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rOACCT/node_modules/webpack/lib/runtime/OnChunksLoadedRuntimeModule.js
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OnChunksLoadedRuntimeModule.js
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			/*
			MIT License http://www.opensource.org/licenses/mit-license.php
			*/

			"use strict";

			const RuntimeGlobals = require("../RuntimeGlobals");
			const RuntimeModule = require("../RuntimeModule");
			const Template = require("../Template");

			class OnChunksLoadedRuntimeModule extends RuntimeModule {
			constructor() {
			super("chunk loaded");
			}

			/**
			* @returns {string} runtime code
			*/
			generate() {
			const { compilation } = this;
			const { runtimeTemplate } = compilation;
			return Template.asString([
			"var deferred = [];",
			`${RuntimeGlobals.onChunksLoaded} = ${runtimeTemplate.basicFunction(
			"result, chunkIds, fn, priority",
			[
			"if(chunkIds) {",
			Template.indent([
			"priority = priority \|\| 0;",
			"for(var i = deferred.length; i > 0 && deferred[i - 1][2] > priority; i--) deferred[i] = deferred[i - 1];",
			"deferred[i] = [chunkIds, fn, priority];",
			"return;"
			]),
			"}",
			"var notFulfilled = Infinity;",
			"for (var i = 0; i < deferred.length; i++) {",
			Template.indent([
			runtimeTemplate.destructureArray(
			["chunkIds", "fn", "priority"],
			"deferred[i]"
			),
			"var fulfilled = true;",
			"for (var j = 0; j < chunkIds.length; j++) {",
			Template.indent([
			`if ((priority & 1 === 0 \|\| notFulfilled >= priority) && Object.keys(${
			RuntimeGlobals.onChunksLoaded
			}).every(${runtimeTemplate.returningFunction(
			`${RuntimeGlobals.onChunksLoaded}[key](chunkIds[j])`,
			"key"
			)})) {`,
			Template.indent(["chunkIds.splice(j--, 1);"]),
			"} else {",
			Template.indent([
			"fulfilled = false;",
			"if(priority < notFulfilled) notFulfilled = priority;"
			]),
			"}"
			]),
			"}",
			"if(fulfilled) {",
			Template.indent([
			"deferred.splice(i--, 1)",
			"var r = fn();",
			"if (r !== undefined) result = r;"
			]),
			"}"
			]),
			"}",
			"return result;"
			]
			)};`
			]);
			}
			}

			module.exports = OnChunksLoadedRuntimeModule;