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| author | Joris | 2018-06-17 23:24:47 +0200 |
|---|---|---|
| committer | Joris | 2018-06-18 11:13:55 +0200 |
| commit | 0a4d3c8f12dc5797a919a00b6bcaf759947687cc (patch) | |
| tree | bcb89781e22c2314bf0c064ebb37cb7f8a362f5c /src/executable/haskell/Utils/Either.hs | |
| parent | e2a5c7c5c596d057b6fa9c08a8204ce1429cfdc4 (diff) | |
| download | ad-listener-0a4d3c8f12dc5797a919a00b6bcaf759947687cc.tar.gz ad-listener-0a4d3c8f12dc5797a919a00b6bcaf759947687cc.tar.bz2 ad-listener-0a4d3c8f12dc5797a919a00b6bcaf759947687cc.zip | |
Add ouest france parser
Diffstat (limited to 'src/executable/haskell/Utils/Either.hs')
| -rw-r--r-- | src/executable/haskell/Utils/Either.hs | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/executable/haskell/Utils/Either.hs b/src/executable/haskell/Utils/Either.hs new file mode 100644 index 0000000..5d62dcc --- /dev/null +++ b/src/executable/haskell/Utils/Either.hs @@ -0,0 +1,7 @@ +module Utils.Either + ( mapLeft + ) where + +mapLeft :: (a -> c) -> Either a b -> Either c b +mapLeft f (Left l) = Left (f l) +mapLeft _ (Right r) = (Right r) |