Proposal: alpha-rename the type signatures of foldl, foldl', and scanl to be consistent with foldr and scanr
Joachim Breitner
mail at joachim-breitner.de
Sun Oct 14 21:26:42 CEST 2012
Hi,
Am Sonntag, den 14.10.2012, 16:28 +0200 schrieb Gábor Lehel:
> foldl :: (b -> a -> b) -> b -> [a] -> b
> foldr :: (a -> b -> b) -> b -> [a] -> b
> Prelude.foldl :: (b -> a -> b) -> b -> [a] -> b
> Prelude.scanl :: (b -> a -> b) -> b -> [a] -> [b]
> Data.List.foldl' :: (b -> a -> b) -> b -> [a] -> b
> Data.Foldable.foldl :: (b -> a -> b) -> b -> t a -> b
> Data.Foldable.foldl' :: (b -> a -> b) -> b -> t a -> b
+1.
Also preferring this over “r”; a and b are sufficiently early in the
alphabet to be generic; “r” might look confusingly special to new users.
Greetings,
Joachim
--
Joachim "nomeata" Breitner
mail at joachim-breitner.de | nomeata at debian.org | GPG: 0x4743206C
xmpp: nomeata at joachim-breitner.de | http://www.joachim-breitner.de/
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