use Moose::Util::TypeConstraints;
use Moose::Meta::TypeConstraint::Parameterizable;
-our $VERSION = '0.73_01';
-$VERSION = eval $VERSION;
-our $AUTHORITY = 'cpan:STEVAN';
-
use base 'Moose::Meta::TypeConstraint';
__PACKAGE__->meta->add_attribute('type_parameter' => (
accessor => 'type_parameter',
predicate => 'has_type_parameter',
+ Class::MOP::_definition_context(),
+));
+
+__PACKAGE__->meta->add_attribute('parameterized_from' => (
+ accessor => 'parameterized_from',
+ predicate => 'has_parameterized_from',
+ Class::MOP::_definition_context(),
));
sub equals {
my ( $self, $type_or_name ) = @_;
- my $other = Moose::Util::TypeConstraints::find_type_constraint($type_or_name);
+ my $other = Moose::Util::TypeConstraints::find_or_create_type_constraint($type_or_name) or return;
return unless $other->isa(__PACKAGE__);
-
+
return (
$self->type_parameter->equals( $other->type_parameter )
and
sub compile_type_constraint {
my $self = shift;
-
+
unless ( $self->has_type_parameter ) {
require Moose;
Moose->throw_error("You cannot create a Higher Order type without a type parameter");
}
my $type_parameter = $self->type_parameter;
-
+
unless ( blessed $type_parameter && $type_parameter->isa('Moose::Meta::TypeConstraint') ) {
require Moose;
Moose->throw_error("The type parameter must be a Moose meta type");
foreach my $type (Moose::Util::TypeConstraints::get_all_parameterizable_types()) {
if (my $constraint = $type->generate_constraint_for($self)) {
$self->_set_constraint($constraint);
- return $self->SUPER::compile_type_constraint;
+ return $self->SUPER::compile_type_constraint;
}
}
-
- # if we get here, then we couldn't
+
+ # if we get here, then we couldn't
# find a way to parameterize this type
require Moose;
- Moose->throw_error("The " . $self->name . " constraint cannot be used, because "
+ Moose->throw_error("The " . $self->name . " constraint cannot be used, because "
. $self->parent->name . " doesn't subtype or coerce from a parameterizable type.");
}
+sub can_be_inlined {
+ my $self = shift;
+
+ return
+ $self->has_parameterized_from
+ && $self->parameterized_from->has_inline_generator
+ && $self->type_parameter->can_be_inlined;
+}
+
+sub inline_environment {
+ my $self = shift;
+
+ return {
+ ($self->has_parameterized_from
+ ? (%{ $self->parameterized_from->inline_environment })
+ : ()),
+ ($self->has_type_parameter
+ ? (%{ $self->type_parameter->inline_environment })
+ : ()),
+ };
+}
+
+sub _inline_check {
+ my $self = shift;
+
+ return unless $self->can_be_inlined;
+
+ return $self->parameterized_from->generate_inline_for( $self->type_parameter, @_ );
+}
+
sub create_child_type {
my ($self, %opts) = @_;
return Moose::Meta::TypeConstraint::Parameterizable->new(%opts, parent=>$self);
1;
+# ABSTRACT: Type constraints with a bound parameter (ArrayRef[Int])
+
__END__
=pod
-=head1 NAME
-
-Moose::Meta::TypeConstraint::Parameterized - Type constraints with a bound parameter (ArrayRef[Int])
-
=head1 METHODS
This class is intentionally not documented because the API is
=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 2006-2009 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.
+See L<Moose/BUGS> for details on reporting bugs.
=cut