Re: streams are cool, you could stream virtually anything!

[T.V Raman]

I still  like these things to be in pairs, and I'm not particularly
sold on having stream-pop.

I like the symmettry in stream-head and stream-tail --  probably
because I originally learnt streams from SICP.


Artur Malabarba writes:
 > On 5 Nov 2015 9:58 pm, "Nicolas Petton" <address@hidden> wrote:
 > >
 > > Michael Heerdegen <address@hidden> writes:
 > >
 > > > We can do the very same for streams; just use `stream-cons' instead of
 > > > `cons':
 > > >
 > > > --8<---------------cut here---------------start------------->8---
 > > > (defmacro stream-push (newelt place)
 > > > "Add NEWELT to the stream stored in PLACE.
 > > > This is equivalent to (setf PLACE (stream-cons NEWELT PLACE))."
 > > > `(cl-callf2 stream-cons ,newelt ,place))
 > > > --8<---------------cut here---------------end--------------->8---
 > > >
 > > > Would that be ok?
 > >
 > > I guess so, as long as we don't add too many such functions.
 > 
 > I dunno. The way I think of streams it makes perfect sense to have a pop 
 > without a push. But maybe that's just me. You could call it stream-next or 
 > something like that, so people won't be confused by the lack of push. 
 > 

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