NAME

       Parse::optional - Parse a string optionally.

SYNOPSIS

       Maybe<a> optional( Parser<a>  parse, var ParseState st )

ARGUMENTS

       parse The parser to use

       st The current parsing state

DESCRIPTION

       Parse a string optionally, returning nothing if the parser failed.

AUTHORS

       Kaya  standard  library  by  Edwin Brady, Chris Morris and others (kaya@kayalang.org). For
       further information see http://kayalang.org/

LICENSE

       The Kaya standard library is free software; you can redistribute it and/or modify it under
       the  terms  of the GNU Lesser General Public License (version 2.1 or any later version) as
       published by the Free Software Foundation.