use Moose::Util::TypeConstraints ();
-our $VERSION = '0.94';
-$VERSION = eval $VERSION;
-our $AUTHORITY = 'cpan:STEVAN';
-
use base 'Moose::Meta::TypeConstraint';
__PACKAGE__->meta->add_attribute('values' => (
$args{parent} = Moose::Util::TypeConstraints::find_type_constraint('Str');
+ if ( scalar @{ $args{values} } < 2 ) {
+ require Moose;
+ Moose->throw_error("You must have at least two values to enumerate through");
+ }
+
+ for (@{ $args{values} }) {
+ if (!defined($_)) {
+ require Moose;
+ Moose->throw_error("Enum values must be strings, not undef");
+ }
+ elsif (ref($_)) {
+ require Moose;
+ Moose->throw_error("Enum values must be strings, not '$_'");
+ }
+ }
+
my $self = $class->_new(\%args);
$self->compile_type_constraint()
1;
+# ABSTRACT: Type constraint for enumerated values.
+
__END__
=pod
-=head1 NAME
-
-Moose::Meta::TypeConstraint::Enum - Type constraint for enumerated values.
-
=head1 DESCRIPTION
This class represents type constraints based on an enumerated list of
See L<Moose/BUGS> for details on reporting bugs.
-=head1 AUTHOR
-
-Yuval Kogman E<lt>nothingmuch@cpan.orgE<gt>
-
-=head1 COPYRIGHT AND LICENSE
-
-Copyright 2006-2010 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