Re: Instead of pcase

[Richard Stallman]

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  > >>           > (`(,hookfun . (,start ,end ,collection . ,plist))
  > > I was not sure which part of the line that rule applies to.
  > > 
  > >>           > (`(,hookfun ,start ,end ,collection . ,plist)
  > > Would that be equiva;ent?

I as a reader, trying to understand what that pcase construct did, did
not know they would be equivalent.  So this specific piece of
cleverness specifically interfered with my understanding that example
and therefore with my trying to understand pcase.

  > The particular shape is chosen to follow how the data matched against 
  > was constructed in completion--capf-wrapper: (cons fun res). So it was 
  > for the ease of comprehension, actually.

I believe the assertion that this was intended to achieve that result.
Whether it did achieve that, for some users, I don't know.  But I can
testify that, for this reader, it had the opposite effect.

-- 
Dr Richard Stallman (https://stallman.org)
Chief GNUisance of the GNU Project (https://gnu.org)
Founder, Free Software Foundation (https://fsf.org)
Internet Hall-of-Famer (https://internethalloffame.org)