úÎ 2 Â Safe-InferredParse " end of line" : one of "\n", "\r\n", or "\r". A decimal digit. CA natural (i.e. non-negative integer) number, in decimal notation. ?An integer number, in decimal notation (possibly prefixed with "-"). AParse the given character, or the same character in another case  (upper or lower). IParse the given string, but with any combination of upper and lower case  characters. Parsing function. Uses the  class to throw a monadic error G when parsing fails. (Useful in a stack of monad transformers from the  transformers package  /http://hackage.haskell.org/package/transformers.)   parsec-extra-0.1.0.3Text.Parsec.ExtraeoldigitnaturalintegercaseInsensitiveCharcaseInsensitiveStringparseMmonads-tf-0.1.0.1Control.Monad.Error.Class MonadError