    [NAME]
    ALL.dao.builtin.method

    [TITLE]
    Built-in Methods

    [DESCRIPTION]

      *  warn( message:string)
         Print a warning message, with the line number and file name of the code.

      *  panic(value:any)
         Raise an exception (and put the program in panic mode). This function can take any
         value as a parameter. If the parameter is an exception object, this exception will
         be raised; otherwise, an generic exception object will be created to hold the
         parameter value, and then the created exception object will be raised.

      *  recover()=>list<any>
         Recover the program the program from panic mode and return a list of exception
         objects.

      *  recover(eclass:class<Exception>)=>any
         Return an exception object of a specific type and recover partially.