David Hopwood writes:
> Bryan Smith wrote:
> > %%%%
> > Re-writing as follows may make things clearer...
> >
> > local X in
> > case X of 3 then {Browse X} end
> > case 3 of X1 then {Browse X1} end
> > % or perhaps
> > case 3 of !X then {Browse X} end
> > end
> >
> > local A
> > proc {Pair X Y}
> > case X of Y1 then {Browse X#Y#Y1} end
> > end
> > in
> > {Pair 3 A}
> > {Pair A 3}
> > end
>
> A warning about variable shadowing would have helped in these examples.
> It is quite rare for shadowing to be intended.
>
Good idea, I have added PR#1707:
http://www.mozart-oz.org/cgi-bin/oz-bugs/incoming?id=1707
Any volunteers to implement?
cheers
k
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