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semantic/HLint.hs
2016-05-26 14:53:12 -04:00

14 lines
422 B
Haskell

error "generalize fmap" = map ==> fmap
-- AMP fallout
error "generalize mapM" = mapM ==> traverse
error "generalize mapM_" = mapM_ ==> traverse_
error "generalize forM" = forM ==> for
error "generalize forM_" = forM_ ==> for_
error "Avoid return" =
return ==> pure
where note = "return is obsolete as of GHC 7.10"
error "use pure" = free . Pure ==> pure
error "use extract" = headF . runCofree ==> extract