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authorlittleblack111 <littleblack11111@gmail.com>2026-05-18 23:10:59 +0800
committerlittleblack111 <littleblack11111@gmail.com>2026-05-18 23:41:44 +0800
commitfc87c009806dcc98867f6b58efe29b042aa01dee (patch)
tree8f59b3f4a5b66e9dfef2d40c8d318e258a521228 /node_modules/webpack/lib/optimize/MinChunkSizePlugin.js
parent3336b2356ee6152d9c6ae59bd9b87ccbc0958407 (diff)
node: updatemain
Diffstat (limited to 'node_modules/webpack/lib/optimize/MinChunkSizePlugin.js')
-rw-r--r--node_modules/webpack/lib/optimize/MinChunkSizePlugin.js113
1 files changed, 0 insertions, 113 deletions
diff --git a/node_modules/webpack/lib/optimize/MinChunkSizePlugin.js b/node_modules/webpack/lib/optimize/MinChunkSizePlugin.js
deleted file mode 100644
index b51164c2..00000000
--- a/node_modules/webpack/lib/optimize/MinChunkSizePlugin.js
+++ /dev/null
@@ -1,113 +0,0 @@
-/*
- MIT License http://www.opensource.org/licenses/mit-license.php
- Author Tobias Koppers @sokra
-*/
-
-"use strict";
-
-const { STAGE_ADVANCED } = require("../OptimizationStages");
-const createSchemaValidation = require("../util/create-schema-validation");
-
-/** @typedef {import("../../declarations/plugins/optimize/MinChunkSizePlugin").MinChunkSizePluginOptions} MinChunkSizePluginOptions */
-/** @typedef {import("../Chunk")} Chunk */
-/** @typedef {import("../Compiler")} Compiler */
-
-const validate = createSchemaValidation(
- require("../../schemas/plugins/optimize/MinChunkSizePlugin.check.js"),
- () => require("../../schemas/plugins/optimize/MinChunkSizePlugin.json"),
- {
- name: "Min Chunk Size Plugin",
- baseDataPath: "options"
- }
-);
-
-class MinChunkSizePlugin {
- /**
- * @param {MinChunkSizePluginOptions} options options object
- */
- constructor(options) {
- validate(options);
- this.options = options;
- }
-
- /**
- * Apply the plugin
- * @param {Compiler} compiler the compiler instance
- * @returns {void}
- */
- apply(compiler) {
- const options = this.options;
- const minChunkSize = options.minChunkSize;
- compiler.hooks.compilation.tap("MinChunkSizePlugin", compilation => {
- compilation.hooks.optimizeChunks.tap(
- {
- name: "MinChunkSizePlugin",
- stage: STAGE_ADVANCED
- },
- chunks => {
- const chunkGraph = compilation.chunkGraph;
- const equalOptions = {
- chunkOverhead: 1,
- entryChunkMultiplicator: 1
- };
-
- const chunkSizesMap = new Map();
- /** @type {[Chunk, Chunk][]} */
- const combinations = [];
- /** @type {Chunk[]} */
- const smallChunks = [];
- const visitedChunks = [];
- for (const a of chunks) {
- // check if one of the chunks sizes is smaller than the minChunkSize
- // and filter pairs that can NOT be integrated!
- if (chunkGraph.getChunkSize(a, equalOptions) < minChunkSize) {
- smallChunks.push(a);
- for (const b of visitedChunks) {
- if (chunkGraph.canChunksBeIntegrated(b, a))
- combinations.push([b, a]);
- }
- } else {
- for (const b of smallChunks) {
- if (chunkGraph.canChunksBeIntegrated(b, a))
- combinations.push([b, a]);
- }
- }
- chunkSizesMap.set(a, chunkGraph.getChunkSize(a, options));
- visitedChunks.push(a);
- }
-
- const sortedSizeFilteredExtendedPairCombinations = combinations
- .map(pair => {
- // extend combination pairs with size and integrated size
- const a = chunkSizesMap.get(pair[0]);
- const b = chunkSizesMap.get(pair[1]);
- const ab = chunkGraph.getIntegratedChunksSize(
- pair[0],
- pair[1],
- options
- );
- /** @type {[number, number, Chunk, Chunk]} */
- const extendedPair = [a + b - ab, ab, pair[0], pair[1]];
- return extendedPair;
- })
- .sort((a, b) => {
- // sadly javascript does an in place sort here
- // sort by size
- const diff = b[0] - a[0];
- if (diff !== 0) return diff;
- return a[1] - b[1];
- });
-
- if (sortedSizeFilteredExtendedPairCombinations.length === 0) return;
-
- const pair = sortedSizeFilteredExtendedPairCombinations[0];
-
- chunkGraph.integrateChunks(pair[2], pair[3]);
- compilation.chunks.delete(pair[3]);
- return true;
- }
- );
- });
- }
-}
-module.exports = MinChunkSizePlugin;