Text.Trifecta.Parser.Char

Documentation

oneOf :: MonadParser m => [Char] -> m Char

oneOf cs succeeds if the current character is in the supplied list of characters cs. Returns the parsed character. See also satisfy.

   vowel  = oneOf "aeiou"

noneOf :: MonadParser m => [Char] -> m Char

As the dual of oneOf, noneOf cs succeeds if the current character not in the supplied list of characters cs. Returns the parsed character.

  consonant = noneOf "aeiou"

oneOfSet :: MonadParser m => CharSet -> m Char

oneOfSet cs succeeds if the current character is in the supplied set of characters cs. Returns the parsed character. See also satisfy.

   vowel  = oneOf "aeiou"

noneOfSet :: MonadParser m => CharSet -> m Char

As the dual of oneOf, noneOf cs succeeds if the current character not in the supplied list of characters cs. Returns the parsed character.

  consonant = noneOf "aeiou"

spaces :: MonadParser m => m ()

Skips zero or more white space characters. See also skipMany and whiteSpace.

space :: MonadParser m => m Char

Parses a white space character (any character which satisfies isSpace) Returns the parsed character.

newline :: MonadParser m => m Char

Parses a newline character ('\n'). Returns a newline character.

tab :: MonadParser m => m Char

Parses a tab character ('\t'). Returns a tab character.

upper :: MonadParser m => m Char

Parses an upper case letter (a character between 'A' and 'Z'). Returns the parsed character.

lower :: MonadParser m => m Char

Parses a lower case character (a character between 'a' and 'z'). Returns the parsed character.

alphaNum :: MonadParser m => m Char

Parses a letter or digit (a character between '0' and '9'). Returns the parsed character.

letter :: MonadParser m => m Char

Parses a letter (an upper case or lower case character). Returns the parsed character.

digit :: MonadParser m => m Char

Parses a digit. Returns the parsed character.

hexDigit :: MonadParser m => m Char

Parses a hexadecimal digit (a digit or a letter between 'a' and 'f' or 'A' and 'F'). Returns the parsed character.

octDigit :: MonadParser m => m Char

Parses an octal digit (a character between '0' and '7'). Returns the parsed character.

char :: MonadParser m => Char -> m Char

char c parses a single character c. Returns the parsed character (i.e. c).

  semiColon  = char ';'

notChar :: MonadParser m => Char -> m Char

notChar c parses any single character other than c. Returns the parsed character.

  semiColon  = char ';'

anyChar :: MonadParser m => m Char

This parser succeeds for any character. Returns the parsed character.

string :: MonadParser m => String -> m String

string s parses a sequence of characters given by s. Returns the parsed string (i.e. s).

  divOrMod    =   string "div" 
              <|> string "mod"

byteString :: MonadParser m => ByteString -> m ByteString

byteString s parses a sequence of bytes given by s. Returns the parsed byteString (i.e. s).

  divOrMod    =   string "div" 
              <|> string "mod"