OpenEuphoria

Re: Suboptimal error message

• Posted by Robert Craig <rds at RapidEuphoria.com> May 18, 2005
• 416 views

Juergen Luethje wrote:
> Robert Craig wrote:
> > "sequence" is not a keyword. You can declare a variable
> > or constant called "sequence" (if you are insane ).
> > So the syntax is ok up to that point.
> 
> Uuhhh, I didn't know that. <scratching my head like Stan Laurel> 
> Wouldn't it be better not to allow things like that? Or would that
> require heavy changes of the interpreter?
> Of course, disabling that in a future Eu version can break existing
> code, but only code that should be rewritten anyway. 

It actually makes some sense.
Types in Euphoria are defined via special 1-parameter functions.
So "sequence" is really a kind of pre-defined function, e.g.
   if sequence(x) then ...
though most people tend to think of it as a reserved keyword.

Regards,
   Rob Craig
   Rapid Deployment Software
   http://www.RapidEuphoria.com