code: function parseFile( fileName ){
  
      var extension =     fsUtils.getExtension( fileName );
      var content =       fsUtils.readFileString( fileName );
  
      if ( extension && extension === "mpc" ){
  
          return parseString( content ).map( addFileName );
  
      } else {
          return [{
              fileName:   fileName,
              partName:   extension,
              offset:     0,
              length:     content.length,
              content:    content,
          }];
      }
  
      function addFileName( part ){
  
          part.fileName = fileName;
          return part;
      }///
  }
docs: / Functions ------------------------------------------------------------------