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node_modules/loader-utils/lib/stringifyRequest.js 1.47 KB
aaac7fed   liuqimichale   add
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  "use strict";
  
  const path = require("path");
  
  const matchRelativePath = /^\.\.?[/\\]/;
  
  function isAbsolutePath(str) {
  	return path.posix.isAbsolute(str) || path.win32.isAbsolute(str);
  }
  
  function isRelativePath(str) {
  	return matchRelativePath.test(str);
  }
  
  function stringifyRequest(loaderContext, request) {
  	const splitted = request.split("!");
  	const context = loaderContext.context || (loaderContext.options && loaderContext.options.context);
  	return JSON.stringify(splitted.map(part => {
  		// First, separate singlePath from query, because the query might contain paths again
  		const splittedPart = part.match(/^(.*?)(\?.*)/);
  		let singlePath = splittedPart ? splittedPart[1] : part;
  		const query = splittedPart ? splittedPart[2] : "";
  		if(isAbsolutePath(singlePath) && context) {
  			singlePath = path.relative(context, singlePath);
  			if(isAbsolutePath(singlePath)) {
  				// If singlePath still matches an absolute path, singlePath was on a different drive than context.
  				// In this case, we leave the path platform-specific without replacing any separators.
  				// @see https://github.com/webpack/loader-utils/pull/14
  				return singlePath + query;
  			}
  			if(isRelativePath(singlePath) === false) {
  				// Ensure that the relative path starts at least with ./ otherwise it would be a request into the modules directory (like node_modules).
  				singlePath = "./" + singlePath;
  			}
  		}
  		return singlePath.replace(/\\/g, "/") + query;
  	}).join("!"));
  }
  
  module.exports = stringifyRequest;