End and the syntax parser

[John Esak]

I have no problem with both your suggestions. I think they are both good.
When this becomes a dmocracy, I vote yes to add them to syntax checking. :-)

John
 

> -----Original Message-----
> From: filepro-list-bounces+john=valar.com at lists.celestial.com 
> [mailto:filepro-list-bounces+john=valar.com at lists.celestial.co
m] On Behalf Of Ken Cole
> Sent: Monday, December 21, 2009 7:10 PM
> To: Filepro Lists
> Subject: End and the syntax parser
> 
> This is something for everyone to toy with over the holidays (sorry
> for the pun).
> 
> Now I think this same point has been discussed previously but without
> any action being taken.  Should anything be done is the point of the
> email.
> 
> One of the filePro programmers working here had a problem the other
> day that some code didn't seem to be running.
> 
> The processing table passed syntax check, created the tok file, etc
> and ran to a particular point and then stopped with the rest of the
> code not running.
> 
> Now this is Sco 5v6.0.0 with filePro 5.0.14R4.
> 
> After spending serious time trying to work out why the code wasn't
> running, no goto's over the code, no gosub's without returns, etc I
> had a look for them and found the problem.
> 
> There was a long variable called "EndDate" being used.
> 
> The fat fingered, well in this case light fingered, programmer instead
> of entering:
> 
> EndDate=lookup(6)
> 
> had entered:
> 
> End=lookup(6)
> 
> Now I know Ken has mentioned before that everything after an "end"
> statement is ignored when being parsed as it will never be processed.
> 
> I am of the mind though that this is a syntax error as a "reserved"
> word is being used as a variable and I feel there should have been an
> error thrown at syntax check time.
> 
> I believe the following rules should be checked.
> 
> 1. If there is anything after "end" on a line that is not a comment
> then it is an error.
> 2. Reserved words should not be allowed as variables and if attempted
> to do so as in this example then it is an error.
> 
> What do the rest of you think?
> I am wrong in thinking this should throw and error?
> 
> Cheers, Merry Christmas and a safe and prosperous New Year.
> 
> Ken
> _______________________________________________
> Filepro-list mailing list
> Filepro-list at lists.celestial.com
> http://mailman.celestial.com/mailman/listinfo/filepro-list
>