mirror of https://github.com/webpack/webpack.git
78 lines
2.0 KiB
JavaScript
78 lines
2.0 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 {
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compareModulesByIndexOrIdentifier,
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compareModulesByIndex2OrIdentifier
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} = require("../util/comparators");
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/** @typedef {import("../Compiler")} Compiler */
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class ChunkModuleIdRangePlugin {
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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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* @param {Compiler} compiler webpack compiler
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* @returns {void}
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*/
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apply(compiler) {
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const options = this.options;
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compiler.hooks.compilation.tap("ChunkModuleIdRangePlugin", compilation => {
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const moduleGraph = compilation.moduleGraph;
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compilation.hooks.moduleIds.tap("ChunkModuleIdRangePlugin", modules => {
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const chunkGraph = compilation.chunkGraph;
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const chunk = compilation.chunks.find(
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chunk => chunk.name === options.name
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);
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if (!chunk) {
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throw new Error(
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`ChunkModuleIdRangePlugin: Chunk with name '${
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options.name
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}"' was not found`
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);
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}
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let chunkModules;
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if (options.order) {
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let cmpFn;
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switch (options.order) {
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case "index":
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cmpFn = compareModulesByIndexOrIdentifier(moduleGraph);
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break;
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case "index2":
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cmpFn = compareModulesByIndex2OrIdentifier(moduleGraph);
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break;
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default:
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throw new Error(
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"ChunkModuleIdRangePlugin: unexpected value of order"
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);
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}
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chunkModules = chunkGraph.getOrderedChunkModules(chunk, cmpFn);
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} else {
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chunkModules = modules
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.filter(m => {
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return chunkGraph.isModuleInChunk(m, chunk);
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})
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.sort(compareModulesByIndexOrIdentifier(moduleGraph));
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}
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let currentId = options.start || 0;
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for (let i = 0; i < chunkModules.length; i++) {
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const m = chunkModules[i];
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if (chunkGraph.getModuleId(m) === null) {
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chunkGraph.setModuleId(m, currentId++);
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}
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if (options.end && currentId > options.end) break;
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}
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});
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});
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}
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}
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module.exports = ChunkModuleIdRangePlugin;
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