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/*
*/
"use strict";
const RuntimeGlobals = require("../RuntimeGlobals");
const RuntimeModule = require("../RuntimeModule");
/** @typedef {import("../Compilation")} Compilation */
class StartupEntrypointRuntimeModule extends RuntimeModule {
/**
* @param {boolean} asyncChunkLoading use async chunk loading
*/
constructor(asyncChunkLoading) {
super("startup entrypoint");
/** @type {boolean} */
this.asyncChunkLoading = asyncChunkLoading;
}
/**
* Generates runtime code for this runtime module.
* @returns {string | null} runtime code
*/
generate() {
const compilation = /** @type {Compilation} */ (this.compilation);
const { runtimeTemplate } = compilation;
const cst = runtimeTemplate.renderConst();
return `${
RuntimeGlobals.startupEntrypoint
} = ${runtimeTemplate.basicFunction("result, chunkIds, fn", [
"// arguments: chunkIds, moduleId are deprecated",
`${cst} moduleId = chunkIds;`,
`if(!fn) chunkIds = result, fn = ${runtimeTemplate.returningFunction(
`${RuntimeGlobals.require}(${RuntimeGlobals.entryModuleId} = moduleId)`
)};`,
...(this.asyncChunkLoading
? [
`return Promise.all(chunkIds.map(${RuntimeGlobals.ensureChunk}, ${
RuntimeGlobals.require
})).then(${runtimeTemplate.basicFunction("", [
`${cst} r = fn();`,
"return r === undefined ? result : r;"
])})`
]
: [
`chunkIds.map(${RuntimeGlobals.ensureChunk}, ${RuntimeGlobals.require})`,
`${cst} r = fn();`,
"return r === undefined ? result : r;"
])
])}`;
}
}
module.exports = StartupEntrypointRuntimeModule;