OpenEuphoria

Re: Short-circuit warning

• Posted by Arthur Crump <arthur.crump at ntlwo?l?.com> May 20, 2008
• 675 views

I would like to see the Short-circuit warning disappear
However, CChris also mentioned the 'local variable is not used' warning.
I find I can lose some of those warnings by putting 'without warning'
as the very last line of the program so that earlier warnings are not lost.

Arthur Crump

CChris wrote:
> 
> Jeremy Cowgar wrote:
> > 
> > Jason Gade wrote:
> > > 
> > > 
> > > I think it was a valid warning when short-circuiting was new to Euphoria.
> > > I
> > > guess the question is whether short-circuiting is expected behavior by
> > > people
> > > new or relatively new to programming?
> > > 
> > > Personally, I say do away with it and make it very clear in the docs that
> > > that
> > > is how things work.
> > > 
> > 
> > Short circuiting should be explained in the manual and it should be taught
> > in
> > any elementary programming course. I do not think that Euphoria should
> > consider
> > everyone a newbie or a dummy. It's a programming language. There are some
> > things
> > you should know when programming. Short circuiting is one of those, IMHO.
> > I've
> > not seen any language (I'm sure that it may exist) that has given a warning
> > about short circuiting. That's almost as bad as:
> > 
> > Warning: if statement may branch if it's condition is true
> > 
> > Um, we know that  To me the short-circuit warnings
> > galore just mask a real warning. Makes me want to turn off warnings, but I
> know that would be bad.</font></i>
> > 
> 
> Which is what I routinely do, and not only because of this particular warning.
> "local variable is not used" occur a lot when you create GUI apps, and these
> useless warnings just clutter the output. I also heard that it harms CGI
> programs,
> but didn't play with this.
> 
> Pete Lomax was recommending a with warning= directive to selectively turn
> warnings
> on or off. This would be harmless in terms of performance, and might make it
> workable, or even useful, to turn warnings on.
> 
> CChris
> 
> > --
> > Jeremy Cowgar
> > <a href="http://jeremy.cowgar.com">http://jeremy.cowgar.com</a>