Safe Haskell	Safe-Inferred
Language	Haskell2010

Witch.TryCastException

Synopsis

data TryCastException source target = TryCastException source (Maybe SomeException)

Documentation

data TryCastException source target Source #

This exception is thrown when a TryCast conversion fails. It has the original source value that caused the failure and it knows the target type it was trying to convert into. It also has an optional SomeException for communicating what went wrong while converting.

Constructors

TryCastException source (Maybe SomeException)

Instances

Instances details

(Show source, Typeable source, Typeable target) => Show (TryCastException source target) Source #
Instance details Defined in Witch.TryCastException Methods showsPrec :: Int -> TryCastException source target -> ShowS # show :: TryCastException source target -> String # showList :: [TryCastException source target] -> ShowS #
(Show source, Typeable source, Typeable target) => Exception (TryCastException source target) Source #
Instance details Defined in Witch.TryCastException Methods toException :: TryCastException source target -> SomeException # fromException :: SomeException -> Maybe (TryCastException source target) # displayException :: TryCastException source target -> String #
(Show s, Typeable s, Typeable t) => Cast (TryCastException s t) Text Source #	Converts via `String`.
Instance details Defined in Witch.Instances Methods cast :: TryCastException s t -> Text Source #
(Show s, Typeable s, Typeable t) => Cast (TryCastException s t) Text Source #	Converts via `String`.
Instance details Defined in Witch.Instances Methods cast :: TryCastException s t -> Text Source #
(Show s, Typeable s, Typeable t) => Cast (TryCastException s t) String Source #	Uses `show`.
Instance details Defined in Witch.Instances Methods cast :: TryCastException s t -> String Source #
Cast (TryCastException s u) (TryCastException s t) Source #	Uses `coerce`.
Instance details Defined in Witch.Instances Methods cast :: TryCastException s u -> TryCastException s t Source #