1 files changed, 54 insertions, 0 deletions
diff --git a/node_modules/webpack/lib/runtime/StartupEntrypointRuntimeModule.js b/node_modules/webpack/lib/runtime/StartupEntrypointRuntimeModule.js
new file mode 100644
index 00000000..5133767d
--- /dev/null
+++ b/node_modules/webpack/lib/runtime/StartupEntrypointRuntimeModule.js
@@ -0,0 +1,54 @@
+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+*/
+
+"use strict";
+
+const RuntimeGlobals = require("../RuntimeGlobals");
+const RuntimeModule = require("../RuntimeModule");
+
+/** @typedef {import("../Compilation")} Compilation */
+/** @typedef {import("../MainTemplate")} MainTemplate */
+
+class StartupEntrypointRuntimeModule extends RuntimeModule {
+	/**
+	 * @param {boolean} asyncChunkLoading use async chunk loading
+	 */
+	constructor(asyncChunkLoading) {
+		super("startup entrypoint");
+		this.asyncChunkLoading = asyncChunkLoading;
+	}
+
+	/**
+	 * @returns {string | null} runtime code
+	 */
+	generate() {
+		const compilation = /** @type {Compilation} */ (this.compilation);
+		const { runtimeTemplate } = compilation;
+		return `${
+			RuntimeGlobals.startupEntrypoint
+		} = ${runtimeTemplate.basicFunction("result, chunkIds, fn", [
+			"// arguments: chunkIds, moduleId are deprecated",
+			"var 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("", [
+							"var r = fn();",
+							"return r === undefined ? result : r;"
+						])})`
+					]
+				: [
+						`chunkIds.map(${RuntimeGlobals.ensureChunk}, ${RuntimeGlobals.require})`,
+						"var r = fn();",
+						"return r === undefined ? result : r;"
+					])
+		])}`;
+	}
+}
+
+module.exports = StartupEntrypointRuntimeModule;