NAME

Pugs::Runtime::Tracer - tracer runtime for Pugs::Compiler::Rule

SYNOPSIS

    use Pugs::Runtime::Tracer;
    trace("blah blah blah");
    trace_begin($regex_name, $regex_pos_from, $regex_pos_to, $input_pos);
    trace_end($regex_name, $success, $input_pos);
    $perl5_code_with_tracing_code = expand_tracing_code($perl5_code);

DESCRIPTION

This module provides tracing facilities for both PCR compile-time and run-time.

SEE ALSO

• compile_p6grammar.pl

• "A graphical tracer for Perl 6 regexes based on PCR"

  http://pugs.blogs.com/pugs/2007/10/a-graphical-tra.html.

AUTHOR

Agent Zhang <agentzh@yahoo.cn>.

COPYRIGHT

Copyright 2007 by Yahoo! China Inc. http://cn.yahoo.com.

LICENSE

This module is free software; you can redistribute it and/or modify it under the same terms as Perl itself.