feat: ignore NS resource urls when processing css (#2)

Author: sis0k0

lib/processCss.js

@@ -49,7 +49,7 @@ var parserPlugin = postcss.plugin("css-loader-parser", function(options) {
 				values.nodes[0].nodes.shift();
 				var mediaQuery = Tokenizer.stringifyValues(values);
 				if(loaderUtils.isUrlRequest(url, options.root) && options.mode === "global") {
-					url = loaderUtils.urlToRequest(url, options.root);
+					url = urlToRequest(url, options.root);
 				}
 				importItems.push({
 					url: url,
@@ -98,7 +98,11 @@ var parserPlugin = postcss.plugin("css-loader-parser", function(options) {
 					}
 					break;
 				case "url":
-					if (options.url && !/^#/.test(item.url) && loaderUtils.isUrlRequest(item.url, options.root)) {
+					if (options.url &&
+						!/^#/.test(item.url) &&
+						loaderUtils.isUrlRequest(item.url, options.root) &&
+						!isResourceUrl(item.url)
+					) {
 						item.stringType = "";
 						delete item.innerSpacingBefore;
 						delete item.innerSpacingAfter;
@@ -141,7 +145,7 @@ module.exports = function processCss(inputSource, inputMap, options, callback) {
 	var minimize = typeof forceMinimize !== "undefined" ? !!forceMinimize : options.minimize;
 
 	var customGetLocalIdent = query.getLocalIdent || getLocalIdent;
-	
+
 	var parserOptions = {
 		root: root,
 		mode: options.mode,
@@ -158,7 +162,7 @@ module.exports = function processCss(inputSource, inputMap, options, callback) {
 						return url;
 					}
 					if(global) {
-						return loaderUtils.urlToRequest(url, root);
+						return urlToRequest(url, root);
 					}
 				}
 				return url;
@@ -248,5 +252,19 @@ function CSSLoaderError(name, message, loc, source, error) {
 	this.hideStack = true;
 }
 
+function urlToRequest(url, root) {
+	url = loaderUtils.urlToRequest(url, root);
+
+	return isResourceUrl(url) ? trimLocalUrl(url) : url;
+}
+
+function trimLocalUrl(url) {
+	return url.replace(/\.\/(.+)/, "$1");
+}
+
+function isResourceUrl(url) {
+	return /~*res:\/\/(.+)/.test(url);
+}
+
 CSSLoaderError.prototype = Object.create(Error.prototype);
 CSSLoaderError.prototype.constructor = CSSLoaderError;