TITLE 
P6Regex - compiler and parser for Perl 6 regex
compile_p6regex(PMC source, PMC adverbs :slurpy :named)- Return the result of compiling
sourceaccording to Perl 6 regex syntax and the associatedadverbs. Normally this function is obtained usingcompreg 'PGE::P6Regex'instead of calling it directly. - Returns the compiled regular expression.
If a
targetnamed parameter is supplied, then it will return the parse tree (target='parse'), the expression tree (target='exp'), or the resulting PIR code (target='PIR'). regex(PMC mob, PMC adverbs :slurpy :named)- Parses a regex according to Perl 6 regex syntax,
and returns the corresponding parse tree.
This is installed as a
<regex>rule inPGE::Grammar, so one can call it from another regex to parse valid Perl 6 regular expressions. onload()- Initializes the P6Regex parser and other data structures needed for compiling regexes.
parse_term(PMC mob [, PMC adverbs :slurpy :named])- Parses literal strings and whitespace. Return a failed match if the stoptoken is found.
parse_term_ws(PMC mob)- Parses a whitespace term.
parse_quant(PMC mob)- Parses a quantifier, such as *, +, ?, :, and all of their wonderous combinations.
parse_dollar(PMC mob)- Parse things that begin with a dollar sign, such as scalars, anchors, and match subscripts.
parse_subrule(PMC mob)- Parses a subrule token.
parse_enumcharlist(PMC mob)- Extract an enumerated character list.
parse_modifier- Parse a modifier.
Functions
PIR_closure(string code)- This helper function helps with :lang(PIR) closures in rules by adding a ".sub" wrapper around the code if one isn't already present.
