mirror of https://github.com/webpack/webpack.git
41 lines
867 B
JavaScript
41 lines
867 B
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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module.exports = (modules, compilation) => {
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const chunkGraph = compilation.chunkGraph;
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const usedIds = new Set();
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if (compilation.usedModuleIds) {
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for (const id of compilation.usedModuleIds) {
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usedIds.add(id);
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}
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}
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for (const module of modules) {
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const moduleId = chunkGraph.getModuleId(module);
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if (moduleId !== null) {
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usedIds.add(moduleId);
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}
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}
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let nextId = 0;
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if (usedIds.size > 0) {
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for (const module of modules) {
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if (chunkGraph.getModuleId(module) === null) {
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while (usedIds.has(nextId)) nextId++;
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chunkGraph.setModuleId(module, nextId++);
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}
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}
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} else {
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for (const module of modules) {
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if (chunkGraph.getModuleId(module) === null) {
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chunkGraph.setModuleId(module, nextId++);
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}
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}
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}
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};
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