# Copyright (c) 1999-2011 bivio Software, Inc.  All rights reserved.
#
# Visit http://www.bivio.biz for more info.
# 
# This library is free software; you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as
# published by the Free Software Foundation; either version 2.1 of the
# License, or (at your option) any later version.
# 
# This library is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
# 
# You should have received a copy of the GNU Lesser General Public
# License along with this library;  If not, you may get a copy from:
# http://www.opensource.org/licenses/lgpl-license.html
# 
# $Id: Gender.pm,v 2.4 2011/11/09 22:51:54 schellj Exp $
package Bivio::Type::Gender;
use strict;
use Bivio::Base 'Type.Enum';

our($VERSION) = sprintf('%d.%02d', q$Revision: 2.4 $ =~ /\d+/g);
__PACKAGE__->compile([
    UNKNOWN => [0, 'Unspecified'],
    FEMALE => [1, undef, undef, 'F'],
    MALE => [2, undef, undef, 'M'],
]);

sub from_literal {
    my($proto, $value) = @_;
    my($res, $err) = shift->SUPER::from_literal(@_);
    if ($err) {
	if ($value =~ /^m$/i) {
	    $res = $proto->MALE;
	    $err = undef;
	} elsif ($value =~ /^f$/i) {
	    $res = $proto->FEMALE;
	    $err = undef;
	}
    }
    return $err ? ($res, $err) : $res;
}

1;