code: function validateFile(path, rollCall) {
  	var stat = path ? fs.statSync(path) : {
  		size : 0
  	};
  	if (!stat.size) {
  		rollCall.error('Failed to find any entries in "' + path + '" (file size: ' + stat.size + ')');
  		return false;
  	}
  	return true;
  }
docs: Determines if a file has content and logs an error when the the file is empty
  
  @param path
  the path to the file
  @param the
  roll call instance
  @returns true when the file contains data or the path is invalid