/*
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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 { compareChunksNatural } = require("../util/comparators");
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const {
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getShortChunkName,
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getLongChunkName,
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assignNames,
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getUsedChunkIds,
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assignAscendingChunkIds
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} = require("./IdHelpers");
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/** @typedef {import("../../declarations/WebpackOptions").OutputNormalized} Output */
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/** @typedef {import("../Chunk")} Chunk */
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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} NamedChunkIdsPluginOptions
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* @property {string} [context] context
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* @property {string} [delimiter] delimiter
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*/
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class NamedChunkIdsPlugin {
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/**
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* @param {NamedChunkIdsPluginOptions=} options options
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*/
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constructor(options) {
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this.delimiter = (options && options.delimiter) || "-";
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this.context = options && options.context;
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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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compiler.hooks.compilation.tap("NamedChunkIdsPlugin", 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.chunkIds.tap("NamedChunkIdsPlugin", chunks => {
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const chunkGraph = compilation.chunkGraph;
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const context = this.context ? this.context : compiler.context;
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const delimiter = this.delimiter;
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const unnamedChunks = assignNames(
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Array.from(chunks).filter(chunk => {
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if (chunk.name) {
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chunk.id = chunk.name;
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chunk.ids = [chunk.name];
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}
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return chunk.id === null;
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}),
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chunk =>
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getShortChunkName(
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chunk,
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chunkGraph,
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context,
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delimiter,
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hashFunction,
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compiler.root
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),
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chunk =>
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getLongChunkName(
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chunk,
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chunkGraph,
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context,
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delimiter,
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hashFunction,
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compiler.root
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),
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compareChunksNatural(chunkGraph),
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getUsedChunkIds(compilation),
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(chunk, name) => {
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chunk.id = name;
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chunk.ids = [name];
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}
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);
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if (unnamedChunks.length > 0) {
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assignAscendingChunkIds(unnamedChunks, 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 = NamedChunkIdsPlugin;
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