TITLE ^

Perl6Regex - compiler and parser for Perl 6 regex

compile_perl6regex(PMC source, PMC adverbs :slurpy :named)
Return the result of compiling source according to Perl 6 regex syntax and the associated adverbs. Normally this function is obtained using compreg 'PGE::Perl6Regex' instead of calling it directly.Returns the compiled regular expression. If a target named 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.
onload()
Initializes the Perl6Regex 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_backslash(mob [, adverbs :slurpy :named])
Parses terms beginning with backslash.
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_quant_error(mob)
Throw an exception for quantifiers in term position.
parse_dollar(PMC mob)
Parse things that begin with a dollar sign, such as scalars, anchors, and match subscripts.
parse_subname(STR target, INT pos)
Scan target starting at pos looking for a subrule name (following Perl 6's identifier syntax). Returns any subrule name found, and the ending position of the name.
parse_subrule(PMC mob)
Parses a subrule token.
parse_enumcharclass(PMC mob)
Extract an enumerated character list.
parse_quoted_literal
Parses '...' literals.
parse_goal
Parse a goal.
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.


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