No need to specify a Moose version now that we're in core.

[gitmo/Moose.git] / lib / Moose / AttributeHelpers / MethodProvider / Counter.pm

package Moose::AttributeHelpers::MethodProvider::Counter;
use Moose::Role;

our $VERSION   = '0.84';
$VERSION = eval $VERSION;
our $AUTHORITY = 'cpan:STEVAN';

sub reset : method {
    my ($attr, $reader, $writer) = @_;
    return sub { $writer->($_[0], $attr->default($_[0])) };
}

sub set : method {
    my ($attr, $reader, $writer, $value) = @_;
    return sub { $writer->($_[0], $_[1]) };
}

sub inc {
    my ($attr, $reader, $writer) = @_;
    return sub { $writer->($_[0], $reader->($_[0]) + (defined($_[1]) ? $_[1] : 1) ) };
}

sub dec {
    my ($attr, $reader, $writer) = @_;
    return sub { $writer->($_[0], $reader->($_[0]) - (defined($_[1]) ? $_[1] : 1) ) };
}

1;

__END__

=pod

=head1 NAME

Moose::AttributeHelpers::MethodProvider::Counter

=head1 DESCRIPTION

This is a role which provides the method generators for
L<Moose::AttributeHelpers::Counter>.

=head1 METHODS

=over 4

=item B<meta>

=back

=head1 PROVIDED METHODS

=over 4

=item B<set>

=item B<inc>

=item B<dec>

=item B<reset>

=back

=head1 BUGS

All complex software has bugs lurking in it, and this module is no
exception. If you find a bug please either email me, or add the bug
to cpan-RT.

=head1 AUTHOR

Stevan Little E<lt>stevan@iinteractive.comE<gt>

=head1 COPYRIGHT AND LICENSE

Copyright 2007-2009 by Infinity Interactive, Inc.

L<http://www.iinteractive.com>

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

=cut