init

马宇豪

2024-07-16 f591c27b57e2418c9495bc02ae8cfff84d35bc18

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/*
    MIT License http://www.opensource.org/licenses/mit-license.php
*/
 
"use strict";
 
const RuntimeModule = require("../RuntimeModule");
const Template = require("../Template");
 
/** @typedef {import("../RuntimeTemplate")} RuntimeTemplate */
 
class ChunkPrefetchFunctionRuntimeModule extends RuntimeModule {
    /**
     * @param {string} childType TODO
     * @param {string} runtimeFunction TODO
     * @param {string} runtimeHandlers TODO
     */
    constructor(childType, runtimeFunction, runtimeHandlers) {
        super(`chunk ${childType} function`);
        this.childType = childType;
        this.runtimeFunction = runtimeFunction;
        this.runtimeHandlers = runtimeHandlers;
    }
 
    /**
     * @returns {string} runtime code
     */
    generate() {
        const { runtimeFunction, runtimeHandlers } = this;
        const { runtimeTemplate } = this.compilation;
        return Template.asString([
            `${runtimeHandlers} = {};`,
            `${runtimeFunction} = ${runtimeTemplate.basicFunction("chunkId", [
                // map is shorter than forEach
                `Object.keys(${runtimeHandlers}).map(${runtimeTemplate.basicFunction(
                    "key",
                    `${runtimeHandlers}[key](chunkId);`
                )});`
            ])}`
        ]);
    }
}
 
module.exports = ChunkPrefetchFunctionRuntimeModule;