code: function(text, pos) {
  			var result = this.find(text, pos);
  			if (result && result.type == 'tag') {
  				return result;
  			}
  		}
docs: The same as <code>find()</code> method, but restricts matched result
  to <code>tag</code> type
  @param {String} text
  @param {Number} pos
  @returns {Object}