node_modules

node_modules/webpack/lib/optimize/RuntimeChunkPlugin.js

@@ -0,0 +1,41 @@
+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+	Author Tobias Koppers @sokra
+*/
+"use strict";
+
+module.exports = class RuntimeChunkPlugin {
+	constructor(options) {
+		this.options = Object.assign(
+			{
+				name: entrypoint => `runtime~${entrypoint.name}`
+			},
+			options
+		);
+	}
+
+	apply(compiler) {
+		compiler.hooks.thisCompilation.tap("RuntimeChunkPlugin", compilation => {
+			compilation.hooks.optimizeChunksAdvanced.tap("RuntimeChunkPlugin", () => {
+				for (const entrypoint of compilation.entrypoints.values()) {
+					const chunk = entrypoint.getRuntimeChunk();
+					let name = this.options.name;
+					if (typeof name === "function") {
+						name = name(entrypoint);
+					}
+					if (
+						chunk.getNumberOfModules() > 0 ||
+						!chunk.preventIntegration ||
+						chunk.name !== name
+					) {
+						const newChunk = compilation.addChunk(name);
+						newChunk.preventIntegration = true;
+						entrypoint.unshiftChunk(newChunk);
+						newChunk.addGroup(entrypoint);
+						entrypoint.setRuntimeChunk(newChunk);
+					}
+				}
+			});
+		});
+	}
+};