code: function getRangeForNextItemInCSS(rule, offset, selRange) {
  		var tree = require('cssEditTree').parse(rule, {
  			offset: offset
  		});
  		
  		// check if selector is matched
  		var range = tree.nameRange(true);
  		if (selRange.end < range.end) {
  			return range;
  		}
  		
  		return matchedRangeForCSSProperty(tree, selRange, false);
  	}
docs: Returns range for item to be selected in CSS after current caret
  (selection) position
  @param {String} rule CSS rule declaration
  @param {Number} offset Rule's position index inside content
  @param {Range} selRange Selection range
  @return {Range} Returns range if next item was found, <code>null</code> otherwise