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node_modules/webpack/lib/SourceMapDevToolModuleOptionsPlugin.js 1008 Bytes
aaac7fed   liuqimichale   add
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  /*
  	MIT License http://www.opensource.org/licenses/mit-license.php
  	Author Tobias Koppers @sokra
  */
  "use strict";
  
  const ModuleFilenameHelpers = require("./ModuleFilenameHelpers");
  
  class SourceMapDevToolModuleOptionsPlugin {
  	constructor(options) {
  		this.options = options;
  	}
  
  	apply(compilation) {
  		const options = this.options;
  		if(options.module !== false) {
  			compilation.plugin("build-module", module => {
  				module.useSourceMap = true;
  			});
  		}
  		if(options.lineToLine === true) {
  			compilation.plugin("build-module", module => {
  				module.lineToLine = true;
  			});
  		} else if(options.lineToLine) {
  			compilation.plugin("build-module", module => {
  				if(!module.resource) return;
  				let resourcePath = module.resource;
  				const idx = resourcePath.indexOf("?");
  				if(idx >= 0) resourcePath = resourcePath.substr(0, idx);
  				module.lineToLine = ModuleFilenameHelpers.matchObject(options.lineToLine, resourcePath);
  			});
  		}
  	}
  }
  
  module.exports = SourceMapDevToolModuleOptionsPlugin;