/*
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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 { compareModulesByIdentifier } = require("../util/comparators");
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const {
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getShortModuleName,
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getLongModuleName,
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assignNames,
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getUsedModuleIdsAndModules,
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assignAscendingModuleIds
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} = require("./IdHelpers");
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/** @typedef {import("../../declarations/WebpackOptions").OutputNormalized} Output */
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/** @typedef {import("../Compiler")} Compiler */
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/** @typedef {import("../Module")} Module */
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/**
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* @typedef {object} NamedModuleIdsPluginOptions
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* @property {string=} context context
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*/
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const PLUGIN_NAME = "NamedModuleIdsPlugin";
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class NamedModuleIdsPlugin {
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/**
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* @param {NamedModuleIdsPluginOptions=} 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 { root } = compiler;
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compiler.hooks.compilation.tap(PLUGIN_NAME, compilation => {
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const hashFunction =
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/** @type {NonNullable<Output["hashFunction"]>} */
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(compilation.outputOptions.hashFunction);
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compilation.hooks.moduleIds.tap(PLUGIN_NAME, () => {
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const chunkGraph = compilation.chunkGraph;
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const context = this.options.context
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? this.options.context
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: compiler.context;
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const [usedIds, modules] = getUsedModuleIdsAndModules(compilation);
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const unnamedModules = assignNames(
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modules,
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m => getShortModuleName(m, context, root),
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(m, shortName) =>
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getLongModuleName(shortName, m, context, hashFunction, root),
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compareModulesByIdentifier,
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usedIds,
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(m, name) => chunkGraph.setModuleId(m, name)
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);
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if (unnamedModules.length > 0) {
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assignAscendingModuleIds(usedIds, unnamedModules, compilation);
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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 = NamedModuleIdsPlugin;
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