{-# LANGUAGE DeriveDataTypeable #-}
module Network.HTTP.Types.Version
(
  HttpVersion(..)
, http09
, http10
, http11
, http20
)
where

import Data.Typeable

-- | HTTP Version.
--
-- Note that the Show instance is intended merely for debugging.
data HttpVersion
    = HttpVersion {
        HttpVersion -> Int
httpMajor :: !Int
      , HttpVersion -> Int
httpMinor :: !Int
      }
    deriving (HttpVersion -> HttpVersion -> Bool
(HttpVersion -> HttpVersion -> Bool)
-> (HttpVersion -> HttpVersion -> Bool) -> Eq HttpVersion
forall a. (a -> a -> Bool) -> (a -> a -> Bool) -> Eq a
$c== :: HttpVersion -> HttpVersion -> Bool
== :: HttpVersion -> HttpVersion -> Bool
$c/= :: HttpVersion -> HttpVersion -> Bool
/= :: HttpVersion -> HttpVersion -> Bool
Eq, Eq HttpVersion
Eq HttpVersion =>
(HttpVersion -> HttpVersion -> Ordering)
-> (HttpVersion -> HttpVersion -> Bool)
-> (HttpVersion -> HttpVersion -> Bool)
-> (HttpVersion -> HttpVersion -> Bool)
-> (HttpVersion -> HttpVersion -> Bool)
-> (HttpVersion -> HttpVersion -> HttpVersion)
-> (HttpVersion -> HttpVersion -> HttpVersion)
-> Ord HttpVersion
HttpVersion -> HttpVersion -> Bool
HttpVersion -> HttpVersion -> Ordering
HttpVersion -> HttpVersion -> HttpVersion
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
$ccompare :: HttpVersion -> HttpVersion -> Ordering
compare :: HttpVersion -> HttpVersion -> Ordering
$c< :: HttpVersion -> HttpVersion -> Bool
< :: HttpVersion -> HttpVersion -> Bool
$c<= :: HttpVersion -> HttpVersion -> Bool
<= :: HttpVersion -> HttpVersion -> Bool
$c> :: HttpVersion -> HttpVersion -> Bool
> :: HttpVersion -> HttpVersion -> Bool
$c>= :: HttpVersion -> HttpVersion -> Bool
>= :: HttpVersion -> HttpVersion -> Bool
$cmax :: HttpVersion -> HttpVersion -> HttpVersion
max :: HttpVersion -> HttpVersion -> HttpVersion
$cmin :: HttpVersion -> HttpVersion -> HttpVersion
min :: HttpVersion -> HttpVersion -> HttpVersion
Ord, Typeable)

instance Show HttpVersion where
    show :: HttpVersion -> String
show (HttpVersion Int
major Int
minor) = String
"HTTP/" String -> ShowS
forall a. [a] -> [a] -> [a]
++ Int -> String
forall a. Show a => a -> String
show Int
major String -> ShowS
forall a. [a] -> [a] -> [a]
++ String
"." String -> ShowS
forall a. [a] -> [a] -> [a]
++ Int -> String
forall a. Show a => a -> String
show Int
minor

-- | HTTP 0.9
http09 :: HttpVersion
http09 :: HttpVersion
http09 = Int -> Int -> HttpVersion
HttpVersion Int
0 Int
9

-- | HTTP 1.0
http10 :: HttpVersion
http10 :: HttpVersion
http10 = Int -> Int -> HttpVersion
HttpVersion Int
1 Int
0

-- | HTTP 1.1
http11 :: HttpVersion
http11 :: HttpVersion
http11 = Int -> Int -> HttpVersion
HttpVersion Int
1 Int
1

-- | HTTP 2.0
http20 :: HttpVersion
http20 :: HttpVersion
http20 = Int -> Int -> HttpVersion
HttpVersion Int
2 Int
0