NAME

Compiler::Lexer - Lexical Analyzer for Perl5

SYNOPSIS

  use Compiler::Lexer;
  use Data::Dumper;

  my $filename = $ARGV[0];
  open my $fh, '<', $filename;
  my $script = do { local $/; <$fh> };

  my $lexer = Compiler::Lexer->new($filename);
  my $tokens = $lexer->tokenize($script);
  print Dumper $$tokens;

  my $modules = $lexer->get_used_modules($script);
  print Dumper $$modules;

METHODS

Compiler::Lexer provides three methods

my $lexer = Compiler::Lexer->new($filename);

create new instance. You can create object from `$filename` in string.

$lexer->tokenize($script);

get token objects includes parameter of 'name' or 'type' or 'line' and so on. This method requires perl source code in string.

$lexer->get_used_modules($script);

get names of used module. This method requires perl source code in string.

AUTHOR

Masaaki Goshima (goccy) <goccy(at)cpan.org>

CONTRIBUTORS

tokuhirom: Tokuhiro Matsuno

LICENSE AND COPYRIGHT

Copyright (c) 2013, Masaaki Goshima (goccy). All rights reserved.

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