Define an instance for Show for a Keyboard

This will help me debug.
This commit is contained in:
William Carroll 2020-08-05 21:52:10 +01:00
parent 1af0007a7d
commit d948ed9ebf

View file

@ -0,0 +1,23 @@
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module Keyboard where
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import Utils
import qualified Data.List as List
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newtype Keyboard = Keyboard [[Char]]
instance Show Keyboard where
show (Keyboard xxs) =
xxs |> fmap printRow |> List.intercalate "\n"
where
printRow :: [Char] -> String
printRow xs =
xs |> fmap (\x -> '[':x:']':"") |> List.intercalate ""
qwerty :: Keyboard
qwerty = Keyboard [ ['1','2','3','4','5','6','7','8','9','0']
, ['Q','W','E','R','T','Y','U','I','O','P']
, ['A','S','D','F','G','H','J','K','L',';']
, ['Z','X','C','V','B','N','M',',','.','/']
]