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36 lines
979 B
36 lines
979 B
const webpackVersion = require('./get-webpack-version');
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/**
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* Find nearest module chunk (not sure that is reliable method, but who cares).
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* @see http://stackoverflow.com/questions/43202761/how-to-determine-all-module-chunks-in-webpack
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* @param {NormalModule} module
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* @param {NormalModule[]} modules - webpack 1 compat
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* @return {Chunk|null}
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*/
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function getModuleChunk(module, modules) {
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let chunks;
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if (webpackVersion.IS_4) {
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chunks = Array.from(module.chunksIterable);
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} else if (parseInt(webpackVersion(), 10) >= 3) {
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chunks = module.mapChunks();
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} else {
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chunks = module.chunks;
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}
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// webpack 1 compat
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const issuer = typeof module.issuer === 'string'
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? modules.find(m => m.request === module.issuer)
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: module.issuer;
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if (Array.isArray(chunks) && chunks.length > 0) {
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return chunks[chunks.length - 1];
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} else if (issuer) {
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return getModuleChunk(issuer, modules);
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}
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return null;
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}
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module.exports = getModuleChunk;
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