On 03/07/2020 00:12, Nick Coghlan wrote:
On Fri., 3 Jul. 2020, 2:27 am MRAB, <pyt...@mrabarnett.plus.com> wrote:


IMHO, the assignment statement should remain as it is, not sometimes
assign and sometimes not.

There could be another form that does matching:

      try ?x, 0 = (4,5)



Huh, this made me wonder if "match/try" may fit people's brains better than
"match/case". I know for me that I want to read case clauses the same way I
would read them in C, which is thoroughly unhelpful.

The following looks weird though, so I don't think I actually like it in
practice:

===
match shape:
     try Point(x, y):
         ...
     try Rectangle(x0, y0, x1, y1, painted=True):
         ...

I'm actually surprised at how much I like that. It certainly gets me out of the C mindset and makes it easier for me to recognise that Point(x,y) isn't an instantiation.

--
Rhodri James *-* Kynesim Ltd
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