Database.SQLite.SimpleErrors.Types

Documentation

data Constraint

Constraint represents the kind of constraint violation returned by SQLite.

Constructors

NotNull

ForeignKey

Unique

Check

Instances

Eq Constraint

Methods

(==) :: Constraint -> Constraint -> Bool

(/=) :: Constraint -> Constraint -> Bool

Show Constraint

Methods

showsPrec :: Int -> Constraint -> ShowS

show :: Constraint -> String

showList :: [Constraint] -> ShowS

data SQLiteResponse

SQLiteResponse is a wrapper around the different kinds of errors that can be returned frm sqlite-simple. If there is a constraint error, then we will construnct a SQLConstraintError instance.

Constructors

SQLConstraintError Constraint Text

SQLFormatError FormatError

SQLResultError ResultError

SQLOtherError SQLError

Instances

Eq SQLiteResponse

Methods

(==) :: SQLiteResponse -> SQLiteResponse -> Bool

(/=) :: SQLiteResponse -> SQLiteResponse -> Bool

Show SQLiteResponse

Methods

showsPrec :: Int -> SQLiteResponse -> ShowS

show :: SQLiteResponse -> String

showList :: [SQLiteResponse] -> ShowS

Exception SQLiteResponse

Methods

toException :: SQLiteResponse -> SomeException

fromException :: SomeException -> Maybe SQLiteResponse

displayException :: SQLiteResponse -> String