17 May
2013
17 May
'13
7:10 a.m.
On Thu, 16 May 2013, David Luposchainsky wrote:
I recently went through GHC's source, and discovered there are quite a few instances of Monad that don't have Functor or Applicative instances. Fixing this is very easy by adding the standard instances (pure = return etc.), and will not break code.
+1