Remove lodash dependency (#6)

Author: s0ph1e

lib/css-parser.js

@@ -1,5 +1,3 @@
-var _ = require('lodash');
-
 var embeddedRegexp = /data:(.*?);base64,/;
 var commentRegexp = /\/\*([\s\S]*?)\*\//g;
 var urlsRegexp = /((?:@import\s+)?url\s*\(['"]?)(\S*?)(['"]?\s*\))|(@import\s+['"]?)([^;'"]+)/ig;
@@ -10,20 +8,23 @@ function isEmbedded (src) {
 
 function getUrls (text) {
 	var urls = [];
-	var urlMatch;
+	var urlMatch, url, isEmbeddedUrl, isDuplicatedUrl;
 
 	text = text.replace(commentRegexp, '');
 
 	while (urlMatch = urlsRegexp.exec(text)) {
 		// Match 2 group if '[@import] url(path)', match 5 group if '@import path'
-		urls.push(urlMatch[2]||urlMatch[5]);
+		url = urlMatch[2] || urlMatch[5];
+
+		isEmbeddedUrl = isEmbedded(url);
+		isDuplicatedUrl = urls.indexOf(url) !== -1;
+
+		if (url && !isEmbeddedUrl && !isDuplicatedUrl) {
+			urls.push(url);
+		}
 	}
 
-	return _.chain(urls)
-		.compact()
-		.reject(isEmbedded)
-		.uniq()
-		.value();
+	return urls;
 }
 
 module.exports = getUrls;

package.json

@@ -25,9 +25,6 @@
   "homepage": "https://github.com/s0ph1e/node-css-url-parser",
   "author": "s0ph1e",
   "license": "MIT",
-  "dependencies": {
-    "lodash": "^4.0.0"
-  },
   "devDependencies": {
     "coveralls": "^2.11.2",
     "istanbul": "^0.4.5",