Commit | Line | Data |
7b42fc96 |
1 | #!/usr/bin/env perl |
d93bd54d |
2 | package MooseX::Role::Parameterized::Meta::Role::Parameterizable; |
7b42fc96 |
3 | use Moose; |
4 | extends 'Moose::Meta::Role'; |
5 | |
8f9a5c92 |
6 | use MooseX::Role::Parameterized::Meta::Role::Parameterized; |
7b42fc96 |
7 | use MooseX::Role::Parameterized::Parameters; |
8 | |
533553a0 |
9 | use constant parameterized_role_metaclass => 'MooseX::Role::Parameterized::Meta::Role::Parameterized'; |
10 | |
f563c3cd |
11 | has parameter_metaclass => ( |
39d3d5d0 |
12 | is => 'rw', |
f563c3cd |
13 | isa => 'Moose::Meta::Class', |
14 | lazy => 1, |
15 | default => sub { |
16 | Moose::Meta::Class->create_anon_class( |
17 | superclasses => ['MooseX::Role::Parameterized::Parameters'], |
18 | ); |
19 | }, |
20 | ); |
21 | |
5b82ffb1 |
22 | has role_generator => ( |
23 | is => 'rw', |
24 | isa => 'CodeRef', |
25 | predicate => 'has_role_generator', |
26 | ); |
27 | |
f563c3cd |
28 | sub add_parameter { |
29 | my $self = shift; |
30 | $self->parameter_metaclass->add_attribute(@_); |
31 | } |
7b42fc96 |
32 | |
f74750fb |
33 | sub construct_parameters { |
34 | my $self = shift; |
1adb2fea |
35 | $self->parameter_metaclass->new_object(@_); |
f74750fb |
36 | } |
37 | |
4534bdce |
38 | sub generate_role { |
39 | my $self = shift; |
40 | my %args = @_; |
41 | |
42 | confess "A role generator is required to generate roles" |
43 | unless $self->has_role_generator; |
44 | |
8f9a5c92 |
45 | my $parameters = $self->construct_parameters(%args); |
46 | |
533553a0 |
47 | my $role = $self->parameterized_role_metaclass->create_anon_role(parameters => $parameters); |
4534bdce |
48 | |
884a2a3b |
49 | local $MooseX::Role::Parameterized::CURRENT_METACLASS = $role; |
1e750b62 |
50 | $self->role_generator->($parameters, |
884a2a3b |
51 | operating_on => $role, |
1e750b62 |
52 | ); |
4534bdce |
53 | |
1e750b62 |
54 | return $role; |
4534bdce |
55 | } |
56 | |
d872e120 |
57 | sub apply { |
58 | my $self = shift; |
59 | my $class = shift; |
60 | my %args = @_; |
61 | |
62 | my $role = $self->generate_role(%args); |
63 | $role->apply($class, %args); |
64 | } |
65 | |
7b42fc96 |
66 | __PACKAGE__->meta->make_immutable; |
67 | no Moose; |
68 | |
69 | 1; |
70 | |