digit-0.5.2: A data-type representing digits 0-9 and other combinations

Safe HaskellNone
LanguageHaskell2010

Data.Digit.Octal

Synopsis

Documentation

type OctalNoZero d = (D1 d, D2 d, D3 d, D4 d, D5 d, D6 d, D7 d) Source #

type Octal d = (D0 d, OctalNoZero d) Source #

parseOctalNoZero :: (OctalNoZero d, CharParsing p) => p d Source #

>>> parse (parseOctalNoZero <* eof) "test" "1" :: Either ParseError Digit
Right 1

>>> parse parseOctalNoZero "test" "1xyz" :: Either ParseError Digit
Right 1

>>> parse (parseOctalNoZero <* eof) "test" "2" :: Either ParseError Digit
Right 2

>>> parse parseOctalNoZero "test" "2xyz" :: Either ParseError Digit
Right 2

>>> parse (parseOctalNoZero <* eof) "test" "3" :: Either ParseError Digit
Right 3

>>> parse parseOctalNoZero "test" "3xyz" :: Either ParseError Digit
Right 3

>>> parse (parseOctalNoZero <* eof) "test" "4" :: Either ParseError Digit
Right 4

>>> parse parseOctalNoZero "test" "4xyz" :: Either ParseError Digit
Right 4

>>> parse (parseOctalNoZero <* eof) "test" "5" :: Either ParseError Digit
Right 5

>>> parse parseOctalNoZero "test" "5xyz" :: Either ParseError Digit
Right 5

>>> parse (parseOctalNoZero <* eof) "test" "6" :: Either ParseError Digit
Right 6

>>> parse parseOctalNoZero "test" "6xyz" :: Either ParseError Digit
Right 6

>>> parse (parseOctalNoZero <* eof) "test" "7" :: Either ParseError Digit
Right 7

>>> parse parseOctalNoZero "test" "7xyz" :: Either ParseError Digit
Right 7

>>> isn't _Right (parse parseOctalNoZero "test" "xyz" :: Either ParseError Digit)
True

\c -> (c `notElem` "1234567") ==> isn't _Right (parse parseOctalNoZero "test" [c] :: Either ParseError Digit)

parseOctal :: (Octal d, CharParsing p) => p d Source #

>>> parse (parseOctal <* eof) "test" "0" :: Either ParseError Digit
Right 0

>>> parse (parseOctal <* eof) "test" "0" :: Either ParseError Digit
Right 0

>>> parse parseOctal "test" "1xyz" :: Either ParseError Digit
Right 1

>>> parse parseOctal "test" "1xyz" :: Either ParseError Digit
Right 1

>>> parse (parseOctal <* eof) "test" "2" :: Either ParseError Digit
Right 2

>>> parse parseOctal "test" "2xyz" :: Either ParseError Digit
Right 2

>>> parse (parseOctal <* eof) "test" "3" :: Either ParseError Digit
Right 3

>>> parse parseOctal "test" "3xyz" :: Either ParseError Digit
Right 3

>>> parse (parseOctal <* eof) "test" "4" :: Either ParseError Digit
Right 4

>>> parse parseOctal "test" "4xyz" :: Either ParseError Digit
Right 4

>>> parse (parseOctal <* eof) "test" "5" :: Either ParseError Digit
Right 5

>>> parse parseOctal "test" "5xyz" :: Either ParseError Digit
Right 5

>>> parse (parseOctal <* eof) "test" "6" :: Either ParseError Digit
Right 6

>>> parse parseOctal "test" "6xyz" :: Either ParseError Digit
Right 6

>>> parse (parseOctal <* eof) "test" "7" :: Either ParseError Digit
Right 7

>>> parse parseOctal "test" "7xyz" :: Either ParseError Digit
Right 7

>>> isn't _Right (parse parseOctal "test" "xyz" :: Either ParseError Digit)
True

\c -> (c `notElem` "01234567") ==> isn't _Right (parse parseOctal "test" [c] :: Either ParseError Digit)