mirror of https://github.com/webpack/webpack.git
47 lines
1.3 KiB
JavaScript
47 lines
1.3 KiB
JavaScript
/*
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MIT License http://www.opensource.org/licenses/mit-license.php
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*/
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"use strict";
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const RuntimeGlobals = require("../RuntimeGlobals");
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const RuntimeModule = require("../RuntimeModule");
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const Template = require("../Template");
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/** @typedef {import("../Chunk")} Chunk */
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/** @typedef {import("../ChunkGroup").RawChunkGroupOptions} RawChunkGroupOptions */
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/** @typedef {import("../RuntimeTemplate")} RuntimeTemplate */
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class ChunkFetchPriorityFunctionRuntimeModule extends RuntimeModule {
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/**
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* @param {Record<Chunk["id"], RawChunkGroupOptions["fetchPriority"]>} chunksFetchPriorityMap map of chunk id to fetch priority
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*/
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constructor(chunksFetchPriorityMap) {
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super(`chunk fetch priority function`);
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this.chunksFetchPriorityMap = chunksFetchPriorityMap;
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}
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/**
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* @returns {string} runtime code
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*/
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generate() {
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const { chunksFetchPriorityMap } = this;
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const { runtimeTemplate } = this.compilation;
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const fn = RuntimeGlobals.getFetchPriority;
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return Template.asString([
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`${fn} = ${runtimeTemplate.returningFunction(
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`{${Object.keys(chunksFetchPriorityMap).map(
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id =>
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`${JSON.stringify(id)}:${JSON.stringify(
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chunksFetchPriorityMap[id]
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)}`
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)}}[chunkId]`,
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"chunkId"
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)};`
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]);
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}
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}
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module.exports = ChunkFetchPriorityFunctionRuntimeModule;
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