Safe Haskell	None
Language	Haskell2010

Data.Digit.Class.D4

Synopsis

Documentation

class D4 d where Source #

Minimal complete definition

Methods

Instances

D4 () Source #
Instance details Defined in Data.Digit.Class.D4 Methods d4 :: Prism' () () Source # x4 :: () Source #
D4 DecDigit Source #
Instance details Defined in Data.Digit.Decimal Methods d4 :: Prism' DecDigit () Source # x4 :: DecDigit Source #
D4 HexDigit Source #
Instance details Defined in Data.Digit.Hexadecimal.LowerCase Methods d4 :: Prism' HexDigit () Source # x4 :: HexDigit Source #
D4 HeXDigit Source #
Instance details Defined in Data.Digit.Hexadecimal.MixedCase Methods d4 :: Prism' HeXDigit () Source # x4 :: HeXDigit Source #
D4 HEXDigit Source #
Instance details Defined in Data.Digit.Hexadecimal.UpperCase Methods d4 :: Prism' HEXDigit () Source # x4 :: HEXDigit Source #
D4 OctDigit Source #
Instance details Defined in Data.Digit.Octal Methods d4 :: Prism' OctDigit () Source # x4 :: OctDigit Source #

>>> parse (parse4 <* eof) "test" "4" :: Either ParseError DecDigit
Right DecDigit4

>>> parse parse4 "test" "4xyz" :: Either ParseError DecDigit
Right DecDigit4

>>> isn't _Right (parse parse4 "test" "xyz" :: Either ParseError DecDigit)
True