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package HTML::Widget::Constraint::Bool;
use warnings;
use strict;
use base 'HTML::Widget::Constraint::Regex';
=head1 NAME
HTML::Widget::Constraint::IBool - Boolean Constraint
=head1 SYNOPSIS
my $c = $widget->constraint( 'Bool', 'foo' );
=head1 DESCRIPTION
Boolean Constraint. Value must match C<0> or C<1>.
=head1 METHODS
=head2 regex
Provides a regex to validate unsigned integers.
=cut
sub regex {qr/^[01]$/}
=head1 AUTHOR
Carl Franks, C<cfranks@cpan.org>
=head1 LICENSE
This library is free software, you can redistribute it and/or modify it under
the same terms as Perl itself.
=cut
1;
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