text: /*
  	MIT License http://www.opensource.org/licenses/mit-license.php
  	Author Tobias Koppers @sokra
  */
  var RawSource = require("webpack-core/lib/RawSource");
  var ModuleFilenameHelpers = require("./ModuleFilenameHelpers");
  
  function EvalSourceMapDevToolModuleTemplatePlugin(compilation, options, sourceMapComment, moduleFilenameTemplate) {
  	this.compilation = compilation;
  	this.sourceMapComment = sourceMapComment || "//@ sourceMappingURL=[url]";
  	this.moduleFilenameTemplate = moduleFilenameTemplate || "webpack:///[resource-path]?[hash]";
  	this.options = options;
  }
  module.exports = EvalSourceMapDevToolModuleTemplatePlugin;
  
  EvalSourceMapDevToolModuleTemplatePlugin.prototype.apply = function(moduleTemplate) {
  	var self = this;
  	var options = this.options;
  	moduleTemplate.plugin("module", function(source, module) {
  		if(source.__EvalSourceMapDevToolData)
  			return source.__EvalSourceMapDevToolData;
  
  		if(source.sourceAndMap) {
  			var sourceAndMap = source.sourceAndMap(options);
  			var sourceMap = sourceAndMap.map;
  			var content = sourceAndMap.source;
  		} else {
  			var sourceMap = source.map(options);
  			var content = source.source();
  		}
  		if(!sourceMap) {
  			return source;
  		}
  
  		// Clone (flat) the sourcemap to ensure that the mutations below do not persist.
  		sourceMap = Object.keys(sourceMap).reduce(function(obj, key) {
  			obj[key] = sourceMap[key];
  			return obj;
  		}, {});
  		var modules = sourceMap.sources.map(function(source) {
  			var module = self.compilation.findModule(source);
  			return module || source;
  		});
  		var moduleFilenames = modules.map(function(module) {
  			return ModuleFilenameHelpers.createFilename(module, self.moduleFilenameTemplate, this.requestShortener);
  		}, this);
  		moduleFilenames = ModuleFilenameHelpers.replaceDuplicates(moduleFilenames, function(filename, i, n) {
  			for(var j = 0; j < n; j++)
  				filename += "*";
  			return filename;
  		});
  		sourceMap.sources = moduleFilenames;
  		if(sourceMap.sourcesContent) {
  			sourceMap.sourcesContent = sourceMap.sourcesContent.map(function(content, i) {
  				return content + "\n\n\n" + ModuleFilenameHelpers.createFooter(modules[i], this.requestShortener);
  			}, this);
  		}
  		sourceMap.sourceRoot = "";
  		sourceMap.file = module.id + ".js";
  		var footer = self.sourceMapComment.replace(/\[url\]/g, "data:application/json;base64," + new Buffer(JSON.stringify(sourceMap)).toString("base64"));
  		source.__EvalSourceMapDevToolData = new RawSource("eval(" + JSON.stringify(content + footer) + ");");
  		return source.__EvalSourceMapDevToolData;
  	});
  	moduleTemplate.plugin("hash", function(hash) {
  		hash.update("eval-source-map");
  		hash.update("1");
  	});
  };
  