[e-lang] Count of complex guards

[Mark Miller]

Dean Tribble wrote:
> Mark Miller wrote:
> 
>>> nullOK[foo] doesn't work
>>
>> What do you mean, "doesn't work"? It doesn't work computationally? Or 
>> it doesn't read well? [...]
> 
> I'm glad you didn't see it either.  The "K" is capitalized, so it 
> doesn't name a guard.

Got me! Suggestions?


>>     optional[foo]
> 
> I thought of proposing "optional", but that usually means that the arg 
> doesn't need to be present at all, which is not what we mean here.

Good point. So "optional" is out.


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Text by me above is hereby placed in the public domain

     Cheers,
     --MarkM