Commit | Line | Data |
e185c027 |
1 | |
2 | package Moose::Meta::Role; |
3 | |
4 | use strict; |
5 | use warnings; |
6 | use metaclass; |
7 | |
21f1e231 |
8 | use Scalar::Util 'blessed'; |
bdabd620 |
9 | |
e606ae5f |
10 | our $VERSION = '0.57'; |
11 | $VERSION = eval $VERSION; |
d44714be |
12 | our $AUTHORITY = 'cpan:STEVAN'; |
e185c027 |
13 | |
8ee73eeb |
14 | use Moose::Meta::Class; |
39b3bc94 |
15 | use Moose::Meta::Role::Method; |
d67145ed |
16 | use Moose::Meta::Role::Method::Required; |
8ee73eeb |
17 | |
68efb014 |
18 | use base 'Class::MOP::Module'; |
80572233 |
19 | |
fb1e11d5 |
20 | ## ------------------------------------------------------------------ |
21 | ## NOTE: |
22 | ## I normally don't do this, but I am doing |
23 | ## a whole bunch of meta-programmin in this |
24 | ## module, so it just makes sense. For a clearer |
25 | ## picture of what is going on in the next |
26 | ## several lines of code, look at the really |
27 | ## big comment at the end of this file (right |
28 | ## before the POD). |
29 | ## - SL |
30 | ## ------------------------------------------------------------------ |
80572233 |
31 | |
21716c07 |
32 | my $META = __PACKAGE__->meta; |
33 | |
34 | ## ------------------------------------------------------------------ |
35 | ## attributes ... |
e185c027 |
36 | |
21716c07 |
37 | # NOTE: |
38 | # since roles are lazy, we hold all the attributes |
fb1e11d5 |
39 | # of the individual role in 'statis' until which |
40 | # time when it is applied to a class. This means |
41 | # keeping a lot of things in hash maps, so we are |
21716c07 |
42 | # using a little of that meta-programmin' magic |
fb1e11d5 |
43 | # here an saving lots of extra typin. And since |
44 | # many of these attributes above require similar |
45 | # functionality to support them, so we again use |
46 | # the wonders of meta-programmin' to deliver a |
21716c07 |
47 | # very compact solution to this normally verbose |
48 | # problem. |
49 | # - SL |
50 | |
51 | foreach my $action ( |
fb1e11d5 |
52 | { |
53 | name => 'excluded_roles_map', |
54 | attr_reader => 'get_excluded_roles_map' , |
21716c07 |
55 | methods => { |
fb1e11d5 |
56 | add => 'add_excluded_roles', |
57 | get_list => 'get_excluded_roles_list', |
58 | existence => 'excludes_role', |
21716c07 |
59 | } |
60 | }, |
fb1e11d5 |
61 | { |
62 | name => 'required_methods', |
21716c07 |
63 | attr_reader => 'get_required_methods_map', |
64 | methods => { |
fb1e11d5 |
65 | add => 'add_required_methods', |
21716c07 |
66 | remove => 'remove_required_methods', |
67 | get_list => 'get_required_method_list', |
68 | existence => 'requires_method', |
69 | } |
709c321c |
70 | }, |
21716c07 |
71 | { |
fb1e11d5 |
72 | name => 'attribute_map', |
21716c07 |
73 | attr_reader => 'get_attribute_map', |
74 | methods => { |
75 | get => 'get_attribute', |
76 | get_list => 'get_attribute_list', |
77 | existence => 'has_attribute', |
78 | remove => 'remove_attribute', |
79 | } |
80 | } |
81 | ) { |
fb1e11d5 |
82 | |
21716c07 |
83 | my $attr_reader = $action->{attr_reader}; |
84 | my $methods = $action->{methods}; |
fb1e11d5 |
85 | |
86 | # create the attribute |
87 | $META->add_attribute($action->{name} => ( |
88 | reader => $attr_reader, |
89 | default => sub { {} } |
90 | )); |
91 | |
92 | # create some helper methods |
21716c07 |
93 | $META->add_method($methods->{add} => sub { |
94 | my ($self, @values) = @_; |
fb1e11d5 |
95 | $self->$attr_reader->{$_} = undef foreach @values; |
21716c07 |
96 | }) if exists $methods->{add}; |
fb1e11d5 |
97 | |
21716c07 |
98 | $META->add_method($methods->{get_list} => sub { |
99 | my ($self) = @_; |
fb1e11d5 |
100 | keys %{$self->$attr_reader}; |
101 | }) if exists $methods->{get_list}; |
102 | |
21716c07 |
103 | $META->add_method($methods->{get} => sub { |
104 | my ($self, $name) = @_; |
fb1e11d5 |
105 | $self->$attr_reader->{$name} |
106 | }) if exists $methods->{get}; |
107 | |
21716c07 |
108 | $META->add_method($methods->{existence} => sub { |
109 | my ($self, $name) = @_; |
fb1e11d5 |
110 | exists $self->$attr_reader->{$name} ? 1 : 0; |
111 | }) if exists $methods->{existence}; |
112 | |
21716c07 |
113 | $META->add_method($methods->{remove} => sub { |
114 | my ($self, @values) = @_; |
115 | delete $self->$attr_reader->{$_} foreach @values; |
fb1e11d5 |
116 | }) if exists $methods->{remove}; |
21716c07 |
117 | } |
d79e62fd |
118 | |
21716c07 |
119 | ## some things don't always fit, so they go here ... |
80572233 |
120 | |
21716c07 |
121 | sub add_attribute { |
122 | my $self = shift; |
123 | my $name = shift; |
f9b5f5f8 |
124 | (defined $name && $name) |
125 | || Moose->throw_error("You must provide a name for the attribute"); |
21716c07 |
126 | my $attr_desc; |
127 | if (scalar @_ == 1 && ref($_[0]) eq 'HASH') { |
128 | $attr_desc = $_[0]; |
129 | } |
130 | else { |
131 | $attr_desc = { @_ }; |
132 | } |
133 | $self->get_attribute_map->{$name} = $attr_desc; |
134 | } |
e185c027 |
135 | |
bca01282 |
136 | # DEPRECATED |
137 | # sub _clean_up_required_methods { |
138 | # my $self = shift; |
139 | # foreach my $method ($self->get_required_method_list) { |
140 | # $self->remove_required_methods($method) |
141 | # if $self->has_method($method); |
142 | # } |
143 | # } |
1331430a |
144 | |
21716c07 |
145 | ## ------------------------------------------------------------------ |
146 | ## method modifiers |
147 | |
21716c07 |
148 | # NOTE: |
fb1e11d5 |
149 | # the before/around/after method modifiers are |
21716c07 |
150 | # stored by name, but there can be many methods |
151 | # then associated with that name. So again we have |
152 | # lots of similar functionality, so we can do some |
153 | # meta-programmin' and save some time. |
154 | # - SL |
155 | |
156 | foreach my $modifier_type (qw[ before around after ]) { |
fb1e11d5 |
157 | |
158 | my $attr_reader = "get_${modifier_type}_method_modifiers_map"; |
21716c07 |
159 | |
fb1e11d5 |
160 | # create the attribute ... |
161 | $META->add_attribute("${modifier_type}_method_modifiers" => ( |
162 | reader => $attr_reader, |
163 | default => sub { {} } |
164 | )); |
165 | |
166 | # and some helper methods ... |
21716c07 |
167 | $META->add_method("get_${modifier_type}_method_modifiers" => sub { |
168 | my ($self, $method_name) = @_; |
fb1e11d5 |
169 | #return () unless exists $self->$attr_reader->{$method_name}; |
21716c07 |
170 | @{$self->$attr_reader->{$method_name}}; |
171 | }); |
fb1e11d5 |
172 | |
21716c07 |
173 | $META->add_method("has_${modifier_type}_method_modifiers" => sub { |
174 | my ($self, $method_name) = @_; |
175 | # NOTE: |
fb1e11d5 |
176 | # for now we assume that if it exists,.. |
21716c07 |
177 | # it has at least one modifier in it |
178 | (exists $self->$attr_reader->{$method_name}) ? 1 : 0; |
fb1e11d5 |
179 | }); |
180 | |
21716c07 |
181 | $META->add_method("add_${modifier_type}_method_modifier" => sub { |
182 | my ($self, $method_name, $method) = @_; |
fb1e11d5 |
183 | |
184 | $self->$attr_reader->{$method_name} = [] |
21716c07 |
185 | unless exists $self->$attr_reader->{$method_name}; |
fb1e11d5 |
186 | |
21716c07 |
187 | my $modifiers = $self->$attr_reader->{$method_name}; |
fb1e11d5 |
188 | |
21716c07 |
189 | # NOTE: |
fb1e11d5 |
190 | # check to see that we aren't adding the |
191 | # same code twice. We err in favor of the |
21716c07 |
192 | # first on here, this may not be as expected |
193 | foreach my $modifier (@{$modifiers}) { |
194 | return if $modifier == $method; |
195 | } |
fb1e11d5 |
196 | |
21716c07 |
197 | push @{$modifiers} => $method; |
198 | }); |
fb1e11d5 |
199 | |
21716c07 |
200 | } |
1331430a |
201 | |
21716c07 |
202 | ## ------------------------------------------------------------------ |
203 | ## override method mofidiers |
0558683c |
204 | |
fb1e11d5 |
205 | $META->add_attribute('override_method_modifiers' => ( |
206 | reader => 'get_override_method_modifiers_map', |
207 | default => sub { {} } |
208 | )); |
209 | |
21716c07 |
210 | # NOTE: |
fb1e11d5 |
211 | # these are a little different because there |
21716c07 |
212 | # can only be one per name, whereas the other |
213 | # method modifiers can have multiples. |
214 | # - SL |
0558683c |
215 | |
21716c07 |
216 | sub add_override_method_modifier { |
217 | my ($self, $method_name, $method) = @_; |
218 | (!$self->has_method($method_name)) |
c245d69b |
219 | || Moose->throw_error("Cannot add an override of method '$method_name' " . |
4c0b3599 |
220 | "because there is a local version of '$method_name'"); |
fb1e11d5 |
221 | $self->get_override_method_modifiers_map->{$method_name} = $method; |
21716c07 |
222 | } |
0558683c |
223 | |
21716c07 |
224 | sub has_override_method_modifier { |
225 | my ($self, $method_name) = @_; |
226 | # NOTE: |
fb1e11d5 |
227 | # for now we assume that if it exists,.. |
21716c07 |
228 | # it has at least one modifier in it |
fb1e11d5 |
229 | (exists $self->get_override_method_modifiers_map->{$method_name}) ? 1 : 0; |
21716c07 |
230 | } |
0558683c |
231 | |
21716c07 |
232 | sub get_override_method_modifier { |
233 | my ($self, $method_name) = @_; |
fb1e11d5 |
234 | $self->get_override_method_modifiers_map->{$method_name}; |
21716c07 |
235 | } |
0558683c |
236 | |
21716c07 |
237 | ## general list accessor ... |
80572233 |
238 | |
21716c07 |
239 | sub get_method_modifier_list { |
240 | my ($self, $modifier_type) = @_; |
fb1e11d5 |
241 | my $accessor = "get_${modifier_type}_method_modifiers_map"; |
21716c07 |
242 | keys %{$self->$accessor}; |
243 | } |
e185c027 |
244 | |
e606ae5f |
245 | sub reset_package_cache_flag { (shift)->{'_package_cache_flag'} = undef } |
246 | sub update_package_cache_flag { |
247 | my $self = shift; |
248 | $self->{'_package_cache_flag'} = Class::MOP::check_package_cache_flag($self->name); |
249 | } |
250 | |
251 | |
252 | |
21716c07 |
253 | ## ------------------------------------------------------------------ |
80572233 |
254 | ## subroles |
255 | |
21716c07 |
256 | __PACKAGE__->meta->add_attribute('roles' => ( |
257 | reader => 'get_roles', |
258 | default => sub { [] } |
259 | )); |
260 | |
80572233 |
261 | sub add_role { |
262 | my ($self, $role) = @_; |
263 | (blessed($role) && $role->isa('Moose::Meta::Role')) |
c245d69b |
264 | || Moose->throw_error("Roles must be instances of Moose::Meta::Role"); |
80572233 |
265 | push @{$self->get_roles} => $role; |
e606ae5f |
266 | $self->reset_package_cache_flag; |
80572233 |
267 | } |
268 | |
b8aeb4dc |
269 | sub calculate_all_roles { |
270 | my $self = shift; |
271 | my %seen; |
fb1e11d5 |
272 | grep { |
273 | !$seen{$_->name}++ |
274 | } ($self, map { |
275 | $_->calculate_all_roles |
276 | } @{ $self->get_roles }); |
b8aeb4dc |
277 | } |
278 | |
80572233 |
279 | sub does_role { |
280 | my ($self, $role_name) = @_; |
281 | (defined $role_name) |
c245d69b |
282 | || Moose->throw_error("You must supply a role name to look for"); |
bdabd620 |
283 | # if we are it,.. then return true |
284 | return 1 if $role_name eq $self->name; |
285 | # otherwise.. check our children |
80572233 |
286 | foreach my $role (@{$self->get_roles}) { |
bdabd620 |
287 | return 1 if $role->does_role($role_name); |
80572233 |
288 | } |
289 | return 0; |
290 | } |
291 | |
21716c07 |
292 | ## ------------------------------------------------------------------ |
fb1e11d5 |
293 | ## methods |
1331430a |
294 | |
21716c07 |
295 | sub method_metaclass { 'Moose::Meta::Role::Method' } |
80572233 |
296 | |
fb1e11d5 |
297 | sub get_method_map { |
093b12c2 |
298 | my $self = shift; |
e606ae5f |
299 | |
300 | my $current = Class::MOP::check_package_cache_flag($self->name); |
301 | |
302 | if (defined $self->{'_package_cache_flag'} && $self->{'_package_cache_flag'} == $current) { |
303 | return $self->{'methods'} ||= {}; |
304 | } |
305 | |
306 | $self->{_package_cache_flag} = $current; |
307 | |
308 | my $map = $self->{'methods'} ||= {}; |
fb1e11d5 |
309 | |
310 | my $role_name = $self->name; |
311 | my $method_metaclass = $self->method_metaclass; |
312 | |
0addec44 |
313 | my %all_code = $self->get_all_package_symbols('CODE'); |
fb1e11d5 |
314 | |
0addec44 |
315 | foreach my $symbol (keys %all_code) { |
316 | my $code = $all_code{$symbol}; |
fb1e11d5 |
317 | |
e606ae5f |
318 | next if exists $map->{$symbol} && |
319 | defined $map->{$symbol} && |
320 | $map->{$symbol}->body == $code; |
321 | |
fb1e11d5 |
322 | my ($pkg, $name) = Class::MOP::get_code_info($code); |
323 | |
324 | if ($pkg->can('meta') |
325 | # NOTE: |
326 | # we don't know what ->meta we are calling |
327 | # here, so we need to be careful cause it |
328 | # just might blow up at us, or just complain |
329 | # loudly (in the case of Curses.pm) so we |
330 | # just be a little overly cautious here. |
331 | # - SL |
e606ae5f |
332 | && eval { no warnings; blessed($pkg->meta) } # FIXME calls meta |
fb1e11d5 |
333 | && $pkg->meta->isa('Moose::Meta::Role')) { |
334 | my $role = $pkg->meta->name; |
335 | next unless $self->does_role($role); |
336 | } |
337 | else { |
2887c827 |
338 | # NOTE: |
339 | # in 5.10 constant.pm the constants show up |
340 | # as being in the right package, but in pre-5.10 |
341 | # they show up as constant::__ANON__ so we |
342 | # make an exception here to be sure that things |
343 | # work as expected in both. |
344 | # - SL |
345 | unless ($pkg eq 'constant' && $name eq '__ANON__') { |
346 | next if ($pkg || '') ne $role_name || |
347 | (($name || '') ne '__ANON__' && ($pkg || '') ne $role_name); |
348 | } |
fb1e11d5 |
349 | } |
c4538447 |
350 | |
1b2aea39 |
351 | $map->{$symbol} = $method_metaclass->wrap( |
352 | $code, |
353 | package_name => $role_name, |
354 | name => $name |
355 | ); |
fb1e11d5 |
356 | } |
357 | |
358 | return $map; |
093b12c2 |
359 | } |
360 | |
fb1e11d5 |
361 | sub get_method { |
362 | my ($self, $name) = @_; |
c4538447 |
363 | $self->get_method_map->{$name}; |
fb1e11d5 |
364 | } |
40e89659 |
365 | |
fb1e11d5 |
366 | sub has_method { |
367 | my ($self, $name) = @_; |
368 | exists $self->get_method_map->{$name} ? 1 : 0 |
e185c027 |
369 | } |
370 | |
e606ae5f |
371 | # FIXME this is copypasated from Class::MOP::Class |
372 | # refactor to inherit from some common base |
373 | sub wrap_method_body { |
374 | my ( $self, %args ) = @_; |
375 | |
87e63626 |
376 | ('CODE' eq ref $args{body}) |
c245d69b |
377 | || Moose->throw_error("Your code block must be a CODE reference"); |
e606ae5f |
378 | |
87e63626 |
379 | $self->method_metaclass->wrap( |
e606ae5f |
380 | package_name => $self->name, |
381 | %args, |
87e63626 |
382 | ); |
e606ae5f |
383 | } |
384 | |
385 | sub add_method { |
386 | my ($self, $method_name, $method) = @_; |
387 | (defined $method_name && $method_name) |
c245d69b |
388 | || Moose->throw_error("You must define a method name"); |
e606ae5f |
389 | |
390 | my $body; |
391 | if (blessed($method)) { |
392 | $body = $method->body; |
87e63626 |
393 | if ($method->package_name ne $self->name) { |
e606ae5f |
394 | $method = $method->clone( |
395 | package_name => $self->name, |
87e63626 |
396 | name => $method_name |
e606ae5f |
397 | ) if $method->can('clone'); |
398 | } |
399 | } |
400 | else { |
401 | $body = $method; |
402 | $method = $self->wrap_method_body( body => $body, name => $method_name ); |
403 | } |
404 | |
405 | $method->attach_to_class($self); |
406 | |
407 | $self->get_method_map->{$method_name} = $method; |
408 | |
409 | my $full_method_name = ($self->name . '::' . $method_name); |
410 | $self->add_package_symbol( |
411 | { sigil => '&', type => 'CODE', name => $method_name }, |
412 | Class::MOP::subname($full_method_name => $body) |
413 | ); |
414 | |
415 | $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 |
416 | } |
417 | |
1db8ecc7 |
418 | sub find_method_by_name { (shift)->get_method(@_) } |
093b12c2 |
419 | |
fb1e11d5 |
420 | sub get_method_list { |
421 | my $self = shift; |
422 | grep { !/^meta$/ } keys %{$self->get_method_map}; |
423 | } |
424 | |
425 | sub alias_method { |
87e63626 |
426 | my $self = shift; |
fb1e11d5 |
427 | |
87e63626 |
428 | $self->add_method(@_); |
fb1e11d5 |
429 | } |
430 | |
21716c07 |
431 | ## ------------------------------------------------------------------ |
fb1e11d5 |
432 | ## role construction |
21716c07 |
433 | ## ------------------------------------------------------------------ |
e185c027 |
434 | |
21716c07 |
435 | sub apply { |
bca01282 |
436 | my ($self, $other, @args) = @_; |
437 | |
438 | (blessed($other)) |
c245d69b |
439 | || Moose->throw_error("You must pass in an blessed instance"); |
bca01282 |
440 | |
1c9db35c |
441 | if ($other->isa('Moose::Meta::Role')) { |
442 | require Moose::Meta::Role::Application::ToRole; |
709c321c |
443 | return Moose::Meta::Role::Application::ToRole->new(@args)->apply($self, $other); |
1c9db35c |
444 | } |
445 | elsif ($other->isa('Moose::Meta::Class')) { |
446 | require Moose::Meta::Role::Application::ToClass; |
709c321c |
447 | return Moose::Meta::Role::Application::ToClass->new(@args)->apply($self, $other); |
1c9db35c |
448 | } |
449 | else { |
450 | require Moose::Meta::Role::Application::ToInstance; |
709c321c |
451 | return Moose::Meta::Role::Application::ToInstance->new(@args)->apply($self, $other); |
1c9db35c |
452 | } |
0558683c |
453 | } |
454 | |
21716c07 |
455 | sub combine { |
a4e516f6 |
456 | my ($class, @role_specs) = @_; |
21716c07 |
457 | |
fb1e11d5 |
458 | require Moose::Meta::Role::Application::RoleSummation; |
a4e516f6 |
459 | require Moose::Meta::Role::Composite; |
460 | |
28412c0b |
461 | my (@roles, %role_params); |
462 | while (@role_specs) { |
463 | my ($role, $params) = @{ splice @role_specs, 0, 1 }; |
464 | push @roles => $role->meta; |
465 | next unless defined $params; |
466 | $role_params{$role} = $params; |
467 | } |
21716c07 |
468 | |
fb1e11d5 |
469 | my $c = Moose::Meta::Role::Composite->new(roles => \@roles); |
a4e516f6 |
470 | Moose::Meta::Role::Application::RoleSummation->new( |
28412c0b |
471 | role_params => \%role_params |
a4e516f6 |
472 | )->apply($c); |
28412c0b |
473 | |
fb1e11d5 |
474 | return $c; |
0558683c |
475 | } |
476 | |
fb1e11d5 |
477 | ##################################################################### |
478 | ## NOTE: |
479 | ## This is Moose::Meta::Role as defined by Moose (plus the use of |
480 | ## MooseX::AttributeHelpers module). It is here as a reference to |
481 | ## make it easier to see what is happening above with all the meta |
482 | ## programming. - SL |
483 | ##################################################################### |
484 | # |
485 | # has 'roles' => ( |
486 | # metaclass => 'Collection::Array', |
487 | # reader => 'get_roles', |
488 | # isa => 'ArrayRef[Moose::Meta::Roles]', |
489 | # default => sub { [] }, |
490 | # provides => { |
491 | # 'push' => 'add_role', |
492 | # } |
493 | # ); |
494 | # |
495 | # has 'excluded_roles_map' => ( |
496 | # metaclass => 'Collection::Hash', |
497 | # reader => 'get_excluded_roles_map', |
498 | # isa => 'HashRef[Str]', |
499 | # provides => { |
500 | # # Not exactly set, cause it sets multiple |
501 | # 'set' => 'add_excluded_roles', |
502 | # 'keys' => 'get_excluded_roles_list', |
503 | # 'exists' => 'excludes_role', |
504 | # } |
505 | # ); |
506 | # |
507 | # has 'attribute_map' => ( |
508 | # metaclass => 'Collection::Hash', |
509 | # reader => 'get_attribute_map', |
510 | # isa => 'HashRef[Str]', |
511 | # provides => { |
512 | # # 'set' => 'add_attribute' # has some special crap in it |
513 | # 'get' => 'get_attribute', |
514 | # 'keys' => 'get_attribute_list', |
515 | # 'exists' => 'has_attribute', |
516 | # # Not exactly delete, cause it sets multiple |
517 | # 'delete' => 'remove_attribute', |
518 | # } |
519 | # ); |
520 | # |
521 | # has 'required_methods' => ( |
522 | # metaclass => 'Collection::Hash', |
523 | # reader => 'get_required_methods_map', |
524 | # isa => 'HashRef[Str]', |
525 | # provides => { |
526 | # # not exactly set, or delete since it works for multiple |
527 | # 'set' => 'add_required_methods', |
528 | # 'delete' => 'remove_required_methods', |
529 | # 'keys' => 'get_required_method_list', |
530 | # 'exists' => 'requires_method', |
531 | # } |
532 | # ); |
533 | # |
534 | # # the before, around and after modifiers are |
535 | # # HASH keyed by method-name, with ARRAY of |
536 | # # CODE refs to apply in that order |
537 | # |
538 | # has 'before_method_modifiers' => ( |
539 | # metaclass => 'Collection::Hash', |
540 | # reader => 'get_before_method_modifiers_map', |
541 | # isa => 'HashRef[ArrayRef[CodeRef]]', |
542 | # provides => { |
543 | # 'keys' => 'get_before_method_modifiers', |
544 | # 'exists' => 'has_before_method_modifiers', |
545 | # # This actually makes sure there is an |
546 | # # ARRAY at the given key, and pushed onto |
547 | # # it. It also checks for duplicates as well |
548 | # # 'add' => 'add_before_method_modifier' |
549 | # } |
550 | # ); |
551 | # |
552 | # has 'after_method_modifiers' => ( |
553 | # metaclass => 'Collection::Hash', |
554 | # reader =>'get_after_method_modifiers_map', |
555 | # isa => 'HashRef[ArrayRef[CodeRef]]', |
556 | # provides => { |
557 | # 'keys' => 'get_after_method_modifiers', |
558 | # 'exists' => 'has_after_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_after_method_modifier' |
563 | # } |
564 | # ); |
565 | # |
566 | # has 'around_method_modifiers' => ( |
567 | # metaclass => 'Collection::Hash', |
568 | # reader =>'get_around_method_modifiers_map', |
569 | # isa => 'HashRef[ArrayRef[CodeRef]]', |
570 | # provides => { |
571 | # 'keys' => 'get_around_method_modifiers', |
572 | # 'exists' => 'has_around_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_around_method_modifier' |
577 | # } |
578 | # ); |
579 | # |
580 | # # override is similar to the other modifiers |
581 | # # except that it is not an ARRAY of code refs |
582 | # # but instead just a single name->code mapping |
583 | # |
584 | # has 'override_method_modifiers' => ( |
585 | # metaclass => 'Collection::Hash', |
586 | # reader =>'get_override_method_modifiers_map', |
587 | # isa => 'HashRef[CodeRef]', |
588 | # provides => { |
589 | # 'keys' => 'get_override_method_modifier', |
590 | # 'exists' => 'has_override_method_modifier', |
591 | # 'add' => 'add_override_method_modifier', # checks for local method .. |
592 | # } |
593 | # ); |
594 | # |
595 | ##################################################################### |
596 | |
597 | |
e185c027 |
598 | 1; |
599 | |
600 | __END__ |
601 | |
602 | =pod |
603 | |
604 | =head1 NAME |
605 | |
606 | Moose::Meta::Role - The Moose Role metaclass |
607 | |
608 | =head1 DESCRIPTION |
609 | |
fb1e11d5 |
610 | Please see L<Moose::Role> for more information about roles. |
d44714be |
611 | For the most part, this has no user-serviceable parts inside |
fb1e11d5 |
612 | this module. It's API is still subject to some change (although |
02a0fb52 |
613 | probably not that much really). |
79592a54 |
614 | |
e185c027 |
615 | =head1 METHODS |
616 | |
617 | =over 4 |
618 | |
619 | =item B<meta> |
620 | |
621 | =item B<new> |
622 | |
78cd1d3b |
623 | =item B<apply> |
624 | |
e606ae5f |
625 | =item B<apply_to_metaclass_instance> |
626 | |
db1ab48d |
627 | =item B<combine> |
628 | |
e185c027 |
629 | =back |
630 | |
631 | =over 4 |
632 | |
633 | =item B<name> |
634 | |
635 | =item B<version> |
636 | |
637 | =item B<role_meta> |
638 | |
639 | =back |
640 | |
641 | =over 4 |
642 | |
80572233 |
643 | =item B<get_roles> |
644 | |
645 | =item B<add_role> |
646 | |
647 | =item B<does_role> |
648 | |
649 | =back |
650 | |
651 | =over 4 |
652 | |
d79e62fd |
653 | =item B<add_excluded_roles> |
654 | |
655 | =item B<excludes_role> |
656 | |
657 | =item B<get_excluded_roles_list> |
658 | |
659 | =item B<get_excluded_roles_map> |
660 | |
2b14ac61 |
661 | =item B<calculate_all_roles> |
662 | |
d79e62fd |
663 | =back |
664 | |
665 | =over 4 |
666 | |
68efb014 |
667 | =item B<method_metaclass> |
668 | |
be4427d0 |
669 | =item B<find_method_by_name> |
670 | |
e185c027 |
671 | =item B<get_method> |
672 | |
673 | =item B<has_method> |
674 | |
e606ae5f |
675 | =item B<add_method> |
676 | |
677 | =item B<wrap_method_body> |
678 | |
bdabd620 |
679 | =item B<alias_method> |
680 | |
e185c027 |
681 | =item B<get_method_list> |
682 | |
093b12c2 |
683 | =item B<get_method_map> |
684 | |
638853cb |
685 | =item B<update_package_cache_flag> |
686 | |
53dd42d8 |
687 | =item B<reset_package_cache_flag> |
688 | |
e185c027 |
689 | =back |
690 | |
691 | =over 4 |
692 | |
693 | =item B<add_attribute> |
694 | |
695 | =item B<has_attribute> |
696 | |
697 | =item B<get_attribute> |
698 | |
699 | =item B<get_attribute_list> |
700 | |
701 | =item B<get_attribute_map> |
702 | |
703 | =item B<remove_attribute> |
704 | |
705 | =back |
706 | |
707 | =over 4 |
708 | |
1331430a |
709 | =item B<add_required_methods> |
710 | |
38f1204c |
711 | =item B<remove_required_methods> |
712 | |
1331430a |
713 | =item B<get_required_method_list> |
714 | |
715 | =item B<get_required_methods_map> |
716 | |
717 | =item B<requires_method> |
718 | |
719 | =back |
720 | |
0558683c |
721 | =over 4 |
722 | |
723 | =item B<add_after_method_modifier> |
724 | |
725 | =item B<add_around_method_modifier> |
726 | |
727 | =item B<add_before_method_modifier> |
728 | |
729 | =item B<add_override_method_modifier> |
730 | |
731 | =over 4 |
732 | |
733 | =back |
734 | |
735 | =item B<has_after_method_modifiers> |
736 | |
737 | =item B<has_around_method_modifiers> |
738 | |
739 | =item B<has_before_method_modifiers> |
740 | |
741 | =item B<has_override_method_modifier> |
742 | |
743 | =over 4 |
744 | |
745 | =back |
746 | |
747 | =item B<get_after_method_modifiers> |
748 | |
749 | =item B<get_around_method_modifiers> |
750 | |
751 | =item B<get_before_method_modifiers> |
752 | |
753 | =item B<get_method_modifier_list> |
754 | |
755 | =over 4 |
756 | |
757 | =back |
758 | |
759 | =item B<get_override_method_modifier> |
760 | |
761 | =item B<get_after_method_modifiers_map> |
762 | |
763 | =item B<get_around_method_modifiers_map> |
764 | |
765 | =item B<get_before_method_modifiers_map> |
766 | |
767 | =item B<get_override_method_modifiers_map> |
768 | |
769 | =back |
770 | |
e185c027 |
771 | =head1 BUGS |
772 | |
fb1e11d5 |
773 | All complex software has bugs lurking in it, and this module is no |
e185c027 |
774 | exception. If you find a bug please either email me, or add the bug |
775 | to cpan-RT. |
776 | |
777 | =head1 AUTHOR |
778 | |
779 | Stevan Little E<lt>stevan@iinteractive.comE<gt> |
780 | |
781 | =head1 COPYRIGHT AND LICENSE |
782 | |
778db3ac |
783 | Copyright 2006-2008 by Infinity Interactive, Inc. |
e185c027 |
784 | |
785 | L<http://www.iinteractive.com> |
786 | |
787 | This library is free software; you can redistribute it and/or modify |
fb1e11d5 |
788 | it under the same terms as Perl itself. |
e185c027 |
789 | |
b8aeb4dc |
790 | =cut |