Commit | Line | Data |
e185c027 |
1 | |
2 | package Moose::Meta::Role; |
3 | |
4 | use strict; |
5 | use warnings; |
6 | use metaclass; |
7 | |
bdabd620 |
8 | use Carp 'confess'; |
21f1e231 |
9 | use Scalar::Util 'blessed'; |
bdabd620 |
10 | |
e606ae5f |
11 | our $VERSION = '0.57'; |
12 | $VERSION = eval $VERSION; |
d44714be |
13 | our $AUTHORITY = 'cpan:STEVAN'; |
e185c027 |
14 | |
8ee73eeb |
15 | use Moose::Meta::Class; |
39b3bc94 |
16 | use Moose::Meta::Role::Method; |
d67145ed |
17 | use Moose::Meta::Role::Method::Required; |
8ee73eeb |
18 | |
68efb014 |
19 | use base 'Class::MOP::Module'; |
80572233 |
20 | |
fb1e11d5 |
21 | ## ------------------------------------------------------------------ |
22 | ## NOTE: |
23 | ## I normally don't do this, but I am doing |
24 | ## a whole bunch of meta-programmin in this |
25 | ## module, so it just makes sense. For a clearer |
26 | ## picture of what is going on in the next |
27 | ## several lines of code, look at the really |
28 | ## big comment at the end of this file (right |
29 | ## before the POD). |
30 | ## - SL |
31 | ## ------------------------------------------------------------------ |
80572233 |
32 | |
21716c07 |
33 | my $META = __PACKAGE__->meta; |
34 | |
35 | ## ------------------------------------------------------------------ |
36 | ## attributes ... |
e185c027 |
37 | |
21716c07 |
38 | # NOTE: |
39 | # since roles are lazy, we hold all the attributes |
fb1e11d5 |
40 | # of the individual role in 'statis' until which |
41 | # time when it is applied to a class. This means |
42 | # keeping a lot of things in hash maps, so we are |
21716c07 |
43 | # using a little of that meta-programmin' magic |
fb1e11d5 |
44 | # here an saving lots of extra typin. And since |
45 | # many of these attributes above require similar |
46 | # functionality to support them, so we again use |
47 | # the wonders of meta-programmin' to deliver a |
21716c07 |
48 | # very compact solution to this normally verbose |
49 | # problem. |
50 | # - SL |
51 | |
52 | foreach my $action ( |
fb1e11d5 |
53 | { |
54 | name => 'excluded_roles_map', |
55 | attr_reader => 'get_excluded_roles_map' , |
21716c07 |
56 | methods => { |
fb1e11d5 |
57 | add => 'add_excluded_roles', |
58 | get_list => 'get_excluded_roles_list', |
59 | existence => 'excludes_role', |
21716c07 |
60 | } |
61 | }, |
fb1e11d5 |
62 | { |
63 | name => 'required_methods', |
21716c07 |
64 | attr_reader => 'get_required_methods_map', |
65 | methods => { |
fb1e11d5 |
66 | add => 'add_required_methods', |
21716c07 |
67 | remove => 'remove_required_methods', |
68 | get_list => 'get_required_method_list', |
69 | existence => 'requires_method', |
70 | } |
709c321c |
71 | }, |
21716c07 |
72 | { |
fb1e11d5 |
73 | name => 'attribute_map', |
21716c07 |
74 | attr_reader => 'get_attribute_map', |
75 | methods => { |
76 | get => 'get_attribute', |
77 | get_list => 'get_attribute_list', |
78 | existence => 'has_attribute', |
79 | remove => 'remove_attribute', |
80 | } |
81 | } |
82 | ) { |
fb1e11d5 |
83 | |
21716c07 |
84 | my $attr_reader = $action->{attr_reader}; |
85 | my $methods = $action->{methods}; |
fb1e11d5 |
86 | |
87 | # create the attribute |
88 | $META->add_attribute($action->{name} => ( |
89 | reader => $attr_reader, |
90 | default => sub { {} } |
91 | )); |
92 | |
93 | # create some helper methods |
21716c07 |
94 | $META->add_method($methods->{add} => sub { |
95 | my ($self, @values) = @_; |
fb1e11d5 |
96 | $self->$attr_reader->{$_} = undef foreach @values; |
21716c07 |
97 | }) if exists $methods->{add}; |
fb1e11d5 |
98 | |
21716c07 |
99 | $META->add_method($methods->{get_list} => sub { |
100 | my ($self) = @_; |
fb1e11d5 |
101 | keys %{$self->$attr_reader}; |
102 | }) if exists $methods->{get_list}; |
103 | |
21716c07 |
104 | $META->add_method($methods->{get} => sub { |
105 | my ($self, $name) = @_; |
fb1e11d5 |
106 | $self->$attr_reader->{$name} |
107 | }) if exists $methods->{get}; |
108 | |
21716c07 |
109 | $META->add_method($methods->{existence} => sub { |
110 | my ($self, $name) = @_; |
fb1e11d5 |
111 | exists $self->$attr_reader->{$name} ? 1 : 0; |
112 | }) if exists $methods->{existence}; |
113 | |
21716c07 |
114 | $META->add_method($methods->{remove} => sub { |
115 | my ($self, @values) = @_; |
116 | delete $self->$attr_reader->{$_} foreach @values; |
fb1e11d5 |
117 | }) if exists $methods->{remove}; |
21716c07 |
118 | } |
d79e62fd |
119 | |
21716c07 |
120 | ## some things don't always fit, so they go here ... |
80572233 |
121 | |
21716c07 |
122 | sub add_attribute { |
123 | my $self = shift; |
124 | my $name = shift; |
125 | my $attr_desc; |
126 | if (scalar @_ == 1 && ref($_[0]) eq 'HASH') { |
127 | $attr_desc = $_[0]; |
128 | } |
129 | else { |
130 | $attr_desc = { @_ }; |
131 | } |
132 | $self->get_attribute_map->{$name} = $attr_desc; |
133 | } |
e185c027 |
134 | |
bca01282 |
135 | # DEPRECATED |
136 | # sub _clean_up_required_methods { |
137 | # my $self = shift; |
138 | # foreach my $method ($self->get_required_method_list) { |
139 | # $self->remove_required_methods($method) |
140 | # if $self->has_method($method); |
141 | # } |
142 | # } |
1331430a |
143 | |
21716c07 |
144 | ## ------------------------------------------------------------------ |
145 | ## method modifiers |
146 | |
21716c07 |
147 | # NOTE: |
fb1e11d5 |
148 | # the before/around/after method modifiers are |
21716c07 |
149 | # stored by name, but there can be many methods |
150 | # then associated with that name. So again we have |
151 | # lots of similar functionality, so we can do some |
152 | # meta-programmin' and save some time. |
153 | # - SL |
154 | |
155 | foreach my $modifier_type (qw[ before around after ]) { |
fb1e11d5 |
156 | |
157 | my $attr_reader = "get_${modifier_type}_method_modifiers_map"; |
21716c07 |
158 | |
fb1e11d5 |
159 | # create the attribute ... |
160 | $META->add_attribute("${modifier_type}_method_modifiers" => ( |
161 | reader => $attr_reader, |
162 | default => sub { {} } |
163 | )); |
164 | |
165 | # and some helper methods ... |
21716c07 |
166 | $META->add_method("get_${modifier_type}_method_modifiers" => sub { |
167 | my ($self, $method_name) = @_; |
fb1e11d5 |
168 | #return () unless exists $self->$attr_reader->{$method_name}; |
21716c07 |
169 | @{$self->$attr_reader->{$method_name}}; |
170 | }); |
fb1e11d5 |
171 | |
21716c07 |
172 | $META->add_method("has_${modifier_type}_method_modifiers" => sub { |
173 | my ($self, $method_name) = @_; |
174 | # NOTE: |
fb1e11d5 |
175 | # for now we assume that if it exists,.. |
21716c07 |
176 | # it has at least one modifier in it |
177 | (exists $self->$attr_reader->{$method_name}) ? 1 : 0; |
fb1e11d5 |
178 | }); |
179 | |
21716c07 |
180 | $META->add_method("add_${modifier_type}_method_modifier" => sub { |
181 | my ($self, $method_name, $method) = @_; |
fb1e11d5 |
182 | |
183 | $self->$attr_reader->{$method_name} = [] |
21716c07 |
184 | unless exists $self->$attr_reader->{$method_name}; |
fb1e11d5 |
185 | |
21716c07 |
186 | my $modifiers = $self->$attr_reader->{$method_name}; |
fb1e11d5 |
187 | |
21716c07 |
188 | # NOTE: |
fb1e11d5 |
189 | # check to see that we aren't adding the |
190 | # same code twice. We err in favor of the |
21716c07 |
191 | # first on here, this may not be as expected |
192 | foreach my $modifier (@{$modifiers}) { |
193 | return if $modifier == $method; |
194 | } |
fb1e11d5 |
195 | |
21716c07 |
196 | push @{$modifiers} => $method; |
197 | }); |
fb1e11d5 |
198 | |
21716c07 |
199 | } |
1331430a |
200 | |
21716c07 |
201 | ## ------------------------------------------------------------------ |
202 | ## override method mofidiers |
0558683c |
203 | |
fb1e11d5 |
204 | $META->add_attribute('override_method_modifiers' => ( |
205 | reader => 'get_override_method_modifiers_map', |
206 | default => sub { {} } |
207 | )); |
208 | |
21716c07 |
209 | # NOTE: |
fb1e11d5 |
210 | # these are a little different because there |
21716c07 |
211 | # can only be one per name, whereas the other |
212 | # method modifiers can have multiples. |
213 | # - SL |
0558683c |
214 | |
21716c07 |
215 | sub add_override_method_modifier { |
216 | my ($self, $method_name, $method) = @_; |
217 | (!$self->has_method($method_name)) |
fb1e11d5 |
218 | || confess "Cannot add an override of method '$method_name' " . |
21716c07 |
219 | "because there is a local version of '$method_name'"; |
fb1e11d5 |
220 | $self->get_override_method_modifiers_map->{$method_name} = $method; |
21716c07 |
221 | } |
0558683c |
222 | |
21716c07 |
223 | sub has_override_method_modifier { |
224 | my ($self, $method_name) = @_; |
225 | # NOTE: |
fb1e11d5 |
226 | # for now we assume that if it exists,.. |
21716c07 |
227 | # it has at least one modifier in it |
fb1e11d5 |
228 | (exists $self->get_override_method_modifiers_map->{$method_name}) ? 1 : 0; |
21716c07 |
229 | } |
0558683c |
230 | |
21716c07 |
231 | sub get_override_method_modifier { |
232 | my ($self, $method_name) = @_; |
fb1e11d5 |
233 | $self->get_override_method_modifiers_map->{$method_name}; |
21716c07 |
234 | } |
0558683c |
235 | |
21716c07 |
236 | ## general list accessor ... |
80572233 |
237 | |
21716c07 |
238 | sub get_method_modifier_list { |
239 | my ($self, $modifier_type) = @_; |
fb1e11d5 |
240 | my $accessor = "get_${modifier_type}_method_modifiers_map"; |
21716c07 |
241 | keys %{$self->$accessor}; |
242 | } |
e185c027 |
243 | |
e606ae5f |
244 | sub reset_package_cache_flag { (shift)->{'_package_cache_flag'} = undef } |
245 | sub update_package_cache_flag { |
246 | my $self = shift; |
247 | $self->{'_package_cache_flag'} = Class::MOP::check_package_cache_flag($self->name); |
248 | } |
249 | |
250 | |
251 | |
21716c07 |
252 | ## ------------------------------------------------------------------ |
80572233 |
253 | ## subroles |
254 | |
21716c07 |
255 | __PACKAGE__->meta->add_attribute('roles' => ( |
256 | reader => 'get_roles', |
257 | default => sub { [] } |
258 | )); |
259 | |
80572233 |
260 | sub add_role { |
261 | my ($self, $role) = @_; |
262 | (blessed($role) && $role->isa('Moose::Meta::Role')) |
263 | || confess "Roles must be instances of Moose::Meta::Role"; |
264 | push @{$self->get_roles} => $role; |
e606ae5f |
265 | $self->reset_package_cache_flag; |
80572233 |
266 | } |
267 | |
b8aeb4dc |
268 | sub calculate_all_roles { |
269 | my $self = shift; |
270 | my %seen; |
fb1e11d5 |
271 | grep { |
272 | !$seen{$_->name}++ |
273 | } ($self, map { |
274 | $_->calculate_all_roles |
275 | } @{ $self->get_roles }); |
b8aeb4dc |
276 | } |
277 | |
80572233 |
278 | sub does_role { |
279 | my ($self, $role_name) = @_; |
280 | (defined $role_name) |
281 | || confess "You must supply a role name to look for"; |
bdabd620 |
282 | # if we are it,.. then return true |
283 | return 1 if $role_name eq $self->name; |
284 | # otherwise.. check our children |
80572233 |
285 | foreach my $role (@{$self->get_roles}) { |
bdabd620 |
286 | return 1 if $role->does_role($role_name); |
80572233 |
287 | } |
288 | return 0; |
289 | } |
290 | |
21716c07 |
291 | ## ------------------------------------------------------------------ |
fb1e11d5 |
292 | ## methods |
1331430a |
293 | |
21716c07 |
294 | sub method_metaclass { 'Moose::Meta::Role::Method' } |
80572233 |
295 | |
fb1e11d5 |
296 | sub get_method_map { |
093b12c2 |
297 | my $self = shift; |
e606ae5f |
298 | |
299 | my $current = Class::MOP::check_package_cache_flag($self->name); |
300 | |
301 | if (defined $self->{'_package_cache_flag'} && $self->{'_package_cache_flag'} == $current) { |
302 | return $self->{'methods'} ||= {}; |
303 | } |
304 | |
305 | $self->{_package_cache_flag} = $current; |
306 | |
307 | my $map = $self->{'methods'} ||= {}; |
fb1e11d5 |
308 | |
309 | my $role_name = $self->name; |
310 | my $method_metaclass = $self->method_metaclass; |
311 | |
0addec44 |
312 | my %all_code = $self->get_all_package_symbols('CODE'); |
fb1e11d5 |
313 | |
0addec44 |
314 | foreach my $symbol (keys %all_code) { |
315 | my $code = $all_code{$symbol}; |
fb1e11d5 |
316 | |
e606ae5f |
317 | next if exists $map->{$symbol} && |
318 | defined $map->{$symbol} && |
319 | $map->{$symbol}->body == $code; |
320 | |
fb1e11d5 |
321 | my ($pkg, $name) = Class::MOP::get_code_info($code); |
322 | |
323 | if ($pkg->can('meta') |
324 | # NOTE: |
325 | # we don't know what ->meta we are calling |
326 | # here, so we need to be careful cause it |
327 | # just might blow up at us, or just complain |
328 | # loudly (in the case of Curses.pm) so we |
329 | # just be a little overly cautious here. |
330 | # - SL |
e606ae5f |
331 | && eval { no warnings; blessed($pkg->meta) } # FIXME calls meta |
fb1e11d5 |
332 | && $pkg->meta->isa('Moose::Meta::Role')) { |
333 | my $role = $pkg->meta->name; |
334 | next unless $self->does_role($role); |
335 | } |
336 | else { |
2887c827 |
337 | # NOTE: |
338 | # in 5.10 constant.pm the constants show up |
339 | # as being in the right package, but in pre-5.10 |
340 | # they show up as constant::__ANON__ so we |
341 | # make an exception here to be sure that things |
342 | # work as expected in both. |
343 | # - SL |
344 | unless ($pkg eq 'constant' && $name eq '__ANON__') { |
345 | next if ($pkg || '') ne $role_name || |
346 | (($name || '') ne '__ANON__' && ($pkg || '') ne $role_name); |
347 | } |
fb1e11d5 |
348 | } |
c4538447 |
349 | |
1b2aea39 |
350 | $map->{$symbol} = $method_metaclass->wrap( |
351 | $code, |
352 | package_name => $role_name, |
353 | name => $name |
354 | ); |
fb1e11d5 |
355 | } |
356 | |
357 | return $map; |
093b12c2 |
358 | } |
359 | |
fb1e11d5 |
360 | sub get_method { |
361 | my ($self, $name) = @_; |
c4538447 |
362 | $self->get_method_map->{$name}; |
fb1e11d5 |
363 | } |
40e89659 |
364 | |
fb1e11d5 |
365 | sub has_method { |
366 | my ($self, $name) = @_; |
367 | exists $self->get_method_map->{$name} ? 1 : 0 |
e185c027 |
368 | } |
369 | |
e606ae5f |
370 | # FIXME this is copypasated from Class::MOP::Class |
371 | # refactor to inherit from some common base |
372 | sub wrap_method_body { |
373 | my ( $self, %args ) = @_; |
374 | |
375 | my $body = delete $args{body}; # delete is for compat |
376 | |
377 | ('CODE' eq ref($body)) |
378 | || confess "Your code block must be a CODE reference"; |
379 | |
380 | $self->method_metaclass->wrap( $body => ( |
381 | package_name => $self->name, |
382 | %args, |
383 | )); |
384 | } |
385 | |
386 | sub add_method { |
387 | my ($self, $method_name, $method) = @_; |
388 | (defined $method_name && $method_name) |
389 | || confess "You must define a method name"; |
390 | |
391 | my $body; |
392 | if (blessed($method)) { |
393 | $body = $method->body; |
394 | if ($method->package_name ne $self->name && |
395 | $method->name ne $method_name) { |
396 | warn "Hello there, got something for you." |
397 | . " Method says " . $method->package_name . " " . $method->name |
398 | . " Class says " . $self->name . " " . $method_name; |
399 | $method = $method->clone( |
400 | package_name => $self->name, |
401 | name => $method_name |
402 | ) if $method->can('clone'); |
403 | } |
404 | } |
405 | else { |
406 | $body = $method; |
407 | $method = $self->wrap_method_body( body => $body, name => $method_name ); |
408 | } |
409 | |
410 | $method->attach_to_class($self); |
411 | |
412 | $self->get_method_map->{$method_name} = $method; |
413 | |
414 | my $full_method_name = ($self->name . '::' . $method_name); |
415 | $self->add_package_symbol( |
416 | { sigil => '&', type => 'CODE', name => $method_name }, |
417 | Class::MOP::subname($full_method_name => $body) |
418 | ); |
419 | |
420 | $self->update_package_cache_flag; # still valid, since we just added the method to the map, and if it was invalid before that then get_method_map updated it |
421 | } |
422 | |
1db8ecc7 |
423 | sub find_method_by_name { (shift)->get_method(@_) } |
093b12c2 |
424 | |
fb1e11d5 |
425 | sub get_method_list { |
426 | my $self = shift; |
427 | grep { !/^meta$/ } keys %{$self->get_method_map}; |
428 | } |
429 | |
430 | sub alias_method { |
431 | my ($self, $method_name, $method) = @_; |
432 | (defined $method_name && $method_name) |
433 | || confess "You must define a method name"; |
434 | |
435 | my $body = (blessed($method) ? $method->body : $method); |
21f1e231 |
436 | ('CODE' eq ref($body)) |
fb1e11d5 |
437 | || confess "Your code block must be a CODE reference"; |
438 | |
8371f6e1 |
439 | $self->add_package_symbol( |
440 | { sigil => '&', type => 'CODE', name => $method_name }, |
441 | $body |
442 | ); |
fb1e11d5 |
443 | } |
444 | |
21716c07 |
445 | ## ------------------------------------------------------------------ |
fb1e11d5 |
446 | ## role construction |
21716c07 |
447 | ## ------------------------------------------------------------------ |
e185c027 |
448 | |
21716c07 |
449 | sub apply { |
bca01282 |
450 | my ($self, $other, @args) = @_; |
451 | |
452 | (blessed($other)) |
453 | || confess "You must pass in an blessed instance"; |
454 | |
1c9db35c |
455 | if ($other->isa('Moose::Meta::Role')) { |
456 | require Moose::Meta::Role::Application::ToRole; |
709c321c |
457 | return Moose::Meta::Role::Application::ToRole->new(@args)->apply($self, $other); |
1c9db35c |
458 | } |
459 | elsif ($other->isa('Moose::Meta::Class')) { |
460 | require Moose::Meta::Role::Application::ToClass; |
709c321c |
461 | return Moose::Meta::Role::Application::ToClass->new(@args)->apply($self, $other); |
1c9db35c |
462 | } |
463 | else { |
464 | require Moose::Meta::Role::Application::ToInstance; |
709c321c |
465 | return Moose::Meta::Role::Application::ToInstance->new(@args)->apply($self, $other); |
1c9db35c |
466 | } |
0558683c |
467 | } |
468 | |
21716c07 |
469 | sub combine { |
a4e516f6 |
470 | my ($class, @role_specs) = @_; |
21716c07 |
471 | |
fb1e11d5 |
472 | require Moose::Meta::Role::Application::RoleSummation; |
a4e516f6 |
473 | require Moose::Meta::Role::Composite; |
474 | |
28412c0b |
475 | my (@roles, %role_params); |
476 | while (@role_specs) { |
477 | my ($role, $params) = @{ splice @role_specs, 0, 1 }; |
478 | push @roles => $role->meta; |
479 | next unless defined $params; |
480 | $role_params{$role} = $params; |
481 | } |
21716c07 |
482 | |
fb1e11d5 |
483 | my $c = Moose::Meta::Role::Composite->new(roles => \@roles); |
a4e516f6 |
484 | Moose::Meta::Role::Application::RoleSummation->new( |
28412c0b |
485 | role_params => \%role_params |
a4e516f6 |
486 | )->apply($c); |
28412c0b |
487 | |
fb1e11d5 |
488 | return $c; |
0558683c |
489 | } |
490 | |
fb1e11d5 |
491 | ##################################################################### |
492 | ## NOTE: |
493 | ## This is Moose::Meta::Role as defined by Moose (plus the use of |
494 | ## MooseX::AttributeHelpers module). It is here as a reference to |
495 | ## make it easier to see what is happening above with all the meta |
496 | ## programming. - SL |
497 | ##################################################################### |
498 | # |
499 | # has 'roles' => ( |
500 | # metaclass => 'Collection::Array', |
501 | # reader => 'get_roles', |
502 | # isa => 'ArrayRef[Moose::Meta::Roles]', |
503 | # default => sub { [] }, |
504 | # provides => { |
505 | # 'push' => 'add_role', |
506 | # } |
507 | # ); |
508 | # |
509 | # has 'excluded_roles_map' => ( |
510 | # metaclass => 'Collection::Hash', |
511 | # reader => 'get_excluded_roles_map', |
512 | # isa => 'HashRef[Str]', |
513 | # provides => { |
514 | # # Not exactly set, cause it sets multiple |
515 | # 'set' => 'add_excluded_roles', |
516 | # 'keys' => 'get_excluded_roles_list', |
517 | # 'exists' => 'excludes_role', |
518 | # } |
519 | # ); |
520 | # |
521 | # has 'attribute_map' => ( |
522 | # metaclass => 'Collection::Hash', |
523 | # reader => 'get_attribute_map', |
524 | # isa => 'HashRef[Str]', |
525 | # provides => { |
526 | # # 'set' => 'add_attribute' # has some special crap in it |
527 | # 'get' => 'get_attribute', |
528 | # 'keys' => 'get_attribute_list', |
529 | # 'exists' => 'has_attribute', |
530 | # # Not exactly delete, cause it sets multiple |
531 | # 'delete' => 'remove_attribute', |
532 | # } |
533 | # ); |
534 | # |
535 | # has 'required_methods' => ( |
536 | # metaclass => 'Collection::Hash', |
537 | # reader => 'get_required_methods_map', |
538 | # isa => 'HashRef[Str]', |
539 | # provides => { |
540 | # # not exactly set, or delete since it works for multiple |
541 | # 'set' => 'add_required_methods', |
542 | # 'delete' => 'remove_required_methods', |
543 | # 'keys' => 'get_required_method_list', |
544 | # 'exists' => 'requires_method', |
545 | # } |
546 | # ); |
547 | # |
548 | # # the before, around and after modifiers are |
549 | # # HASH keyed by method-name, with ARRAY of |
550 | # # CODE refs to apply in that order |
551 | # |
552 | # has 'before_method_modifiers' => ( |
553 | # metaclass => 'Collection::Hash', |
554 | # reader => 'get_before_method_modifiers_map', |
555 | # isa => 'HashRef[ArrayRef[CodeRef]]', |
556 | # provides => { |
557 | # 'keys' => 'get_before_method_modifiers', |
558 | # 'exists' => 'has_before_method_modifiers', |
559 | # # This actually makes sure there is an |
560 | # # ARRAY at the given key, and pushed onto |
561 | # # it. It also checks for duplicates as well |
562 | # # 'add' => 'add_before_method_modifier' |
563 | # } |
564 | # ); |
565 | # |
566 | # has 'after_method_modifiers' => ( |
567 | # metaclass => 'Collection::Hash', |
568 | # reader =>'get_after_method_modifiers_map', |
569 | # isa => 'HashRef[ArrayRef[CodeRef]]', |
570 | # provides => { |
571 | # 'keys' => 'get_after_method_modifiers', |
572 | # 'exists' => 'has_after_method_modifiers', |
573 | # # This actually makes sure there is an |
574 | # # ARRAY at the given key, and pushed onto |
575 | # # it. It also checks for duplicates as well |
576 | # # 'add' => 'add_after_method_modifier' |
577 | # } |
578 | # ); |
579 | # |
580 | # has 'around_method_modifiers' => ( |
581 | # metaclass => 'Collection::Hash', |
582 | # reader =>'get_around_method_modifiers_map', |
583 | # isa => 'HashRef[ArrayRef[CodeRef]]', |
584 | # provides => { |
585 | # 'keys' => 'get_around_method_modifiers', |
586 | # 'exists' => 'has_around_method_modifiers', |
587 | # # This actually makes sure there is an |
588 | # # ARRAY at the given key, and pushed onto |
589 | # # it. It also checks for duplicates as well |
590 | # # 'add' => 'add_around_method_modifier' |
591 | # } |
592 | # ); |
593 | # |
594 | # # override is similar to the other modifiers |
595 | # # except that it is not an ARRAY of code refs |
596 | # # but instead just a single name->code mapping |
597 | # |
598 | # has 'override_method_modifiers' => ( |
599 | # metaclass => 'Collection::Hash', |
600 | # reader =>'get_override_method_modifiers_map', |
601 | # isa => 'HashRef[CodeRef]', |
602 | # provides => { |
603 | # 'keys' => 'get_override_method_modifier', |
604 | # 'exists' => 'has_override_method_modifier', |
605 | # 'add' => 'add_override_method_modifier', # checks for local method .. |
606 | # } |
607 | # ); |
608 | # |
609 | ##################################################################### |
610 | |
611 | |
e185c027 |
612 | 1; |
613 | |
614 | __END__ |
615 | |
616 | =pod |
617 | |
618 | =head1 NAME |
619 | |
620 | Moose::Meta::Role - The Moose Role metaclass |
621 | |
622 | =head1 DESCRIPTION |
623 | |
fb1e11d5 |
624 | Please see L<Moose::Role> for more information about roles. |
d44714be |
625 | For the most part, this has no user-serviceable parts inside |
fb1e11d5 |
626 | this module. It's API is still subject to some change (although |
02a0fb52 |
627 | probably not that much really). |
79592a54 |
628 | |
e185c027 |
629 | =head1 METHODS |
630 | |
631 | =over 4 |
632 | |
633 | =item B<meta> |
634 | |
635 | =item B<new> |
636 | |
78cd1d3b |
637 | =item B<apply> |
638 | |
e606ae5f |
639 | =item B<apply_to_metaclass_instance> |
640 | |
db1ab48d |
641 | =item B<combine> |
642 | |
e185c027 |
643 | =back |
644 | |
645 | =over 4 |
646 | |
647 | =item B<name> |
648 | |
649 | =item B<version> |
650 | |
651 | =item B<role_meta> |
652 | |
653 | =back |
654 | |
655 | =over 4 |
656 | |
80572233 |
657 | =item B<get_roles> |
658 | |
659 | =item B<add_role> |
660 | |
661 | =item B<does_role> |
662 | |
663 | =back |
664 | |
665 | =over 4 |
666 | |
d79e62fd |
667 | =item B<add_excluded_roles> |
668 | |
669 | =item B<excludes_role> |
670 | |
671 | =item B<get_excluded_roles_list> |
672 | |
673 | =item B<get_excluded_roles_map> |
674 | |
2b14ac61 |
675 | =item B<calculate_all_roles> |
676 | |
d79e62fd |
677 | =back |
678 | |
679 | =over 4 |
680 | |
68efb014 |
681 | =item B<method_metaclass> |
682 | |
be4427d0 |
683 | =item B<find_method_by_name> |
684 | |
e185c027 |
685 | =item B<get_method> |
686 | |
687 | =item B<has_method> |
688 | |
e606ae5f |
689 | =item B<add_method> |
690 | |
691 | =item B<wrap_method_body> |
692 | |
bdabd620 |
693 | =item B<alias_method> |
694 | |
e185c027 |
695 | =item B<get_method_list> |
696 | |
093b12c2 |
697 | =item B<get_method_map> |
698 | |
638853cb |
699 | =item B<update_package_cache_flag> |
700 | |
53dd42d8 |
701 | =item B<reset_package_cache_flag> |
702 | |
e185c027 |
703 | =back |
704 | |
705 | =over 4 |
706 | |
707 | =item B<add_attribute> |
708 | |
709 | =item B<has_attribute> |
710 | |
711 | =item B<get_attribute> |
712 | |
713 | =item B<get_attribute_list> |
714 | |
715 | =item B<get_attribute_map> |
716 | |
717 | =item B<remove_attribute> |
718 | |
719 | =back |
720 | |
721 | =over 4 |
722 | |
1331430a |
723 | =item B<add_required_methods> |
724 | |
38f1204c |
725 | =item B<remove_required_methods> |
726 | |
1331430a |
727 | =item B<get_required_method_list> |
728 | |
729 | =item B<get_required_methods_map> |
730 | |
731 | =item B<requires_method> |
732 | |
733 | =back |
734 | |
0558683c |
735 | =over 4 |
736 | |
737 | =item B<add_after_method_modifier> |
738 | |
739 | =item B<add_around_method_modifier> |
740 | |
741 | =item B<add_before_method_modifier> |
742 | |
743 | =item B<add_override_method_modifier> |
744 | |
745 | =over 4 |
746 | |
747 | =back |
748 | |
749 | =item B<has_after_method_modifiers> |
750 | |
751 | =item B<has_around_method_modifiers> |
752 | |
753 | =item B<has_before_method_modifiers> |
754 | |
755 | =item B<has_override_method_modifier> |
756 | |
757 | =over 4 |
758 | |
759 | =back |
760 | |
761 | =item B<get_after_method_modifiers> |
762 | |
763 | =item B<get_around_method_modifiers> |
764 | |
765 | =item B<get_before_method_modifiers> |
766 | |
767 | =item B<get_method_modifier_list> |
768 | |
769 | =over 4 |
770 | |
771 | =back |
772 | |
773 | =item B<get_override_method_modifier> |
774 | |
775 | =item B<get_after_method_modifiers_map> |
776 | |
777 | =item B<get_around_method_modifiers_map> |
778 | |
779 | =item B<get_before_method_modifiers_map> |
780 | |
781 | =item B<get_override_method_modifiers_map> |
782 | |
783 | =back |
784 | |
e185c027 |
785 | =head1 BUGS |
786 | |
fb1e11d5 |
787 | All complex software has bugs lurking in it, and this module is no |
e185c027 |
788 | exception. If you find a bug please either email me, or add the bug |
789 | to cpan-RT. |
790 | |
791 | =head1 AUTHOR |
792 | |
793 | Stevan Little E<lt>stevan@iinteractive.comE<gt> |
794 | |
795 | =head1 COPYRIGHT AND LICENSE |
796 | |
778db3ac |
797 | Copyright 2006-2008 by Infinity Interactive, Inc. |
e185c027 |
798 | |
799 | L<http://www.iinteractive.com> |
800 | |
801 | This library is free software; you can redistribute it and/or modify |
fb1e11d5 |
802 | it under the same terms as Perl itself. |
e185c027 |
803 | |
b8aeb4dc |
804 | =cut |