package Mouse::Util::TypeConstraints;
-use strict;
-use warnings;
-
-use Exporter;
+use Mouse::Util qw(does_role not_supported); # enables strict and warnings
use Carp qw(confess);
use Scalar::Util qw/blessed looks_like_number openhandle/;
-use Mouse::Util qw(does_role not_supported);
use Mouse::Meta::TypeConstraint;
+use Mouse::Exporter;
+
+Mouse::Exporter->setup_import_methods(
+ as_is => [qw(
+ as where message optimize_as
+ from via
+ type subtype coerce class_type role_type enum
+ find_type_constraint
+ )],
-our @ISA = qw(Exporter);
-our @EXPORT = qw(
- as where message from via type subtype coerce class_type role_type enum
- find_type_constraint
+ _export_to_main => 1,
);
my %TYPE;
-sub as ($) {
- return(as => $_[0]);
-}
-sub where (&) {
- return(where => $_[0])
-}
-sub message (&) {
- return(message => $_[0])
-}
+sub as ($) { (as => $_[0]) }
+sub where (&) { (where => $_[0]) }
+sub message (&) { (message => $_[0]) }
+sub optimize_as (&) { (optimize_as => $_[0]) }
sub from { @_ }
sub via (&) { $_[0] }
}
$args{name} = $name;
+ my $parent;
+ if($mode eq 'subtype'){
+ $parent = delete $args{as};
+ if(!$parent){
+ $parent = delete $args{name};
+ $name = '__ANON__';
+ }
+ }
my $package_defined_in = $args{package_defined_in} ||= caller(1);
. "$existing->{package_defined_in} and cannot be created again in $package_defined_in");
}
- $args{constraint} = delete($args{where}) if exists $args{where};
+ $args{constraint} = delete $args{where} if exists $args{where};
$args{optimized} = delete $args{optimized_as} if exists $args{optimized_as};
my $constraint;
if($mode eq 'subtype'){
- my $parent = delete($args{as})
- or confess('A subtype cannot consist solely of a name, it must have a parent');
-
$constraint = find_or_create_isa_type_constraint($parent)->create_child_type(%args);
}
else{
}
}
sub _find_or_create_union_type{
- my @types = map{ $_->{type_constraints} ? @{$_->{type_constraints}} : $_ } @_;
+ my @types = sort{ $a cmp $b } map{ $_->{type_constraints} ? @{$_->{type_constraints}} : $_ } @_;
- my $name = join '|', map{ $_->name } @types;
+ my $name = join '|', @types;
$TYPE{$name} ||= do{
return Mouse::Meta::TypeConstraint->new(
}
sub find_or_create_does_type_constraint{
- my $type = find_or_parse_type_constriant(@_) || role_type(@_);
-
- if($type->{type} && $type->{type} ne 'Role'){
- Carp::cluck("$type is not a role type");
- }
- return $type;
+ return find_or_parse_type_constraint(@_) || role_type(@_);
}
sub find_or_create_isa_type_constraint {