[erlang-questions] Compiler to warn on used underscore-variables

mog <>
Wed Jan 6 20:32:22 CET 2010


On Wed, Jan 06, 2010 at 02:23:08PM +0100, Tony Rogvall wrote:
> > 
> > I'm simply proposing that if the compiler sees code like:
> > 
> > measure_secs(Fun) ->
> >  {_M, S1, _U} = erlang:now(),
> >  Fun(),
> >  {_M, S2, _U} = erlang:now(),
> >  S2 - S1.
> > 
> > to output something like: "Warning: variable '_U' is not unused".
> > 
> > Zoltan.
> > 
> > 
> +1
++
cant tell you how many times i have bit this one as well.

-- 
Matthew O'Gorman
xim: 
email: 
site: http://blog.rldn.net
+---------------------------------------------------------------+
  One meets his destiny often on the road he takes to avoid it.
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