Re: Extending an attribute with a trait

Dan,

Roles don't inherit, so you want 'around' instead of 'override'  
sorry, my fault i used a term that is also a keyword :)

- Stevan

On Jul 16, 2008, at 11:16 AM, Dan Harbin wrote:

> Stevan,
>
> I changed the code as follows, and it still fails.  This trait
> doesn't/can't inherit from Moose::Meta::Attribute, so I think the
> override method is a no-op.  How do I fix this?
>
> Dan
>
> -----------------
>
> package Demo::Meta::Attribute::Trait::Foo;
> use Moose::Role;
>
> has foo => (
>     is => 'rw',
>     isa => 'Str',
>     required => 1,
> );
>
> override 'legal_options_for_inheritance' => sub {
>   my @options = super();
>   push @options, 'foo';
>   return @options;
> };
>
> package Moose::Meta::Attribute::Custom::Trait::Foo;
> sub register_implementation { 'Demo::Meta::Attribute::Trait::Foo' }