code: function(sTerm) {
              var sRegexp = LuceneParser.SanitizePatterns['LUCENE'][
                  'pattern'
              ];
              var sParsedTerm = sTerm.match(sRegexp);
              var sValue = sParsedTerm[2];
              var sKey = sParsedTerm[1];
              return sKey + ':"' + sValue + '"';
          }
docs: ex. status:closed