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Remove unsafeFromJust and add flattenMaybe.

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This commit is contained in:
Kei Hibino 2013-05-21 15:54:40 +09:00
parent 0dd3915711
commit 98af8b417b
1 changed files with 3 additions and 3 deletions
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6
relational-join/src/Database/Relational/Query/Expr.hs
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@ -7,7 +7,7 @@ module Database.Relational.Query.Expr (
valueExpr,
just, unsafeFromJust
just, flattenMaybe
) where
import Prelude hiding (and, or)
@ -73,5 +73,5 @@ valueExpr = Expr . showConstantSQL
just :: Expr ft -> Expr (Maybe ft)
just = Expr . showExpr
unsafeFromJust :: Expr (Maybe ft) -> Expr ft
unsafeFromJust = Expr . showExpr
flattenMaybe :: Expr (Maybe (Maybe ft)) -> Expr (Maybe ft)
flattenMaybe = Expr . showExpr