Mercurial > repo
view interps/rhotor/Uniqs.hs @ 10405:7e3d418282aa
<hppavilion1> ` sed -i "s/\xc3\x81/\xc3\x81\xc3\x89/" bin/lowercase2 && sed -i "s/\xc3\xa1/\xc3\xa1\xc3\xa9/" bin/lowercase2
author | HackBot |
---|---|
date | Sat, 11 Mar 2017 09:13:44 +0000 |
parents | 859f9b4339e6 |
children |
line wrap: on
line source
module Uniqs ( Uniqs(Root, A, B, C) ) where data Uniqs = A Uniqs | B Uniqs | C Uniqs | Root instance Eq Uniqs where (==) Root Root = True (==) (A a) (A b) = a == b (==) (B a) (B b) = a == b (==) (C a) (C b) = a == b (==) _ _ = False (/=) a b = not (a == b) instance Show Uniqs where show Root = "R" show (A b) = 'A':show b show (B b) = 'B':show b show (C b) = 'C':show b