63 lines
1.4 KiB
Perl
63 lines
1.4 KiB
Perl
package Perl::PrereqScanner::NotQuiteLite::Parser::UniversalVersion;
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use strict;
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use warnings;
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use Perl::PrereqScanner::NotQuiteLite::Util;
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sub register { return {
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method => {
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VERSION => 'parse_version_args',
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},
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}}
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sub parse_version_args {
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my ($class, $c, $raw_tokens) = @_;
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my ($module_token, undef, undef, $args_tokens) = @$raw_tokens;
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my $module = $module_token->[0];
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return unless ref $args_tokens->[0];
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my @tokens_in_parens = @{$args_tokens->[0] || []};
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return if @tokens_in_parens > 1;
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my $version_token = $tokens_in_parens[0];
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my $module_version;
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if ($version_token->[1] and $version_token->[1] eq 'NUMBER') {
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$module_version = $version_token->[0];
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} elsif (ref $version_token->[0]) {
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$module_version = $version_token->[0][0];
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} else {
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return;
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}
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if ($module_version =~ /^v?[0-9._]+$/) {
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$c->add_conditional($module => $module_version) if $c->has_added_conditional($module);
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}
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}
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1;
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__END__
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=encoding utf-8
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=head1 NAME
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Perl::PrereqScanner::NotQuiteLite::Parser::UniversalVersion
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=head1 DESCRIPTION
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This parser is to deal with a VERSION method called by a module.
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=head1 AUTHOR
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Kenichi Ishigaki, E<lt>ishigaki@cpan.orgE<gt>
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=head1 COPYRIGHT AND LICENSE
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This software is copyright (c) 2015 by Kenichi Ishigaki.
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This is free software; you can redistribute it and/or modify it under
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the same terms as the Perl 5 programming language system itself.
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=cut
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