chushihua

node_modules/webpack/lib/optimize/ChunkModuleIdRangePlugin.js

@@ -0,0 +1,53 @@
+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+	Author Tobias Koppers @sokra
+*/
+"use strict";
+class ChunkModuleIdRangePlugin {
+	constructor(options) {
+		this.options = options;
+	}
+	apply(compiler) {
+		const options = this.options;
+		compiler.plugin("compilation", (compilation) => {
+			compilation.plugin("module-ids", (modules) => {
+				const chunk = this.chunks.find((chunk) => chunk.name === options.name);
+				if(!chunk) throw new Error("ChunkModuleIdRangePlugin: Chunk with name '" + options.name + "' was not found");
+				let currentId = options.start;
+				let chunkModules;
+				if(options.order) {
+					chunkModules = chunk.modules.slice();
+					switch(options.order) {
+						case "index":
+							chunkModules.sort((a, b) => {
+								return a.index - b.index;
+							});
+							break;
+						case "index2":
+							chunkModules.sort((a, b) => {
+								return a.index2 - b.index2;
+							});
+							break;
+						default:
+							throw new Error("ChunkModuleIdRangePlugin: unexpected value of order");
+					}
+
+				} else {
+					chunkModules = modules.filter((m) => {
+						return m.chunks.indexOf(chunk) >= 0;
+					});
+				}
+
+				for(let i = 0; i < chunkModules.length; i++) {
+					const m = chunkModules[i];
+					if(m.id === null) {
+						m.id = currentId++;
+					}
+					if(options.end && currentId > options.end)
+						break;
+				}
+			});
+		});
+	}
+}
+module.exports = ChunkModuleIdRangePlugin;