use Carp 'confess';
use Devel::GlobalDestruction qw( in_global_destruction );
-use Scalar::Util 'weaken', 'reftype';
+use Scalar::Util 'weaken', 'reftype', 'blessed';
use Sub::Name qw( subname );
use Class::MOP::Class;
use Class::MOP::Attribute;
use Class::MOP::Method;
-use Class::MOP::Immutable;
-
BEGIN {
- *IS_RUNNING_ON_5_10 = ($] < 5.009_005)
+ *IS_RUNNING_ON_5_10 = ($] < 5.009_005)
? sub () { 0 }
- : sub () { 1 };
-
- *HAVE_ISAREV = defined(&mro::get_isarev)
- ? sub () { 1 }
: sub () { 1 };
+ sub HAVE_ISAREV () {
+ Carp::cluck("Class::MOP::HAVE_ISAREV is deprecated and will be removed in a future release. It has always returned 1 anyway.");
+ return 1;
+ }
+
# this is either part of core or set up appropriately by MRO::Compat
*check_package_cache_flag = \&mro::get_pkg_gen;
}
-our $VERSION = '0.78_01';
+our $VERSION = '0.82_02';
our $XS_VERSION = $VERSION;
$VERSION = eval $VERSION;
-our $AUTHORITY = 'cpan:STEVAN';
+our $AUTHORITY = 'cpan:STEVAN';
require XSLoader;
XSLoader::load( __PACKAGE__, $XS_VERSION );
sub does_metaclass_exist { exists $METAS{$_[0]} && defined $METAS{$_[0]} }
sub remove_metaclass_by_name { $METAS{$_[0]} = undef }
+ # This handles instances as well as class names
+ sub class_of {
+ return unless defined $_[0];
+ my $class = blessed($_[0]) || $_[0];
+ return $METAS{$class};
+ }
+
# NOTE:
# We only cache metaclasses, meaning instances of
# Class::MOP::Class. We do not cache instance of
# because I don't yet see a good reason to do so.
}
+sub _class_to_pmfile {
+ my $class = shift;
+
+ my $file = $class . '.pm';
+ $file =~ s{::}{/}g;
+
+ return $file;
+}
+
sub load_first_existing_class {
my @classes = @_
or return;
my $found;
my %exceptions;
for my $class (@classes) {
+ my $pmfile = _class_to_pmfile($class);
my $e = _try_load_one_class($class);
if ($e) {
$exceptions{$class} = $e;
+ last if $e !~ /^Can't locate \Q$pmfile\E in \@INC/;
}
else {
$found = $class;
"Could not load class (%s) because : %s", $_,
$exceptions{$_}
)
+ }
+ grep {
+ exists $exceptions{$_}
} @classes
);
}
return if is_class_loaded($class);
- my $file = $class . '.pm';
- $file =~ s{::}{/}g;
+ my $file = _class_to_pmfile($class);
return do {
local $@;
# We need to add in the meta-attributes here so that
# any subclass of Class::MOP::* will be able to
-# inherit them using &construct_instance
+# inherit them using _construct_instance
## --------------------------------------------------------
## Class::MOP::Package
))
);
+Class::MOP::Class->meta->add_attribute(
+ Class::MOP::Attribute->new('immutable_trait' => (
+ reader => {
+ 'immutable_trait' => \&Class::MOP::Class::immutable_trait
+ },
+ default => "Class::MOP::Class::Immutable::Trait",
+ ))
+);
+
+Class::MOP::Class->meta->add_attribute(
+ Class::MOP::Attribute->new('constructor_name' => (
+ reader => {
+ 'constructor_name' => \&Class::MOP::Class::constructor_name,
+ },
+ default => "new",
+ ))
+);
+
+Class::MOP::Class->meta->add_attribute(
+ Class::MOP::Attribute->new('constructor_class' => (
+ reader => {
+ 'constructor_class' => \&Class::MOP::Class::constructor_class,
+ },
+ default => "Class::MOP::Method::Constructor",
+ ))
+);
+
+
+Class::MOP::Class->meta->add_attribute(
+ Class::MOP::Attribute->new('destructor_class' => (
+ reader => {
+ 'destructor_class' => \&Class::MOP::Class::destructor_class,
+ },
+ ))
+);
+
# NOTE:
# we don't actually need to tie the knot with
# Class::MOP::Class here, it is actually handled
# within Class::MOP::Class itself in the
-# construct_class_instance method.
+# _construct_class_instance method.
## --------------------------------------------------------
## Class::MOP::Attribute
))
);
+
+## --------------------------------------------------------
+## Class::MOP::Method::Inlined
+
+Class::MOP::Method::Inlined->meta->add_attribute(
+ Class::MOP::Attribute->new('_expected_method_class' => (
+ reader => { '_expected_method_class' => \&Class::MOP::Method::Inlined::_expected_method_class },
+ ))
+);
+
## --------------------------------------------------------
## Class::MOP::Method::Accessor
# NOTE: we don't need to inline the the accessors this only lengthens
# the compile time of the MOP, and gives us no actual benefits.
+# this is just nitpicking to ensure Class::MOP::Class->meta == ->meta->meta
+Class::MOP::Class->meta->_immutable_metaclass;
+$Class::MOP::Class::immutable_metaclass_cache{"Class::MOP::Class"}{"Class::MOP::Class::Immutable::Trait"} = Class::MOP::Class::Immutable::Class::MOP::Class->meta;
+
$_->meta->make_immutable(
inline_constructor => 1,
replace_constructor => 1,
Class::MOP::Package
Class::MOP::Module
Class::MOP::Class
+ Class::MOP::Class::Immutable::Trait
+ Class::MOP::Class::Immutable::Class::MOP::Class
Class::MOP::Attribute
Class::MOP::Method
Class::MOP::Object
Class::MOP::Method::Generated
+ Class::MOP::Method::Inlined
Class::MOP::Method::Accessor
Class::MOP::Method::Constructor
allows us to take advantage of new 5.10 features and stay backwards
compatible.
-=item I<Class::MOP::HAVE_ISAREV>
-
-Whether or not the L<mro> pragma provides C<get_isarev>, a much faster
-way to get all the subclasses of a certain class.
-
=back
=head2 Utility functions
This will load the specified C<$class_name>. This function can be used
in place of tricks like C<eval "use $module"> or using C<require>
-unconditionally.
+unconditionally. This will return the metaclass of C<$class_name>.
=item B<Class::MOP::is_class_loaded($class_name)>
elements of the MOP to determine where a given C<$code> reference is
from.
+=item B<Class::MOP::class_of($instance_or_class_name)>
+
+This will return the metaclass of the given instance or class name.
+Even if the class lacks a metaclass, no metaclass will be initialized
+and C<undef> will be returned.
+
=item B<Class::MOP::check_package_cache_flag($pkg)>
B<NOTE: DO NOT USE THIS FUNCTION, IT IS FOR INTERNAL USE ONLY!>