code: function() {
        for (var name in this.commands)
          if (this.commands.hasOwnProperty(name))
            this.commands[name][1].length ?
              this.main[name] = this.commands[name][1] :
                this.main.__defineGetter__(name, this.commands[name][1])
      }
docs: Start the interactive shell.
  
  @api public