[Haskell-cafe] Exercise in point free-style
haskell at lists.julien-oster.de
Fri Sep 1 20:55:02 EDT 2006
Julien Oster wrote:
> = ((.) (filter f)) . map g l
> = (.)((.) . filter f)(map) g l -- desugaring
> = (.map)((.) . filter f) g l -- sweeten up
> = (.map) . (.) . filter g l -- definition of (.)
By the way, I think from now on, when doing point-free-ifying, my
philosophy will be:
If it involves composing a composition, don't do it.
I just think that this really messes up readability.
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