}
sub _check_required_methods{
- my($role, $applicant, $args) = @_;
+ my($role, $consumer, $args) = @_;
if($args->{_to} eq 'role'){
- $applicant->add_required_methods($role->get_required_method_list);
+ $consumer->add_required_methods($role->get_required_method_list);
}
else{ # to class or instance
- my $applicant_class_name = $applicant->name;
+ my $consumer_class_name = $consumer->name;
my @missing;
foreach my $method_name(@{$role->{required_methods}}){
next if exists $args->{aliased_methods}{$method_name};
next if exists $role->{methods}{$method_name};
- next if $applicant_class_name->can($method_name);
+ next if $consumer_class_name->can($method_name);
push @missing, $method_name;
}
$role->name,
(@missing == 1 ? '' : 's'), # method or methods
english_list(map{ sprintf q{'%s'}, $_ } @missing),
- $applicant_class_name);
+ $consumer_class_name);
}
}
}
sub _apply_methods{
- my($role, $applicant, $args) = @_;
+ my($role, $consumer, $args) = @_;
my $alias = $args->{-alias};
my $excludes = $args->{-excludes};
my $code = $role->get_method_body($method_name);
if(!exists $excludes->{$method_name}){
- if(!$applicant->has_method($method_name)){
+ if(!$consumer->has_method($method_name)){
# The third argument $role is used in Role::Composite
- $applicant->add_method($method_name => $code, $role);
+ $consumer->add_method($method_name => $code, $role);
}
}
if(exists $alias->{$method_name}){
my $dstname = $alias->{$method_name};
- my $dstcode = $applicant->get_method_body($dstname);
+ my $dstcode = $consumer->get_method_body($dstname);
if(defined($dstcode) && $dstcode != $code){
$role->throw_error("Cannot create a method alias if a local method of the same name exists");
}
else{
- $applicant->add_method($dstname => $code, $role);
+ $consumer->add_method($dstname => $code, $role);
}
}
}
}
sub _apply_attributes{
- my($role, $applicant, $args) = @_;
+ my($role, $consumer, $args) = @_;
for my $attr_name ($role->get_attribute_list) {
- next if $applicant->has_attribute($attr_name);
+ next if $consumer->has_attribute($attr_name);
- $applicant->add_attribute($attr_name => $role->get_attribute($attr_name));
+ $consumer->add_attribute($attr_name => $role->get_attribute($attr_name));
}
return;
}
sub _apply_modifiers{
- my($role, $applicant, $args) = @_;
+ my($role, $consumer, $args) = @_;
if(my $modifiers = $role->{override_method_modifiers}){
foreach my $method_name (keys %{$modifiers}){
- $applicant->add_override_method_modifier($method_name => $modifiers->{$method_name});
+ $consumer->add_override_method_modifier($method_name => $modifiers->{$method_name});
}
}
foreach my $method_name (keys %{$modifiers}){
foreach my $code(@{ $modifiers->{$method_name} }){
- next if $applicant->{"_applied_$modifier_type"}{$method_name, $code}++; # skip applied modifiers
- $applicant->$add_modifier($method_name => $code);
+ next if $consumer->{"_applied_$modifier_type"}{$method_name, $code}++; # skip applied modifiers
+ $consumer->$add_modifier($method_name => $code);
}
}
}
}
sub _append_roles{
- my($role, $applicant, $args) = @_;
+ my($role, $consumer, $args) = @_;
- my $roles = ($args->{_to} eq 'role') ? $applicant->get_roles : $applicant->roles;
+ my $roles = ($args->{_to} eq 'role') ? $consumer->get_roles : $consumer->roles;
foreach my $r($role, @{$role->get_roles}){
- if(!$applicant->does_role($r->name)){
+ if(!$consumer->does_role($r->name)){
push @{$roles}, $r;
}
}
# Moose uses Application::ToInstance, Application::ToClass, Application::ToRole
sub apply {
- my $self = shift;
- my $applicant = shift;
+ my $self = shift;
+ my $consumer = shift;
my %args = (@_ == 1) ? %{ $_[0] } : @_;
my $instance;
- if(Mouse::Util::is_a_metaclass($applicant)){ # Application::ToClass
+ if(Mouse::Util::is_a_metaclass($consumer)){ # Application::ToClass
$args{_to} = 'class';
}
- elsif(Mouse::Util::is_a_metarole($applicant)){ # Application::ToRole
+ elsif(Mouse::Util::is_a_metarole($consumer)){ # Application::ToRole
$args{_to} = 'role';
}
else{ # Appplication::ToInstance
$args{_to} = 'instance';
- $instance = $applicant;
+ $instance = $consumer;
- $applicant = (Mouse::Util::class_of($instance) || 'Mouse::Meta::Class')->create_anon_class(
+ $consumer = (Mouse::Util::class_of($instance) || 'Mouse::Meta::Class')->create_anon_class(
superclasses => [ref $instance],
cache => 1,
);
}
}
- $self->_check_required_methods($applicant, \%args);
- $self->_apply_attributes($applicant, \%args);
- $self->_apply_methods($applicant, \%args);
- $self->_apply_modifiers($applicant, \%args);
- $self->_append_roles($applicant, \%args);
+ $self->_check_required_methods($consumer, \%args);
+ $self->_apply_attributes($consumer, \%args);
+ $self->_apply_methods($consumer, \%args);
+ $self->_apply_modifiers($consumer, \%args);
+ $self->_append_roles($consumer, \%args);
if(defined $instance){ # Application::ToInstance
# rebless instance
- bless $instance, $applicant->name;
- $applicant->_initialize_object($instance, $instance);
+ bless $instance, $consumer->name;
+ $consumer->_initialize_object($instance, $instance);
}
return;
# components of apply()
sub _apply_methods{
- my($self, $applicant, $args) = @_;
+ my($self, $consumer, $args) = @_;
if(exists $self->{conflicting_methods}){
- my $applicant_class_name = $applicant->name;
+ my $consumer_class_name = $consumer->name;
- my @conflicting = sort grep{ !$applicant_class_name->can($_) } keys %{ $self->{conflicting_methods} };
+ my @conflicting = sort grep{ !$consumer_class_name->can($_) } keys %{ $self->{conflicting_methods} };
if(@conflicting == 1){
my $method_name = $conflicting[0];
my @roles = sort @{ $self->{composed_roles_by_method}{$method_name} };
$self->throw_error(
sprintf q{Due to a method name conflict in roles %s, the method '%s' must be implemented or excluded by '%s'},
- english_list(map{ sprintf q{'%s'}, $_->name } @roles), $method_name, $applicant->name
+ english_list(map{ sprintf q{'%s'}, $_->name } @roles), $method_name, $consumer->name
);
}
elsif(@conflicting > 1){
$self->throw_error(
sprintf q{Due to method name conflicts in roles %s, the methods %s must be implemented or excluded by '%s'},
- $roles, $methods, $applicant->name
+ $roles, $methods, $consumer->name
);
}
}
- $self->SUPER::_apply_methods($applicant, $args);
+ $self->SUPER::_apply_methods($consumer, $args);
return;
}
1;