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Re: [Scheme-reports] ANN: first draft of R7RS small language available


On Mon, Apr 18, 2011 at 4:52 AM, Peter Bex <Peter.Bex@x> wrote:
>> The only difference is if you use multiple wildcards in the pattern,
>> which would have been an error in R5RS.  I'm not particularly fond
>> of the syntax, but I suppose it helps if you have lots of subpatterns
>> that you don't care about and don't want to think up descriptive
>> names.
> I see. I knew I was overlooking something :)
> I still think it's a superfluous feature.  How often does this occur, and
> is it really so much work to think up variable names like ignore1 ignore2
> etc?  Like I pointed out in my previous mail, we don't have anything like
> it elsewhere either; when you have a lambda with several arguments you
> want to ignore, there's no special wildcard syntax for that.  Same goes
> for the exception variables in the new guard clause etc.

     I agree that "suppose it helps" is not strong enough for this
feature to make into the standard.


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