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 RuntimeModule = require("../RuntimeModule");
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const Template = require("../Template");
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/** @typedef {import("../Compilation")} Compilation */
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/** @typedef {import("../RuntimeTemplate")} RuntimeTemplate */
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class ChunkPrefetchFunctionRuntimeModule extends RuntimeModule {
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/**
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* @param {string} childType TODO
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* @param {string} runtimeFunction TODO
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* @param {string} runtimeHandlers TODO
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*/
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constructor(childType, runtimeFunction, runtimeHandlers) {
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super(`chunk ${childType} function`);
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this.childType = childType;
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this.runtimeFunction = runtimeFunction;
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this.runtimeHandlers = runtimeHandlers;
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}
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/**
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* @returns {string | null} runtime code
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*/
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generate() {
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const { runtimeFunction, runtimeHandlers } = this;
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const compilation = /** @type {Compilation} */ (this.compilation);
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const { runtimeTemplate } = compilation;
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return Template.asString([
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`${runtimeHandlers} = {};`,
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`${runtimeFunction} = ${runtimeTemplate.basicFunction("chunkId", [
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// map is shorter than forEach
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`Object.keys(${runtimeHandlers}).map(${runtimeTemplate.basicFunction(
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"key",
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`${runtimeHandlers}[key](chunkId);`
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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 = ChunkPrefetchFunctionRuntimeModule;
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