{-# LANGUAGE DeriveGeneric #-}
module Distribution.Parsec.Position (
Position (..),
incPos,
retPos,
showPos,
zeroPos,
positionCol,
positionRow,
) where
import Distribution.Compat.Prelude
import Prelude ()
data Position = Position
{-# UNPACK #-} !Int
{-# UNPACK #-} !Int
deriving (Position -> Position -> Bool
forall a. (a -> a -> Bool) -> (a -> a -> Bool) -> Eq a
/= :: Position -> Position -> Bool
$c/= :: Position -> Position -> Bool
== :: Position -> Position -> Bool
$c== :: Position -> Position -> Bool
Eq, Eq Position
Position -> Position -> Bool
Position -> Position -> Ordering
Position -> Position -> Position
forall a.
Eq a
-> (a -> a -> Ordering)
-> (a -> a -> Bool)
-> (a -> a -> Bool)
-> (a -> a -> Bool)
-> (a -> a -> Bool)
-> (a -> a -> a)
-> (a -> a -> a)
-> Ord a
min :: Position -> Position -> Position
$cmin :: Position -> Position -> Position
max :: Position -> Position -> Position
$cmax :: Position -> Position -> Position
>= :: Position -> Position -> Bool
$c>= :: Position -> Position -> Bool
> :: Position -> Position -> Bool
$c> :: Position -> Position -> Bool
<= :: Position -> Position -> Bool
$c<= :: Position -> Position -> Bool
< :: Position -> Position -> Bool
$c< :: Position -> Position -> Bool
compare :: Position -> Position -> Ordering
$ccompare :: Position -> Position -> Ordering
Ord, Int -> Position -> ShowS
[Position] -> ShowS
Position -> String
forall a.
(Int -> a -> ShowS) -> (a -> String) -> ([a] -> ShowS) -> Show a
showList :: [Position] -> ShowS
$cshowList :: [Position] -> ShowS
show :: Position -> String
$cshow :: Position -> String
showsPrec :: Int -> Position -> ShowS
$cshowsPrec :: Int -> Position -> ShowS
Show, forall x. Rep Position x -> Position
forall x. Position -> Rep Position x
forall a.
(forall x. a -> Rep a x) -> (forall x. Rep a x -> a) -> Generic a
$cto :: forall x. Rep Position x -> Position
$cfrom :: forall x. Position -> Rep Position x
Generic)
instance Binary Position
instance NFData Position where rnf :: Position -> ()
rnf = forall a. (Generic a, GNFData (Rep a)) => a -> ()
genericRnf
incPos :: Int -> Position -> Position
incPos :: Int -> Position -> Position
incPos Int
n (Position Int
row Int
col) = Int -> Int -> Position
Position Int
row (Int
col forall a. Num a => a -> a -> a
+ Int
n)
retPos :: Position -> Position
retPos :: Position -> Position
retPos (Position Int
row Int
_col) = Int -> Int -> Position
Position (Int
row forall a. Num a => a -> a -> a
+ Int
1) Int
1
showPos :: Position -> String
showPos :: Position -> String
showPos (Position Int
row Int
col) = forall a. Show a => a -> String
show Int
row forall a. [a] -> [a] -> [a]
++ String
":" forall a. [a] -> [a] -> [a]
++ forall a. Show a => a -> String
show Int
col
zeroPos :: Position
zeroPos :: Position
zeroPos = Int -> Int -> Position
Position Int
0 Int
0
positionCol :: Position -> Int
positionCol :: Position -> Int
positionCol (Position Int
_ Int
c) = Int
c
positionRow :: Position -> Int
positionRow :: Position -> Int
positionRow (Position Int
r Int
_) = Int
r