mirror of https://github.com/webpack/webpack.git
98 lines
2.9 KiB
JavaScript
98 lines
2.9 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 RuntimeGlobals = require("../RuntimeGlobals");
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const ChunkPrefetchFunctionRuntimeModule = require("./ChunkPrefetchFunctionRuntimeModule");
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const ChunkPrefetchStartupRuntimeModule = require("./ChunkPrefetchStartupRuntimeModule");
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const ChunkPrefetchTriggerRuntimeModule = require("./ChunkPrefetchTriggerRuntimeModule");
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const ChunkPreloadTriggerRuntimeModule = require("./ChunkPreloadTriggerRuntimeModule");
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/** @typedef {import("../Chunk")} Chunk */
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/** @typedef {import("../ChunkGroup").RawChunkGroupOptions} RawChunkGroupOptions */
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/** @typedef {import("../Compiler")} Compiler */
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const PLUGIN_NAME = "ChunkPrefetchPreloadPlugin";
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class ChunkPrefetchPreloadPlugin {
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/**
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* @param {Compiler} compiler the compiler
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* @returns {void}
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*/
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apply(compiler) {
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compiler.hooks.compilation.tap(PLUGIN_NAME, compilation => {
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compilation.hooks.additionalChunkRuntimeRequirements.tap(
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PLUGIN_NAME,
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(chunk, set, { chunkGraph }) => {
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if (chunkGraph.getNumberOfEntryModules(chunk) === 0) return;
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const startupChildChunks = chunk.getChildrenOfTypeInOrder(
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chunkGraph,
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"prefetchOrder"
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);
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if (startupChildChunks) {
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set.add(RuntimeGlobals.prefetchChunk);
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set.add(RuntimeGlobals.onChunksLoaded);
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set.add(RuntimeGlobals.exports);
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compilation.addRuntimeModule(
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chunk,
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new ChunkPrefetchStartupRuntimeModule(startupChildChunks)
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);
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}
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}
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);
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compilation.hooks.additionalTreeRuntimeRequirements.tap(
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PLUGIN_NAME,
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(chunk, set, { chunkGraph }) => {
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const chunkMap = chunk.getChildIdsByOrdersMap(chunkGraph);
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if (chunkMap.prefetch) {
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set.add(RuntimeGlobals.prefetchChunk);
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compilation.addRuntimeModule(
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chunk,
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new ChunkPrefetchTriggerRuntimeModule(chunkMap.prefetch)
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);
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}
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if (chunkMap.preload) {
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set.add(RuntimeGlobals.preloadChunk);
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compilation.addRuntimeModule(
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chunk,
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new ChunkPreloadTriggerRuntimeModule(chunkMap.preload)
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);
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}
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}
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);
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compilation.hooks.runtimeRequirementInTree
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.for(RuntimeGlobals.prefetchChunk)
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.tap(PLUGIN_NAME, (chunk, set) => {
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compilation.addRuntimeModule(
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chunk,
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new ChunkPrefetchFunctionRuntimeModule(
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"prefetch",
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RuntimeGlobals.prefetchChunk,
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RuntimeGlobals.prefetchChunkHandlers
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)
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);
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set.add(RuntimeGlobals.prefetchChunkHandlers);
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});
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compilation.hooks.runtimeRequirementInTree
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.for(RuntimeGlobals.preloadChunk)
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.tap(PLUGIN_NAME, (chunk, set) => {
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compilation.addRuntimeModule(
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chunk,
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new ChunkPrefetchFunctionRuntimeModule(
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"preload",
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RuntimeGlobals.preloadChunk,
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RuntimeGlobals.preloadChunkHandlers
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)
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);
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set.add(RuntimeGlobals.preloadChunkHandlers);
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});
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});
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}
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}
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module.exports = ChunkPrefetchPreloadPlugin;
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