code: function extractAlias(nameAndAlias) {
          var tokens;
          tokens = nameAndAlias.split(' AS ');
          return {
              id: tokens[0].trim(),
              alias: tokens[1] ? tokens[1].trim() : undefined
          };
      }
docs: #### extractAlias
  
  Returns an object where alias and id are separated
  
  @param {string} nameAndAlias The stage-name string
  
  @return {object} Object with properties id and alias (if found)
  
  @api private
  
  @see handleAlias