mirror of https://github.com/webpack/webpack.git
39 lines
1.1 KiB
JavaScript
39 lines
1.1 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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class FlagIncludedChunksPlugin {
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apply(compiler) {
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compiler.hooks.compilation.tap("FlagIncludedChunksPlugin", compilation => {
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compilation.hooks.optimizeChunkIds.tap(
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"FlagIncludedChunksPlugin",
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chunks => {
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for (const chunkA of chunks) {
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loopB: for (const chunkB of chunks) {
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// as we iterate the same iterables twice
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// skip if we find ourselves
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if (chunkA === chunkB) continue loopB;
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// instead of swapping A and B just bail
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// as we loop twice the current A will be B and B then A
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if (chunkA.getNumberOfModules() < chunkB.getNumberOfModules())
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continue loopB;
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if (chunkB.getNumberOfModules() === 0) continue loopB;
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// is chunkB in chunkA?
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for (const m of chunkB.modulesIterable) {
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if (!chunkA.containsModule(m)) continue loopB;
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}
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chunkA.ids.push(chunkB.id);
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}
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}
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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 = FlagIncludedChunksPlugin;
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