Test that "has" adds an attribute to the role

[gitmo/Mouse.git] / lib / Mouse / Meta / Role.pm

#!/usr/bin/env perl
package Mouse::Meta::Role;
use strict;
use warnings;

do {
    my %METACLASS_CACHE;

    # because Mouse doesn't introspect existing classes, we're forced to
    # only pay attention to other Mouse classes
    sub _metaclass_cache {
        my $class = shift;
        my $name  = shift;
        return $METACLASS_CACHE{$name};
    }

    sub initialize {
        my $class = shift;
        my $name  = shift;
        $METACLASS_CACHE{$name} = $class->new(name => $name)
            if !exists($METACLASS_CACHE{$name});
        return $METACLASS_CACHE{$name};
    }
};

sub new {
    my $class = shift;
    my %args  = @_;

    bless \%args, $class;
}

sub name { $_[0]->{name} }

1;