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node_modules/webpack/lib/DllPlugin.js 1.02 KB
aaac7fed   liuqimichale   add
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  /*
  	MIT License http://www.opensource.org/licenses/mit-license.php
  	Author Tobias Koppers @sokra
  	*/
  "use strict";
  
  const DllEntryPlugin = require("./DllEntryPlugin");
  const LibManifestPlugin = require("./LibManifestPlugin");
  const FlagInitialModulesAsUsedPlugin = require("./FlagInitialModulesAsUsedPlugin");
  
  class DllPlugin {
  	constructor(options) {
  		this.options = options;
  	}
  
  	apply(compiler) {
  		compiler.plugin("entry-option", (context, entry) => {
  			function itemToPlugin(item, name) {
  				if(Array.isArray(item))
  					return new DllEntryPlugin(context, item, name);
  				else
  					throw new Error("DllPlugin: supply an Array as entry");
  			}
  			if(typeof entry === "object" && !Array.isArray(entry)) {
  				Object.keys(entry).forEach(name => {
  					compiler.apply(itemToPlugin(entry[name], name));
  				});
  			} else {
  				compiler.apply(itemToPlugin(entry, "main"));
  			}
  			return true;
  		});
  		compiler.apply(new LibManifestPlugin(this.options));
  		compiler.apply(new FlagInitialModulesAsUsedPlugin());
  	}
  }
  
  module.exports = DllPlugin;