|
|
});
|
|
}
|
|
}
|
|
}
|
|
if (
|
|
(newModules && newModules.length > 0) ||
|
|
(newRuntimeModules && newRuntimeModules.length > 0)
|
|
) {
|
|
const hotUpdateChunk = new HotUpdateChunk();
|
|
if (backCompat)
|
|
ChunkGraph.setChunkGraphForChunk(hotUpdateChunk, chunkGraph);
|
|
hotUpdateChunk.id = chunkId;
|
|
hotUpdateChunk.runtime = newRuntime;
|
|
if (currentChunk) {
|
|
for (const group of currentChunk.groupsIterable)
|
|
hotUpdateChunk.addGroup(group);
|
|
}
|
|
chunkGraph.attachModules(hotUpdateChunk, newModules || []);
|
|
chunkGraph.attachRuntimeModules(
|
|
hotUpdateChunk,
|
|
newRuntimeModules || []
|
|
);
|
|
if (newFullHashModules) {
|
|
chunkGraph.attachFullHashModules(
|
|
hotUpdateChunk,
|
|
newFullHashModules
|
|
);
|
|
}
|
|
if (newDependentHashModules) {
|
|
chunkGraph.attachDependentHashModules(
|
|
hotUpdateChunk,
|
|
newDependentHashModules
|
|
);
|
|
}
|
|
const renderManifest = compilation.getRenderManifest({
|
|
chunk: hotUpdateChunk,
|
|
hash: records.hash,
|
|
fullHash: records.hash,
|
|
outputOptions: compilation.outputOptions,
|
|
moduleTemplates: compilation.moduleTemplates,
|
|
dependencyTemplates: compilation.dependencyTemplates,
|
|
codeGenerationResults: compilation.codeGenerationResults,
|
|
runtimeTemplate: compilation.runtimeTemplate,
|
|
moduleGraph: compilation.moduleGraph,
|
|
chunkGraph
|
|
});
|
|
for (const entry of renderManifest) {
|
|
/** @type {string} */
|
|
let filename;
|
|
/** @type {AssetInfo} */
|
|
let assetInfo;
|
|
if ("filename" in entry) {
|
|
filename = entry.filename;
|
|
assetInfo = entry.info;
|
|
} else {
|
|
({ path: filename, info: assetInfo } =
|
|
compilation.getPathWithInfo(
|
|
entry.filenameTemplate,
|
|
entry.pathOptions
|
|
));
|
|
}
|
|
const source = entry.render();
|
|
compilation.additionalChunkAssets.push(filename);
|
|
compilation.emitAsset(filename, source, {
|
|
hotModuleReplacement: true,
|
|
...assetInfo
|
|
});
|
|
if (currentChunk) {
|
|
currentChunk.files.add(filename);
|
|
compilation.hooks.chunkAsset.call(currentChunk, filename);
|
|
}
|
|
}
|
|
forEachRuntime(newRuntime, runtime => {
|
|
const item =
|
|
/** @type {HotUpdateMainContentByRuntimeItem} */ (
|
|
hotUpdateMainContentByRuntime.get(
|
|
/** @type {string} */ (runtime)
|
|
)
|
|
);
|
|
item.updatedChunkIds.add(/** @type {ChunkId} */ (chunkId));
|
|
});
|
|
}
|
|
}
|
|
const completelyRemovedModulesArray = Array.from(
|
|
completelyRemovedModules
|
|
);
|
|
const hotUpdateMainContentByFilename = new Map();
|
|
for (const {
|
|
removedChunkIds,
|
|
removedModules,
|
|
updatedChunkIds,
|
|
filename,
|
|
assetInfo
|
|
} of hotUpdateMainContentByRuntime.values()) {
|
|
const old = hotUpdateMainContentByFilename.get(filename);
|
|
if (
|
|
old &&
|
|
(!isSubset(old.removedChunkIds, removedChunkIds) ||
|
|
!isSubset(old.removedModules, removedModules) ||
|
|
!isSubset(old.updatedChunkIds, updatedChunkIds))
|
|
) {
|
|
compilation.warnings.push(
|
|
new WebpackError(`HotModuleReplacementPlugin
|
|
The configured output.hotUpdateMainFilename doesn't lead to unique filenames per runtime and HMR update differs between runtimes.
|
|
This might lead to incorrect runtime behavior of the applied update.
|
|
To fix this, make sure to include [runtime] in the output.hotUpdateMainFilename option, or use the default config.`)
|
|
);
|
|
for (const chunkId of removedChunkIds)
|
|
old.removedChunkIds.add(chunkId);
|
|
for (const chunkId of removedModules)
|
|
old.removedModules.add(chunkId);
|
|
for (const chunkId of updatedChunkIds)
|
|
old.updatedChunkIds.add(chunkId);
|
|
continue;
|
|
}
|
|
hotUpdateMainContentByFilename.set(filename, {
|
|
removedChunkIds,
|
|
removedModules,
|
|
updatedChunkIds,
|
|
assetInfo
|
|
});
|
|
}
|
|
for (const [
|
|
filename,
|
|
{ removedChunkIds, removedModules, updatedChunkIds, assetInfo }
|
|
] of hotUpdateMainContentByFilename) {
|
|
const hotUpdateMainJson = {
|
|
c: Array.from(updatedChunkIds),
|
|
r: Array.from(removedChunkIds),
|
|
m:
|
|
removedModules.size === 0
|
|
? completelyRemovedModulesArray
|
|
: completelyRemovedModulesArray.concat(
|
|
Array.from(
|
|
removedModules,
|
|
m =>
|
|
/** @type {ModuleId} */ (chunkGraph.getModuleId(m))
|
|
)
|
|
)
|
|
};
|
|
|
|
const source = new RawSource(JSON.stringify(hotUpdateMainJson));
|
|
compilation.emitAsset(filename, source, {
|
|
hotModuleReplacement: true,
|
|
...assetInfo
|
|
});
|
|
}
|
|
}
|
|
);
|
|
|
|
compilation.hooks.additionalTreeRuntimeRequirements.tap(
|
|
PLUGIN_NAME,
|
|
(chunk, runtimeRequirements) => {
|
|
runtimeRequirements.add(RuntimeGlobals.hmrDownloadManifest);
|
|
runtimeRequirements.add(RuntimeGlobals.hmrDownloadUpdateHandlers);
|
|
runtimeRequirements.add(RuntimeGlobals.interceptModuleExecution);
|
|
runtimeRequirements.add(RuntimeGlobals.moduleCache);
|
|
compilation.addRuntimeModule(
|
|
chunk,
|
|
new HotModuleReplacementRuntimeModule()
|
|
);
|
|
}
|
|
);
|
|
|
|
normalModuleFactory.hooks.parser
|
|
.for(JAVASCRIPT_MODULE_TYPE_AUTO)
|
|
.tap(PLUGIN_NAME, parser => {
|
|
applyModuleHot(parser);
|
|
applyImportMetaHot(parser);
|
|
});
|
|
normalModuleFactory.hooks.parser
|
|
.for(JAVASCRIPT_MODULE_TYPE_DYNAMIC)
|
|
.tap(PLUGIN_NAME, parser => {
|
|
applyModuleHot(parser);
|
|
});
|
|
normalModuleFactory.hooks.parser
|
|
.for(JAVASCRIPT_MODULE_TYPE_ESM)
|
|
.tap(PLUGIN_NAME, parser => {
|
|
applyImportMetaHot(parser);
|
|
});
|
|
|
|
NormalModule.getCompilationHooks(compilation).loader.tap(
|
|
PLUGIN_NAME,
|
|
context => {
|
|
context.hot = true;
|
|
}
|
|
);
|
|
}
|
|
);
|
|
}
|
|
}
|
|
|
|
module.exports = HotModuleReplacementPlugin;
|