- Anonymous classes were not destroyed properly when they went
out of scope, leading to a memory leak. RT #47480 (Goro Fuji).
+ * Class::MOP::Class
+ * Class::MOP::Package
+ - Move get_method_map and its various scaffolding into Package. (hdp)
0.89 Fri Jul 3, 2009
* Class::MOP::Class
))
);
+Class::MOP::Package->meta->add_attribute(
+ Class::MOP::Attribute->new('methods' => (
+ reader => {
+ # NOTE:
+ # we just alias the original method
+ # rather than re-produce it here
+ 'get_method_map' => \&Class::MOP::Package::get_method_map
+ },
+ default => sub { {} }
+ ))
+);
+
+Class::MOP::Package->meta->add_attribute(
+ Class::MOP::Attribute->new('method_metaclass' => (
+ reader => {
+ # NOTE:
+ # we just alias the original method
+ # rather than re-produce it here
+ 'method_metaclass' => \&Class::MOP::Package::method_metaclass
+ },
+ default => 'Class::MOP::Method',
+ ))
+);
+
+Class::MOP::Package->meta->add_attribute(
+ Class::MOP::Attribute->new('wrapped_method_metaclass' => (
+ reader => {
+ # NOTE:
+ # we just alias the original method
+ # rather than re-produce it here
+ 'wrapped_method_metaclass' => \&Class::MOP::Package::wrapped_method_metaclass
+ },
+ default => 'Class::MOP::Method::Wrapped',
+ ))
+);
+
## --------------------------------------------------------
## Class::MOP::Module
);
Class::MOP::Class->meta->add_attribute(
- Class::MOP::Attribute->new('methods' => (
- reader => {
- # NOTE:
- # we just alias the original method
- # rather than re-produce it here
- 'get_method_map' => \&Class::MOP::Class::get_method_map
- },
- default => sub { {} }
- ))
-);
-
-Class::MOP::Class->meta->add_attribute(
Class::MOP::Attribute->new('superclasses' => (
accessor => {
# NOTE:
);
Class::MOP::Class->meta->add_attribute(
- Class::MOP::Attribute->new('method_metaclass' => (
- reader => {
- # NOTE:
- # we just alias the original method
- # rather than re-produce it here
- 'method_metaclass' => \&Class::MOP::Class::method_metaclass
- },
- default => 'Class::MOP::Method',
- ))
-);
-
-Class::MOP::Class->meta->add_attribute(
- Class::MOP::Attribute->new('wrapped_method_metaclass' => (
- reader => {
- # NOTE:
- # we just alias the original method
- # rather than re-produce it here
- 'wrapped_method_metaclass' => \&Class::MOP::Class::wrapped_method_metaclass
- },
- default => 'Class::MOP::Method::Wrapped',
- ))
-);
-
-Class::MOP::Class->meta->add_attribute(
Class::MOP::Attribute->new('instance_metaclass' => (
reader => {
# NOTE: we need to do this in order
use Carp 'confess';
use Scalar::Util 'blessed', 'weaken';
-use Sub::Name 'subname';
+use Sub::Name 'subname';
use Devel::GlobalDestruction 'in_global_destruction';
our $VERSION = '0.89';
sub get_attribute_map { $_[0]->{'attributes'} }
sub attribute_metaclass { $_[0]->{'attribute_metaclass'} }
-sub method_metaclass { $_[0]->{'method_metaclass'} }
-sub wrapped_method_metaclass { $_[0]->{'wrapped_method_metaclass'} }
sub instance_metaclass { $_[0]->{'instance_metaclass'} }
sub immutable_trait { $_[0]->{'immutable_trait'} }
sub constructor_class { $_[0]->{'constructor_class'} }
## Methods
-sub wrap_method_body {
- my ( $self, %args ) = @_;
-
- ('CODE' eq ref $args{body})
- || confess "Your code block must be a CODE reference";
-
- $self->method_metaclass->wrap(
- package_name => $self->name,
- %args,
- );
-}
-
-sub add_method {
- my ($self, $method_name, $method) = @_;
- (defined $method_name && $method_name)
- || confess "You must define a method name";
-
- my $body;
- if (blessed($method)) {
- $body = $method->body;
- if ($method->package_name ne $self->name) {
- $method = $method->clone(
- package_name => $self->name,
- name => $method_name
- ) if $method->can('clone');
- }
- }
- else {
- $body = $method;
- $method = $self->wrap_method_body( body => $body, name => $method_name );
- }
-
- $method->attach_to_class($self);
-
- $self->get_method_map->{$method_name} = $method;
-
- my ( $current_package, $current_name ) = Class::MOP::get_code_info($body);
-
- if ( !defined $current_name || $current_name eq '__ANON__' ) {
- my $full_method_name = ($self->name . '::' . $method_name);
- subname($full_method_name => $body);
- }
-
- $self->add_package_symbol(
- { sigil => '&', type => 'CODE', name => $method_name },
- $body,
- );
-}
-
{
my $fetch_and_prepare_method = sub {
my ($self, $method_name) = @_;
shift->add_method(@_);
}
-sub has_method {
- my ($self, $method_name) = @_;
- (defined $method_name && $method_name)
- || confess "You must define a method name";
-
- exists $self->get_method_map->{$method_name};
-}
-
-sub get_method {
- my ($self, $method_name) = @_;
- (defined $method_name && $method_name)
- || confess "You must define a method name";
-
- return $self->get_method_map->{$method_name};
-}
-
-sub remove_method {
- my ($self, $method_name) = @_;
- (defined $method_name && $method_name)
- || confess "You must define a method name";
-
- my $removed_method = delete $self->get_method_map->{$method_name};
-
- $self->remove_package_symbol(
- { sigil => '&', type => 'CODE', name => $method_name }
- );
-
- $removed_method->detach_from_class if $removed_method;
-
- $self->update_package_cache_flag; # still valid, since we just removed the method from the map
-
- return $removed_method;
-}
-
-sub get_method_list {
- my $self = shift;
- keys %{$self->get_method_map};
-}
-
sub find_method_by_name {
my ($self, $method_name) = @_;
(defined $method_name && $method_name)
=back
-=head2 Method introspection and creation
-
-These methods allow you to introspect a class's methods, as well as
-add, remove, or change methods.
+=head2 Method introspection
-Determining what is truly a method in a Perl 5 class requires some
-heuristics (aka guessing).
-
-Methods defined outside the package with a fully qualified name (C<sub
-Package::name { ... }>) will be included. Similarly, methods named
-with a fully qualified name using L<Sub::Name> are also included.
-
-However, we attempt to ignore imported functions.
-
-Ultimately, we are using heuristics to determine what truly is a
-method in a class, and these heuristics may get the wrong answer in
-some edge cases. However, for most "normal" cases the heuristics work
-correctly.
+See L<Class::MOP::Package/Method introspection and creation> for
+methods that operate only on the current class. Class::MOP::Class adds
+introspection capabilities that take inheritance into account.
=over 4
-=item B<< $metaclass->get_method($method_name) >>
-
-This will return a L<Class::MOP::Method> for the specified
-C<$method_name>. If the class does not have the specified method, it
-returns C<undef>
-
-=item B<< $metaclass->has_method($method_name) >>
-
-Returns a boolean indicating whether or not the class defines the
-named method. It does not include methods inherited from parent
-classes.
-
-=item B<< $metaclass->get_method_map >>
-
-Returns a hash reference representing the methods defined in this
-class. The keys are method names and the values are
-L<Class::MOP::Method> objects.
-
-=item B<< $metaclass->get_method_list >>
-
-This will return a list of method I<names> for all methods defined in
-this class.
-
=item B<< $metaclass->get_all_methods >>
This will traverse the inheritance hierarchy and return a list of all
given name. It is effectively the method that C<SUPER::$method_name>
would dispatch to.
-=item B<< $metaclass->add_method($method_name, $method) >>
-
-This method takes a method name and a subroutine reference, and adds
-the method to the class.
-
-The subroutine reference can be a L<Class::MOP::Method>, and you are
-strongly encouraged to pass a meta method object instead of a code
-reference. If you do so, that object gets stored as part of the
-class's method map directly. If not, the meta information will have to
-be recreated later, and may be incorrect.
-
-If you provide a method object, this method will clone that object if
-the object's package name does not match the class name. This lets us
-track the original source of any methods added from other classes
-(notably Moose roles).
-
-=item B<< $metaclass->remove_method($method_name) >>
-
-Remove the named method from the class. This method returns the
-L<Class::MOP::Method> object for the method.
-
-=item B<< $metaclass->method_metaclass >>
-
-Returns the class name of the method metaclass, see
-L<Class::MOP::Method> for more information on the method metaclass.
-
-=item B<< $metaclass->wrapped_method_metaclass >>
-
-Returns the class name of the wrapped method metaclass, see
-L<Class::MOP::Method::Wrapped> for more information on the wrapped
-method metaclass.
-
=back
=head2 Attribute introspection and creation
use Scalar::Util 'blessed';
use Carp 'confess';
+use Sub::Name 'subname';
our $VERSION = '0.89';
$VERSION = eval $VERSION;
\%{$_[0]->{'package'} . '::'}
}
+sub method_metaclass { $_[0]->{'method_metaclass'} }
+sub wrapped_method_metaclass { $_[0]->{'wrapped_method_metaclass'} }
+
# utility methods
{
}
}
+## Methods
+
+sub wrap_method_body {
+ my ( $self, %args ) = @_;
+
+ ('CODE' eq ref $args{body})
+ || confess "Your code block must be a CODE reference";
+
+ $self->method_metaclass->wrap(
+ package_name => $self->name,
+ %args,
+ );
+}
+
+sub add_method {
+ my ($self, $method_name, $method) = @_;
+ (defined $method_name && $method_name)
+ || confess "You must define a method name";
+
+ my $body;
+ if (blessed($method)) {
+ $body = $method->body;
+ if ($method->package_name ne $self->name) {
+ $method = $method->clone(
+ package_name => $self->name,
+ name => $method_name
+ ) if $method->can('clone');
+ }
+ }
+ else {
+ $body = $method;
+ $method = $self->wrap_method_body( body => $body, name => $method_name );
+ }
+
+ $method->attach_to_class($self);
+
+ $self->get_method_map->{$method_name} = $method;
+
+ my ( $current_package, $current_name ) = Class::MOP::get_code_info($body);
+
+ if ( !defined $current_name || $current_name eq '__ANON__' ) {
+ my $full_method_name = ($self->name . '::' . $method_name);
+ subname($full_method_name => $body);
+ }
+
+ $self->add_package_symbol(
+ { sigil => '&', type => 'CODE', name => $method_name },
+ $body,
+ );
+}
+
+sub has_method {
+ my ($self, $method_name) = @_;
+ (defined $method_name && $method_name)
+ || confess "You must define a method name";
+
+ exists $self->get_method_map->{$method_name};
+}
+
+sub get_method {
+ my ($self, $method_name) = @_;
+ (defined $method_name && $method_name)
+ || confess "You must define a method name";
+
+ return $self->get_method_map->{$method_name};
+}
+
+sub remove_method {
+ my ($self, $method_name) = @_;
+ (defined $method_name && $method_name)
+ || confess "You must define a method name";
+
+ my $removed_method = delete $self->get_method_map->{$method_name};
+
+ $self->remove_package_symbol(
+ { sigil => '&', type => 'CODE', name => $method_name }
+ );
+
+ $removed_method->detach_from_class if $removed_method;
+
+ $self->update_package_cache_flag; # still valid, since we just removed the method from the map
+
+ return $removed_method;
+}
+
+sub get_method_list {
+ my $self = shift;
+ keys %{$self->get_method_map};
+}
+
+
1;
__END__
hash reference. The keys are glob names and the values are references
to the value for that name.
+=back
+
+=head2 Method introspection and creation
+
+These methods allow you to introspect a class's methods, as well as
+add, remove, or change methods.
+
+Determining what is truly a method in a Perl 5 class requires some
+heuristics (aka guessing).
+
+Methods defined outside the package with a fully qualified name (C<sub
+Package::name { ... }>) will be included. Similarly, methods named
+with a fully qualified name using L<Sub::Name> are also included.
+
+However, we attempt to ignore imported functions.
+
+Ultimately, we are using heuristics to determine what truly is a
+method in a class, and these heuristics may get the wrong answer in
+some edge cases. However, for most "normal" cases the heuristics work
+correctly.
+
+=over 4
+
+=item B<< $metapackage->get_method($method_name) >>
+
+This will return a L<Class::MOP::Method> for the specified
+C<$method_name>. If the class does not have the specified method, it
+returns C<undef>
+
+=item B<< $metapackage->has_method($method_name) >>
+
+Returns a boolean indicating whether or not the class defines the
+named method. It does not include methods inherited from parent
+classes.
+
+=item B<< $metapackage->get_method_map >>
+
+Returns a hash reference representing the methods defined in this
+class. The keys are method names and the values are
+L<Class::MOP::Method> objects.
+
+=item B<< $metapackage->get_method_list >>
+
+This will return a list of method I<names> for all methods defined in
+this class.
+
+=item B<< $metapackage->add_method($method_name, $method) >>
+
+This method takes a method name and a subroutine reference, and adds
+the method to the class.
+
+The subroutine reference can be a L<Class::MOP::Method>, and you are
+strongly encouraged to pass a meta method object instead of a code
+reference. If you do so, that object gets stored as part of the
+class's method map directly. If not, the meta information will have to
+be recreated later, and may be incorrect.
+
+If you provide a method object, this method will clone that object if
+the object's package name does not match the class name. This lets us
+track the original source of any methods added from other classes
+(notably Moose roles).
+
+=item B<< $metapackage->remove_method($method_name) >>
+
+Remove the named method from the class. This method returns the
+L<Class::MOP::Method> object for the method.
+
+=item B<< $metapackage->method_metaclass >>
+
+Returns the class name of the method metaclass, see
+L<Class::MOP::Method> for more information on the method metaclass.
+
+=item B<< $metapackage->wrapped_method_metaclass >>
+
+Returns the class name of the wrapped method metaclass, see
+L<Class::MOP::Method::Wrapped> for more information on the wrapped
+method metaclass.
+
=item B<< Class::MOP::Package->meta >>
This will return a L<Class::MOP::Class> instance for this class.
add_package_symbol get_package_symbol has_package_symbol remove_package_symbol
list_all_package_symbols get_all_package_symbols remove_package_glob
+ method_metaclass wrapped_method_metaclass
+
+ has_method get_method add_method remove_method wrap_method_body
+ get_method_list get_method_map
+
_deconstruct_variable_name
);
add_dependent_meta_instance remove_dependent_meta_instance
invalidate_meta_instances invalidate_meta_instance
- attribute_metaclass method_metaclass wrapped_method_metaclass
+ attribute_metaclass
superclasses subclasses direct_subclasses class_precedence_list
linearized_isa _superclasses_updated
- has_method get_method add_method remove_method alias_method wrap_method_body
- get_method_list get_method_map get_all_method_names get_all_methods compute_all_applicable_methods
+ alias_method get_all_method_names get_all_methods compute_all_applicable_methods
find_method_by_name find_all_methods_by_name find_next_method_by_name
add_before_method_modifier add_after_method_modifier add_around_method_modifier
my @class_mop_package_attributes = (
'package',
'namespace',
+ 'methods',
+ 'method_metaclass',
+ 'wrapped_method_metaclass',
);
my @class_mop_module_attributes = (
my @class_mop_class_attributes = (
'superclasses',
- 'methods',
'attributes',
'attribute_metaclass',
- 'method_metaclass',
- 'wrapped_method_metaclass',
'instance_metaclass',
'immutable_trait',
'constructor_name',
ok($class_mop_package_meta->get_attribute('package')->has_init_arg, '... Class::MOP::Class package has a init_arg');
is($class_mop_package_meta->get_attribute('package')->init_arg, 'package', '... Class::MOP::Class package\'s a init_arg is package');
+ok($class_mop_package_meta->get_attribute('method_metaclass')->has_reader, '... Class::MOP::Package method_metaclass has a reader');
+is_deeply($class_mop_package_meta->get_attribute('method_metaclass')->reader,
+ { 'method_metaclass' => \&Class::MOP::Package::method_metaclass },
+ '... Class::MOP::Package method_metaclass\'s a reader is &method_metaclass');
+
+ok($class_mop_package_meta->get_attribute('method_metaclass')->has_init_arg, '... Class::MOP::Package method_metaclass has a init_arg');
+is($class_mop_package_meta->get_attribute('method_metaclass')->init_arg,
+ 'method_metaclass',
+ '... Class::MOP::Package method_metaclass\'s init_arg is method_metaclass');
+
+ok($class_mop_package_meta->get_attribute('method_metaclass')->has_default, '... Class::MOP::Package method_metaclass has a default');
+is($class_mop_package_meta->get_attribute('method_metaclass')->default,
+ 'Class::MOP::Method',
+ '... Class::MOP::Package method_metaclass\'s a default is Class::MOP:::Method');
+
+ok($class_mop_package_meta->get_attribute('wrapped_method_metaclass')->has_reader, '... Class::MOP::Package wrapped_method_metaclass has a reader');
+is_deeply($class_mop_package_meta->get_attribute('wrapped_method_metaclass')->reader,
+ { 'wrapped_method_metaclass' => \&Class::MOP::Package::wrapped_method_metaclass },
+ '... Class::MOP::Package wrapped_method_metaclass\'s a reader is &wrapped_method_metaclass');
+
+ok($class_mop_package_meta->get_attribute('wrapped_method_metaclass')->has_init_arg, '... Class::MOP::Package wrapped_method_metaclass has a init_arg');
+is($class_mop_package_meta->get_attribute('wrapped_method_metaclass')->init_arg,
+ 'wrapped_method_metaclass',
+ '... Class::MOP::Package wrapped_method_metaclass\'s init_arg is wrapped_method_metaclass');
+
+ok($class_mop_package_meta->get_attribute('method_metaclass')->has_default, '... Class::MOP::Package method_metaclass has a default');
+is($class_mop_package_meta->get_attribute('method_metaclass')->default,
+ 'Class::MOP::Method',
+ '... Class::MOP::Package method_metaclass\'s a default is Class::MOP:::Method');
+
+
# ... class
ok($class_mop_class_meta->get_attribute('attributes')->has_reader, '... Class::MOP::Class attributes has a reader');
'Class::MOP::Attribute',
'... Class::MOP::Class attribute_metaclass\'s a default is Class::MOP:::Attribute');
-ok($class_mop_class_meta->get_attribute('method_metaclass')->has_reader, '... Class::MOP::Class method_metaclass has a reader');
-is_deeply($class_mop_class_meta->get_attribute('method_metaclass')->reader,
- { 'method_metaclass' => \&Class::MOP::Class::method_metaclass },
- '... Class::MOP::Class method_metaclass\'s a reader is &method_metaclass');
-
-ok($class_mop_class_meta->get_attribute('method_metaclass')->has_init_arg, '... Class::MOP::Class method_metaclass has a init_arg');
-is($class_mop_class_meta->get_attribute('method_metaclass')->init_arg,
- 'method_metaclass',
- '... Class::MOP::Class method_metaclass\'s init_arg is method_metaclass');
-
-ok($class_mop_class_meta->get_attribute('method_metaclass')->has_default, '... Class::MOP::Class method_metaclass has a default');
-is($class_mop_class_meta->get_attribute('method_metaclass')->default,
- 'Class::MOP::Method',
- '... Class::MOP::Class method_metaclass\'s a default is Class::MOP:::Method');
-
-ok($class_mop_class_meta->get_attribute('wrapped_method_metaclass')->has_reader, '... Class::MOP::Class wrapped_method_metaclass has a reader');
-is_deeply($class_mop_class_meta->get_attribute('wrapped_method_metaclass')->reader,
- { 'wrapped_method_metaclass' => \&Class::MOP::Class::wrapped_method_metaclass },
- '... Class::MOP::Class wrapped_method_metaclass\'s a reader is &wrapped_method_metaclass');
-
-ok($class_mop_class_meta->get_attribute('wrapped_method_metaclass')->has_init_arg, '... Class::MOP::Class wrapped_method_metaclass has a init_arg');
-is($class_mop_class_meta->get_attribute('wrapped_method_metaclass')->init_arg,
- 'wrapped_method_metaclass',
- '... Class::MOP::Class wrapped_method_metaclass\'s init_arg is wrapped_method_metaclass');
-
-ok($class_mop_class_meta->get_attribute('method_metaclass')->has_default, '... Class::MOP::Class method_metaclass has a default');
-is($class_mop_class_meta->get_attribute('method_metaclass')->default,
- 'Class::MOP::Method',
- '... Class::MOP::Class method_metaclass\'s a default is Class::MOP:::Method');
-
# check the values of some of the methods
is($class_mop_class_meta->name, 'Class::MOP::Class', '... Class::MOP::Class->name');
+++ /dev/null
-#include "mop.h"
-
-static void
-mop_update_method_map(pTHX_ SV *const self, SV *const class_name, HV *const stash, HV *const map)
-{
- const char *const class_name_pv = HvNAME(stash); /* must be HvNAME(stash), not SvPV_nolen_const(class_name) */
- SV *method_metaclass_name;
- char *method_name;
- I32 method_name_len;
- SV *coderef;
- HV *symbols;
- dSP;
-
- symbols = mop_get_all_package_symbols(stash, TYPE_FILTER_CODE);
- sv_2mortal((SV*)symbols);
- (void)hv_iterinit(symbols);
- while ( (coderef = hv_iternextsv(symbols, &method_name, &method_name_len)) ) {
- CV *cv = (CV *)SvRV(coderef);
- char *cvpkg_name;
- char *cv_name;
- SV *method_slot;
- SV *method_object;
-
- if (!mop_get_code_info(coderef, &cvpkg_name, &cv_name)) {
- continue;
- }
-
- /* this checks to see that the subroutine is actually from our package */
- if ( !(strEQ(cvpkg_name, "constant") && strEQ(cv_name, "__ANON__")) ) {
- if ( strNE(cvpkg_name, class_name_pv) ) {
- continue;
- }
- }
-
- method_slot = *hv_fetch(map, method_name, method_name_len, TRUE);
- if ( SvOK(method_slot) ) {
- SV *const body = mop_call0(aTHX_ method_slot, KEY_FOR(body)); /* $method_object->body() */
- if ( SvROK(body) && ((CV *) SvRV(body)) == cv ) {
- continue;
- }
- }
-
- method_metaclass_name = mop_call0(aTHX_ self, mop_method_metaclass); /* $self->method_metaclass() */
-
- /*
- $method_object = $method_metaclass->wrap(
- $cv,
- associated_metaclass => $self,
- package_name => $class_name,
- name => $method_name
- );
- */
- ENTER;
- SAVETMPS;
-
- PUSHMARK(SP);
- EXTEND(SP, 8);
- PUSHs(method_metaclass_name); /* invocant */
- mPUSHs(newRV_inc((SV *)cv));
- PUSHs(mop_associated_metaclass);
- PUSHs(self);
- PUSHs(KEY_FOR(package_name));
- PUSHs(class_name);
- PUSHs(KEY_FOR(name));
- mPUSHs(newSVpv(method_name, method_name_len));
- PUTBACK;
-
- call_sv(mop_wrap, G_SCALAR | G_METHOD);
- SPAGAIN;
- method_object = POPs;
- PUTBACK;
- /* $map->{$method_name} = $method_object */
- sv_setsv(method_slot, method_object);
-
- FREETMPS;
- LEAVE;
- }
-}
-
-MODULE = Class::MOP::Class PACKAGE = Class::MOP::Class
-
-PROTOTYPES: DISABLE
-
-void
-get_method_map(self)
- SV *self
- PREINIT:
- HV *const obj = (HV *)SvRV(self);
- SV *const class_name = HeVAL( hv_fetch_ent(obj, KEY_FOR(package), 0, HASH_FOR(package)) );
- HV *const stash = gv_stashsv(class_name, 0);
- UV current;
- SV *cache_flag;
- SV *map_ref;
- PPCODE:
- if (!stash) {
- mXPUSHs(newRV_noinc((SV *)newHV()));
- return;
- }
-
- current = mop_check_package_cache_flag(aTHX_ stash);
- cache_flag = HeVAL( hv_fetch_ent(obj, KEY_FOR(package_cache_flag), TRUE, HASH_FOR(package_cache_flag)));
- map_ref = HeVAL( hv_fetch_ent(obj, KEY_FOR(methods), TRUE, HASH_FOR(methods)));
-
- /* $self->{methods} does not yet exist (or got deleted) */
- if ( !SvROK(map_ref) || SvTYPE(SvRV(map_ref)) != SVt_PVHV ) {
- SV *new_map_ref = newRV_noinc((SV *)newHV());
- sv_2mortal(new_map_ref);
- sv_setsv(map_ref, new_map_ref);
- }
-
- if ( !SvOK(cache_flag) || SvUV(cache_flag) != current ) {
- mop_update_method_map(aTHX_ self, class_name, stash, (HV *)SvRV(map_ref));
- sv_setuv(cache_flag, mop_check_package_cache_flag(aTHX_ stash)); /* update_cache_flag() */
- }
-
- XPUSHs(map_ref);
}
EXTERN_C XS(boot_Class__MOP__Package);
-EXTERN_C XS(boot_Class__MOP__Class);
EXTERN_C XS(boot_Class__MOP__Attribute);
EXTERN_C XS(boot_Class__MOP__Method);
mop_associated_metaclass = newSVpvs("associated_metaclass");
MOP_CALL_BOOT (boot_Class__MOP__Package);
- MOP_CALL_BOOT (boot_Class__MOP__Class);
MOP_CALL_BOOT (boot_Class__MOP__Attribute);
MOP_CALL_BOOT (boot_Class__MOP__Method);
#include "mop.h"
+static void
+mop_update_method_map(pTHX_ SV *const self, SV *const class_name, HV *const stash, HV *const map)
+{
+ const char *const class_name_pv = HvNAME(stash); /* must be HvNAME(stash), not SvPV_nolen_const(class_name) */
+ SV *method_metaclass_name;
+ char *method_name;
+ I32 method_name_len;
+ SV *coderef;
+ HV *symbols;
+ dSP;
+
+ symbols = mop_get_all_package_symbols(stash, TYPE_FILTER_CODE);
+ sv_2mortal((SV*)symbols);
+ (void)hv_iterinit(symbols);
+ while ( (coderef = hv_iternextsv(symbols, &method_name, &method_name_len)) ) {
+ CV *cv = (CV *)SvRV(coderef);
+ char *cvpkg_name;
+ char *cv_name;
+ SV *method_slot;
+ SV *method_object;
+
+ if (!mop_get_code_info(coderef, &cvpkg_name, &cv_name)) {
+ continue;
+ }
+
+ /* this checks to see that the subroutine is actually from our package */
+ if ( !(strEQ(cvpkg_name, "constant") && strEQ(cv_name, "__ANON__")) ) {
+ if ( strNE(cvpkg_name, class_name_pv) ) {
+ continue;
+ }
+ }
+
+ method_slot = *hv_fetch(map, method_name, method_name_len, TRUE);
+ if ( SvOK(method_slot) ) {
+ SV *const body = mop_call0(aTHX_ method_slot, KEY_FOR(body)); /* $method_object->body() */
+ if ( SvROK(body) && ((CV *) SvRV(body)) == cv ) {
+ continue;
+ }
+ }
+
+ method_metaclass_name = mop_call0(aTHX_ self, mop_method_metaclass); /* $self->method_metaclass() */
+
+ /*
+ $method_object = $method_metaclass->wrap(
+ $cv,
+ associated_metaclass => $self,
+ package_name => $class_name,
+ name => $method_name
+ );
+ */
+ ENTER;
+ SAVETMPS;
+
+ PUSHMARK(SP);
+ EXTEND(SP, 8);
+ PUSHs(method_metaclass_name); /* invocant */
+ mPUSHs(newRV_inc((SV *)cv));
+ PUSHs(mop_associated_metaclass);
+ PUSHs(self);
+ PUSHs(KEY_FOR(package_name));
+ PUSHs(class_name);
+ PUSHs(KEY_FOR(name));
+ mPUSHs(newSVpv(method_name, method_name_len));
+ PUTBACK;
+
+ call_sv(mop_wrap, G_SCALAR | G_METHOD);
+ SPAGAIN;
+ method_object = POPs;
+ PUTBACK;
+ /* $map->{$method_name} = $method_object */
+ sv_setsv(method_slot, method_object);
+
+ FREETMPS;
+ LEAVE;
+ }
+}
+
MODULE = Class::MOP::Package PACKAGE = Class::MOP::Package
PROTOTYPES: DISABLE
symbols = mop_get_all_package_symbols(stash, filter);
PUSHs(sv_2mortal(newRV_noinc((SV *)symbols)));
+void
+get_method_map(self)
+ SV *self
+ PREINIT:
+ HV *const obj = (HV *)SvRV(self);
+ SV *const class_name = HeVAL( hv_fetch_ent(obj, KEY_FOR(package), 0, HASH_FOR(package)) );
+ HV *const stash = gv_stashsv(class_name, 0);
+ UV current;
+ SV *cache_flag;
+ SV *map_ref;
+ PPCODE:
+ if (!stash) {
+ mXPUSHs(newRV_noinc((SV *)newHV()));
+ return;
+ }
+
+ current = mop_check_package_cache_flag(aTHX_ stash);
+ cache_flag = HeVAL( hv_fetch_ent(obj, KEY_FOR(package_cache_flag), TRUE, HASH_FOR(package_cache_flag)));
+ map_ref = HeVAL( hv_fetch_ent(obj, KEY_FOR(methods), TRUE, HASH_FOR(methods)));
+
+ /* $self->{methods} does not yet exist (or got deleted) */
+ if ( !SvROK(map_ref) || SvTYPE(SvRV(map_ref)) != SVt_PVHV ) {
+ SV *new_map_ref = newRV_noinc((SV *)newHV());
+ sv_2mortal(new_map_ref);
+ sv_setsv(map_ref, new_map_ref);
+ }
+
+ if ( !SvOK(cache_flag) || SvUV(cache_flag) != current ) {
+ mop_update_method_map(aTHX_ self, class_name, stash, (HV *)SvRV(map_ref));
+ sv_setuv(cache_flag, mop_check_package_cache_flag(aTHX_ stash)); /* update_cache_flag() */
+ }
+
+ XPUSHs(map_ref);
+
BOOT:
INSTALL_SIMPLE_READER_WITH_KEY(Package, name, package);
projects / gitmo/Class-MOP.git / commitdiff