On Wed, Oct 13, 2010 at 1:02 PM, Serge D. Mechveliani <mech...@botik.ru> wrote:
> Dear GHC developers,
>
> I use the language extension of RecordWildcards, for example,
> f (Foo {foo1 = n, foo2 = m, ..}) = ...
>
> But the complier warns about un-used values of foo3, foo4,
> probably, due to the extension of
> Foo {foo1 = n, foo2 = m, foo3 = foo3, foo4 = foo4}.
>
> In such cases, these warnings look as unneeded.
> Is it possible to have an un-used binding warnings with exception for
> wildcards in records?
> If not, then has it sense to introduce an option?
>
If you're not using foo3 and foo4, can you not put it the ellipsis?
that won't cover every case (such as where you're using foo3 but not
foo4).
Antoine
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