[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.