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node_modules/webpack/lib/dependencies/ContextDependency.js 1.2 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 Dependency = require("../Dependency");
  const CriticalDependencyWarning = require("./CriticalDependencyWarning");
  
  class ContextDependency extends Dependency {
  	constructor(request, recursive, regExp) {
  		super();
  		this.request = request;
  		this.userRequest = request;
  		this.recursive = recursive;
  		this.regExp = regExp;
  		this.async = false;
  
  		this.hadGlobalOrStickyRegExp = false;
  		if(this.regExp.global || this.regExp.sticky) {
  			this.regExp = null;
  			this.hadGlobalOrStickyRegExp = true;
  		}
  
  	}
  
  	isEqualResource(other) {
  		if(!(other instanceof ContextDependency))
  			return false;
  
  		return this.request === other.request &&
  			this.recursive === other.recursive &&
  			this.regExp === other.regExp &&
  			this.async === other.async;
  	}
  
  	getWarnings() {
  		let warnings = super.getWarnings() || [];
  		if(this.critical) {
  			warnings.push(new CriticalDependencyWarning(this.critical));
  		}
  		if(this.hadGlobalOrStickyRegExp) {
  			warnings.push(new CriticalDependencyWarning("Contexts can't use RegExps with the 'g' or 'y' flags."));
  		}
  		return warnings;
  	}
  
  }
  
  module.exports = ContextDependency;