123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172 |
- /*
- MIT License http://www.opensource.org/licenses/mit-license.php
- Author Florent Cailhol @ooflorent
- */
- "use strict";
- const { compareChunksNatural } = require("../util/comparators");
- const {
- assignDeterministicIds,
- getFullChunkName,
- getUsedChunkIds
- } = require("./IdHelpers");
- /** @typedef {import("../Compiler")} Compiler */
- /** @typedef {import("../Module")} Module */
- /**
- * @typedef {object} DeterministicChunkIdsPluginOptions
- * @property {string=} context context for ids
- * @property {number=} maxLength maximum length of ids
- */
- const PLUGIN_NAME = "DeterministicChunkIdsPlugin";
- class DeterministicChunkIdsPlugin {
- /**
- * @param {DeterministicChunkIdsPluginOptions=} options options
- */
- constructor(options = {}) {
- this.options = options;
- }
- /**
- * Apply the plugin
- * @param {Compiler} compiler the compiler instance
- * @returns {void}
- */
- apply(compiler) {
- compiler.hooks.compilation.tap(PLUGIN_NAME, compilation => {
- compilation.hooks.chunkIds.tap(PLUGIN_NAME, chunks => {
- const chunkGraph = compilation.chunkGraph;
- const context = this.options.context
- ? this.options.context
- : compiler.context;
- const maxLength = this.options.maxLength || 3;
- const compareNatural = compareChunksNatural(chunkGraph);
- const usedIds = getUsedChunkIds(compilation);
- assignDeterministicIds(
- [...chunks].filter(chunk => chunk.id === null),
- chunk => getFullChunkName(chunk, chunkGraph, context, compiler.root),
- compareNatural,
- (chunk, id) => {
- const size = usedIds.size;
- usedIds.add(`${id}`);
- if (size === usedIds.size) return false;
- chunk.id = id;
- chunk.ids = [id];
- return true;
- },
- [10 ** maxLength],
- 10,
- usedIds.size
- );
- });
- });
- }
- }
- module.exports = DeterministicChunkIdsPlugin;
|