docs: function(str1, str2, splitter){
      splitter = typeof splitter === 'string' ? splitter : '';
  
      var seq1 = str1.split(splitter),
          seq2 = str2.split(splitter),
          script = compare(seq1, seq2);
  
      script.forEach(function(change){
          if(change[2]){
              change[2] = change[2].join(splitter);
          }
      });
  
      return {
          splitter: splitter,
          diff: script
      };
  }