A Recognizer recognizes certain input sequences of characters available on a BacktrackScanner, and invokes a continuation for each recognized sequence.
The remainder of a computation that can be performed after recognizing input.
A scanner class that, unlike
An input character along with information about the source of the character, and its line number and position within the line.
A Recognizer that decides what other recognizer to use based on the lookahead character.
Regular expression support for
Easy access to standard input and standard output, without fussing with exceptions.
Represents the end of the input ("end of file") being reached.
Represents successful matching of the input stream by a recognizer.
Represents encountering input that does not match the expected syntax.
StdIO: easy input from and output to the console.
Scanner: powerful scanning with arbitrary lookahead and rollback.
Regex: regular expression support for