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# ABSTRACT: Zipcode Directive for Validation Class Field Definitions
package Validation::Class::Directive::Zipcode;
use strict;
use warnings;
use base 'Validation::Class::Directive';
use Validation::Class::Util;
our $VERSION = '7.900058'; # VERSION
has 'mixin'   => 1;
has 'field'   => 1;
has 'multi'   => 0;
has 'message' => '%s is not a valid postal code';
sub validate {
    my ($self, $proto, $field, $param) = @_;
    if (defined $field->{zipcode} && defined $param) {
        if ($field->{required} || $param) {
            my $zcre = qr/\A\b[0-9]{5}(?:-[0-9]{4})?\b\z/i;
            $self->error($proto, $field) unless $param =~ $zcre;
        }
    }
    return $self;
}
1;
__END__
HideShow 48 lines of Pod
=pod
=head1 NAME
Validation::Class::Directive::Zipcode - Zipcode Directive for Validation Class Field Definitions
=head1 VERSION
version 7.900058
=head1 SYNOPSIS
    use Validation::Class::Simple;
    my $rules = Validation::Class::Simple->new(
        fields => {
            address_zipcode => {
                zipcode => 1
            }
        }
    );
    # set parameters to be validated
    $rules->params->add($parameters);
    # validate
    unless ($rules->validate) {
        # handle the failures
    }
=head1 DESCRIPTION
Validation::Class::Directive::Zipcode is a core validation class field directive
that handles postal-code validation for areas in the USA and North America.
=head1 AUTHOR
Al Newkirk <anewkirk@ana.io>
=head1 COPYRIGHT AND LICENSE
This software is copyright (c) 2011 by Al Newkirk.
This is free software; you can redistribute it and/or modify it under
the same terms as the Perl 5 programming language system itself.
=cut