| File | /usr/local/lib/perl/5.10.0/Moose/Meta/Role/Application/ToClass.pm |
| Statements Executed | 24 |
| Total Time | 0.0014302 seconds |
| Calls | P | F | Exclusive Time |
Inclusive Time |
Subroutine |
|---|---|---|---|---|---|
| 0 | 0 | 0 | 0s | 0s | Moose::Meta::Role::Application::ToClass::BEGIN |
| 0 | 0 | 0 | 0s | 0s | Moose::Meta::Role::Application::ToClass::apply |
| 0 | 0 | 0 | 0s | 0s | Moose::Meta::Role::Application::ToClass::apply_attributes |
| 0 | 0 | 0 | 0s | 0s | Moose::Meta::Role::Application::ToClass::apply_method_modifiers |
| 0 | 0 | 0 | 0s | 0s | Moose::Meta::Role::Application::ToClass::apply_methods |
| 0 | 0 | 0 | 0s | 0s | Moose::Meta::Role::Application::ToClass::apply_override_method_modifiers |
| 0 | 0 | 0 | 0s | 0s | Moose::Meta::Role::Application::ToClass::check_required_attributes |
| 0 | 0 | 0 | 0s | 0s | Moose::Meta::Role::Application::ToClass::check_required_methods |
| 0 | 0 | 0 | 0s | 0s | Moose::Meta::Role::Application::ToClass::check_role_exclusions |
| Line | Stmts. | Exclusive Time | Avg. | Code |
|---|---|---|---|---|
| 1 | package Moose::Meta::Role::Application::ToClass; | |||
| 2 | ||||
| 3 | 3 | 27µs | 9µs | use strict; # spent 8µs making 1 call to strict::import |
| 4 | 3 | 28µs | 9µs | use warnings; # spent 23µs making 1 call to warnings::import |
| 5 | 3 | 45µs | 15µs | use metaclass; # spent 827µs making 1 call to metaclass::import |
| 6 | ||||
| 7 | 3 | 56µs | 19µs | use Moose::Util 'english_list'; # spent 309µs making 1 call to Sub::Exporter::__ANON__[/usr/local/share/perl/5.10.0/Sub/Exporter.pm:756] |
| 8 | 3 | 71µs | 24µs | use Scalar::Util 'weaken', 'blessed'; # spent 44µs making 1 call to Exporter::import |
| 9 | ||||
| 10 | 1 | 900ns | 900ns | our $VERSION = '1.15'; |
| 11 | 1 | 25µs | 25µs | $VERSION = eval $VERSION; |
| 12 | 1 | 700ns | 700ns | our $AUTHORITY = 'cpan:STEVAN'; |
| 13 | ||||
| 14 | 3 | 1.12ms | 375µs | use base 'Moose::Meta::Role::Application'; # spent 64µs making 1 call to base::import |
| 15 | ||||
| 16 | 1 | 21µs | 21µs | __PACKAGE__->meta->add_attribute('role' => ( # spent 600µs making 1 call to Class::MOP::Mixin::HasAttributes::add_attribute
# spent 32µs making 1 call to Moose::Meta::Role::Application::ToClass::meta |
| 17 | reader => 'role', | |||
| 18 | )); | |||
| 19 | ||||
| 20 | 1 | 16µs | 16µs | __PACKAGE__->meta->add_attribute('class' => ( # spent 541µs making 1 call to Class::MOP::Mixin::HasAttributes::add_attribute
# spent 22µs making 1 call to Moose::Meta::Role::Application::ToClass::meta |
| 21 | reader => 'class', | |||
| 22 | )); | |||
| 23 | ||||
| 24 | sub apply { | |||
| 25 | my ($self, $role, $class) = @_; | |||
| 26 | ||||
| 27 | # We need weak_ref in CMOP :( | |||
| 28 | weaken($self->{role} = $role); | |||
| 29 | weaken($self->{class} = $class); | |||
| 30 | ||||
| 31 | $self->SUPER::apply($role, $class); | |||
| 32 | ||||
| 33 | $class->add_role($role); | |||
| 34 | $class->add_role_application($self); | |||
| 35 | } | |||
| 36 | ||||
| 37 | sub check_role_exclusions { | |||
| 38 | my ($self, $role, $class) = @_; | |||
| 39 | if ($class->excludes_role($role->name)) { | |||
| 40 | $class->throw_error("Conflict detected: " . $class->name . " excludes role '" . $role->name . "'"); | |||
| 41 | } | |||
| 42 | foreach my $excluded_role_name ($role->get_excluded_roles_list) { | |||
| 43 | if ($class->does_role($excluded_role_name)) { | |||
| 44 | $class->throw_error("The class " . $class->name . " does the excluded role '$excluded_role_name'"); | |||
| 45 | } | |||
| 46 | } | |||
| 47 | } | |||
| 48 | ||||
| 49 | sub check_required_methods { | |||
| 50 | my ($self, $role, $class) = @_; | |||
| 51 | ||||
| 52 | my @missing; | |||
| 53 | my @is_attr; | |||
| 54 | ||||
| 55 | # NOTE: | |||
| 56 | # we might need to move this down below the | |||
| 57 | # the attributes so that we can require any | |||
| 58 | # attribute accessors. However I am thinking | |||
| 59 | # that maybe those are somehow exempt from | |||
| 60 | # the require methods stuff. | |||
| 61 | foreach my $required_method ($role->get_required_method_list) { | |||
| 62 | my $required_method_name = $required_method->name; | |||
| 63 | ||||
| 64 | if (!$class->find_method_by_name($required_method_name)) { | |||
| 65 | ||||
| 66 | next if $self->is_aliased_method($required_method_name); | |||
| 67 | ||||
| 68 | push @missing, $required_method; | |||
| 69 | } | |||
| 70 | } | |||
| 71 | ||||
| 72 | return unless @missing; | |||
| 73 | ||||
| 74 | my $error = ''; | |||
| 75 | ||||
| 76 | @missing = sort { $a->name cmp $b->name } @missing; | |||
| 77 | my @conflicts = grep { $_->isa('Moose::Meta::Role::Method::Conflicting') } @missing; | |||
| 78 | ||||
| 79 | if (@conflicts) { | |||
| 80 | my $conflict = $conflicts[0]; | |||
| 81 | my $roles = $conflict->roles_as_english_list; | |||
| 82 | ||||
| 83 | my @same_role_conflicts = grep { $_->roles_as_english_list eq $roles } @conflicts; | |||
| 84 | ||||
| 85 | if (@same_role_conflicts == 1) { | |||
| 86 | $error | |||
| 87 | .= "Due to a method name conflict in roles " | |||
| 88 | . $roles | |||
| 89 | . ", the method '" | |||
| 90 | . $conflict->name | |||
| 91 | . "' must be implemented or excluded by '" | |||
| 92 | . $class->name | |||
| 93 | . q{'}; | |||
| 94 | } | |||
| 95 | else { | |||
| 96 | my $methods | |||
| 97 | = Moose::Util::english_list( map { q{'} . $_->name . q{'} } @same_role_conflicts ); | |||
| 98 | ||||
| 99 | $error | |||
| 100 | .= "Due to method name conflicts in roles " | |||
| 101 | . $roles | |||
| 102 | . ", the methods " | |||
| 103 | . $methods | |||
| 104 | . " must be implemented or excluded by '" | |||
| 105 | . $class->name | |||
| 106 | . q{'}; | |||
| 107 | } | |||
| 108 | } | |||
| 109 | elsif (@missing) { | |||
| 110 | my $noun = @missing == 1 ? 'method' : 'methods'; | |||
| 111 | ||||
| 112 | my $list | |||
| 113 | = Moose::Util::english_list( map { q{'} . $_ . q{'} } @missing ); | |||
| 114 | ||||
| 115 | $error | |||
| 116 | .= q{'} | |||
| 117 | . $role->name | |||
| 118 | . "' requires the $noun $list " | |||
| 119 | . "to be implemented by '" | |||
| 120 | . $class->name . q{'}; | |||
| 121 | } | |||
| 122 | ||||
| 123 | $class->throw_error($error); | |||
| 124 | } | |||
| 125 | ||||
| 126 | sub check_required_attributes { | |||
| 127 | ||||
| 128 | } | |||
| 129 | ||||
| 130 | sub apply_attributes { | |||
| 131 | my ($self, $role, $class) = @_; | |||
| 132 | my $attr_metaclass = $class->attribute_metaclass; | |||
| 133 | ||||
| 134 | foreach my $attribute_name ($role->get_attribute_list) { | |||
| 135 | # it if it has one already | |||
| 136 | if ($class->has_attribute($attribute_name) && | |||
| 137 | # make sure we haven't seen this one already too | |||
| 138 | $class->get_attribute($attribute_name) != $role->get_attribute($attribute_name)) { | |||
| 139 | next; | |||
| 140 | } | |||
| 141 | else { | |||
| 142 | $class->add_attribute( | |||
| 143 | $role->get_attribute($attribute_name)->attribute_for_class($attr_metaclass) | |||
| 144 | ); | |||
| 145 | } | |||
| 146 | } | |||
| 147 | } | |||
| 148 | ||||
| 149 | sub apply_methods { | |||
| 150 | my ( $self, $role, $class ) = @_; | |||
| 151 | ||||
| 152 | foreach my $method ( $role->_get_local_methods ) { | |||
| 153 | my $method_name = $method->name; | |||
| 154 | ||||
| 155 | next if $method->isa('Class::MOP::Method::Meta'); | |||
| 156 | ||||
| 157 | unless ( $self->is_method_excluded($method_name) ) { | |||
| 158 | ||||
| 159 | my $class_method = $class->get_method($method_name); | |||
| 160 | ||||
| 161 | next if $class_method && $class_method->body != $method->body; | |||
| 162 | ||||
| 163 | $class->add_method( | |||
| 164 | $method_name, | |||
| 165 | $method, | |||
| 166 | ); | |||
| 167 | } | |||
| 168 | ||||
| 169 | next unless $self->is_method_aliased($method_name); | |||
| 170 | ||||
| 171 | my $aliased_method_name = $self->get_method_aliases->{$method_name}; | |||
| 172 | ||||
| 173 | my $class_method = $class->get_method($aliased_method_name); | |||
| 174 | ||||
| 175 | if ( $class_method && $class_method->body != $method->body ) { | |||
| 176 | $class->throw_error( | |||
| 177 | "Cannot create a method alias if a local method of the same name exists" | |||
| 178 | ); | |||
| 179 | } | |||
| 180 | ||||
| 181 | $class->add_method( | |||
| 182 | $aliased_method_name, | |||
| 183 | $method, | |||
| 184 | ); | |||
| 185 | } | |||
| 186 | ||||
| 187 | # we must reset the cache here since | |||
| 188 | # we are just aliasing methods, otherwise | |||
| 189 | # the modifiers go wonky. | |||
| 190 | $class->reset_package_cache_flag; | |||
| 191 | } | |||
| 192 | ||||
| 193 | sub apply_override_method_modifiers { | |||
| 194 | my ($self, $role, $class) = @_; | |||
| 195 | foreach my $method_name ($role->get_method_modifier_list('override')) { | |||
| 196 | # it if it has one already then ... | |||
| 197 | if ($class->has_method($method_name)) { | |||
| 198 | next; | |||
| 199 | } | |||
| 200 | else { | |||
| 201 | # if this is not a role, then we need to | |||
| 202 | # find the original package of the method | |||
| 203 | # so that we can tell the class were to | |||
| 204 | # find the right super() method | |||
| 205 | my $method = $role->get_override_method_modifier($method_name); | |||
| 206 | my ($package) = Class::MOP::get_code_info($method); | |||
| 207 | # if it is a class, we just add it | |||
| 208 | $class->add_override_method_modifier($method_name, $method, $package); | |||
| 209 | } | |||
| 210 | } | |||
| 211 | } | |||
| 212 | ||||
| 213 | sub apply_method_modifiers { | |||
| 214 | my ($self, $modifier_type, $role, $class) = @_; | |||
| 215 | my $add = "add_${modifier_type}_method_modifier"; | |||
| 216 | my $get = "get_${modifier_type}_method_modifiers"; | |||
| 217 | foreach my $method_name ($role->get_method_modifier_list($modifier_type)) { | |||
| 218 | $class->$add( | |||
| 219 | $method_name, | |||
| 220 | $_ | |||
| 221 | ) foreach $role->$get($method_name); | |||
| 222 | } | |||
| 223 | } | |||
| 224 | ||||
| 225 | 1 | 15µs | 15µs | 1; |
| 226 | ||||
| 227 | __END__ | |||
| 228 | ||||
| 229 | =pod | |||
| 230 | ||||
| 231 | =head1 NAME | |||
| 232 | ||||
| 233 | Moose::Meta::Role::Application::ToClass - Compose a role into a class | |||
| 234 | ||||
| 235 | =head1 DESCRIPTION | |||
| 236 | ||||
| 237 | =head2 METHODS | |||
| 238 | ||||
| 239 | =over 4 | |||
| 240 | ||||
| 241 | =item B<new> | |||
| 242 | ||||
| 243 | =item B<meta> | |||
| 244 | ||||
| 245 | =item B<apply> | |||
| 246 | ||||
| 247 | =item B<check_role_exclusions> | |||
| 248 | ||||
| 249 | =item B<check_required_methods> | |||
| 250 | ||||
| 251 | =item B<check_required_attributes> | |||
| 252 | ||||
| 253 | =item B<apply_attributes> | |||
| 254 | ||||
| 255 | =item B<apply_methods> | |||
| 256 | ||||
| 257 | =item B<apply_method_modifiers> | |||
| 258 | ||||
| 259 | =item B<apply_override_method_modifiers> | |||
| 260 | ||||
| 261 | =back | |||
| 262 | ||||
| 263 | =head1 BUGS | |||
| 264 | ||||
| 265 | See L<Moose/BUGS> for details on reporting bugs. | |||
| 266 | ||||
| 267 | =head1 AUTHOR | |||
| 268 | ||||
| 269 | Stevan Little E<lt>stevan@iinteractive.comE<gt> | |||
| 270 | ||||
| 271 | =head1 COPYRIGHT AND LICENSE | |||
| 272 | ||||
| 273 | Copyright 2006-2010 by Infinity Interactive, Inc. | |||
| 274 | ||||
| 275 | L<http://www.iinteractive.com> | |||
| 276 | ||||
| 277 | This library is free software; you can redistribute it and/or modify | |||
| 278 | it under the same terms as Perl itself. | |||
| 279 | ||||
| 280 | =cut | |||
| 281 |