Safe Haskell	Safe
Language	Haskell2010

Quantum.Random.Exceptions

Contents

Description

Provides a data type describing the parsing errors that are possible, though unlikely, to be encountered.

Note that since network requests are handled by the http-conduit package, the corresponding HttpException is also one a user may wish to handle.

Usually to be imported via the Quantum.Random module.

Synopsis

QRN exception data type

Represents two possible error conditions that may be encountered: in interpreting data retrived from ANU, or while reading the local settings file.

Constructors

ParseResponseError String
ParseSettingsError String

Instances

Show QRException Source #
Methods showsPrec :: Int -> QRException -> ShowS # show :: QRException -> String # showList :: [QRException] -> ShowS #
Exception QRException Source #
Methods toException :: QRException -> SomeException # fromException :: SomeException -> Maybe QRException # displayException :: QRException -> String #

Throwing

Perform an IO computation that might encounter a problem corresponding to a Exception. If so, throw the exception, if not just return the value.