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lib/CPANPLUS/YACSmoke/SortVers.pm  view on Meta::CPAN

# the same terms as Perl itself.

package CPANPLUS::YACSmoke::SortVers;
$CPANPLUS::YACSmoke::SortVers::VERSION = '1.08';
require Exporter;
@ISA=qw(Exporter);

@EXPORT=qw(&versions &versioncmp);
@EXPORT_OK=qw();

sub versioncmp( $$ ) {
    my @A = ($_[0] =~ /([-.]|\d+|[^-.\d]+)/g);
    my @B = ($_[1] =~ /([-.]|\d+|[^-.\d]+)/g);

    my ($A, $B);
    while (@A and @B) {
	$A = shift @A;
	$B = shift @B;
	if ($A eq '-' and $B eq '-') {
	    next;
	} elsif ( $A eq '-' ) {

lib/CPANPLUS/YACSmoke/SortVers.pm  view on Meta::CPAN

	    }
	} else {
	    $A = uc $A;
	    $B = uc $B;
	    return $A cmp $B if $A cmp $B;
	}	
    }
    @A <=> @B;
}

sub versions() {
    my $callerpkg = (caller)[0];
    my $caller_a = "${callerpkg}::a";
    my $caller_b = "${callerpkg}::b";
    no strict 'refs';
    return versioncmp($$caller_a, $$caller_b);
}

=head1 NAME

Sort::Versions - a perl 5 module for sorting of revision-like numbers