fix bug where css parsing fails when attribute portion of selector comes first

Author: wickning1

src/ElementQueries.js

@@ -179,8 +179,8 @@
             }
         }
 
-        var regex = /,?([^,\n]*?)\[[\s\t]*?(min|max)-(width|height)[\s\t]*?[~$\^]?=[\s\t]*?"([^"]*?)"[\s\t]*?]([^\n\s\{]*?)/mgi;
-
+        var regex = /,?[\s\t]*([^,\n]*?)((?:\[[\s\t]*?(?:min|max)-(?:width|height)[\s\t]*?[~$\^]?=[\s\t]*?"[^"]*?"[\s\t]*?])+)([^,\n\s\{]*)/mgi;
+        var attrRegex = /\[[\s\t]*?(min|max)-(width|height)[\s\t]*?[~$\^]?=[\s\t]*?"([^"]*?)"[\s\t]*?]/mgi;
         /**
          * @param {String} css
          */
@@ -189,9 +189,11 @@
             var smatch;
             css = css.replace(/'/g, '"');
             while (null !== (match = regex.exec(css))) {
-                if (5 < match.length) {
-                    smatch = match[1] || match[5] || smatch;
-                    queueQuery(smatch, match[2], match[3], match[4]);
+                smatch = match[1] + match[3];
+                attrs = match[2];
+
+                while (null !== (attrMatch = attrRegex.exec(attrs))) {
+                    queueQuery(smatch, attrMatch[1], attrMatch[2], attrMatch[3]);
                 }
             }
         }
@@ -235,7 +237,7 @@
             this.withTracking = withTracking;
             for (var i = 0, j = document.styleSheets.length; i < j; i++) {
                 try {
-                    readRules(document.styleSheets[i].cssText || document.styleSheets[i].cssRules || document.styleSheets[i].rules);
+                    readRules(document.styleSheets[i].cssRules || document.styleSheets[i].rules || document.styleSheets[i].cssText);
                 } catch(e) {
                     if (e.name !== 'SecurityError') {
                         throw e;