Re: [pure-lang-users] null

[John L. <joh...@gm...>]

If Albert doesn't like the trailing ?, then I think isMatrix is a  
pretty decent compromise!

John


On 25 Sep 2008, at 17:20, John Cowan wrote:

> Albert Graef scripsit:
>
>> Still I can't drag myself to like the idea that ? is an alphanumeric
>> when ! and . aren't. ;-)
>
> Well, as I say, you can treat it as a restricted part of identifier
> syntax:
>
> <identifier> :== <alpha> <alphanum>{0,} <question-mark>{0,1}
>
>> Any other ideas about a sane naming convention for type predicates
>> that does not require changes in the lexical syntax?
>
> I think the Q "is" convention was actually pretty good, and it's only
> one silly letter longer than the -p convention.
>
> (This alludes to an ancient commercial for Chesterfield cigarettes;
> they came in standard and 101-mm (rather than 100-mm) sizes and were
> sold using the slogan "Just a silly millimeter longer.")
>
> -- 
> John Cowan  co...@cc...  http://ccil.org/~cowan
> If I have seen farther than others, it is because I am surrounded  
> by dwarves.
>         --Murray Gell-Mann