use warnings;
use Mouse::Util qw/get_code_info/;
-use Carp 'confess';
+use Scalar::Util qw/blessed/;
+use Carp ();
+
+{
+ my %METACLASS_CACHE;
+
+ # because Mouse doesn't introspect existing classes, we're forced to
+ # only pay attention to other Mouse classes
+ sub _metaclass_cache {
+ my($class, $name) = @_;
+ return $METACLASS_CACHE{$name};
+ }
+
+ sub initialize {
+ my($class, $package_name, @args) = @_;
+
+ ($package_name && !ref($package_name))\r
+ || confess("You must pass a package name and it cannot be blessed");\r
+
+ return $METACLASS_CACHE{$package_name}
+ ||= $class->_new(package => $package_name, @args);
+ }
+
+ sub Mouse::class_of{
+ my($class_or_instance) = @_;
+ return undef unless defined $class_or_instance;
+ return $METACLASS_CACHE{ blessed($class_or_instance) || $class_or_instance };
+ }
+
+ # Means of accessing all the metaclasses that have
+ # been initialized thus far
+ sub get_all_metaclasses { %METACLASS_CACHE }
+ sub get_all_metaclass_instances { values %METACLASS_CACHE }
+ sub get_all_metaclass_names { keys %METACLASS_CACHE }
+ sub get_metaclass_by_name { $METACLASS_CACHE{$_[0]} }
+ sub store_metaclass_by_name { $METACLASS_CACHE{$_[0]} = $_[1] }
+ sub weaken_metaclass { weaken($METACLASS_CACHE{$_[0]}) }
+ sub does_metaclass_exist { defined $METACLASS_CACHE{$_[0]} }
+ sub remove_metaclass_by_name { delete $METACLASS_CACHE{$_[0]} }
+
+}
+
+sub _new{ Carp::croak("Mouse::Meta::Module is an abstract class") }
sub name { $_[0]->{package} }
sub _method_map{ $_[0]->{methods} }
-
sub version { no strict 'refs'; ${shift->name.'::VERSION'} }
sub authority { no strict 'refs'; ${shift->name.'::AUTHORITY'} }
sub identifier {
);
}
+# add_attribute is an abstract method
+
+sub get_attribute_map { $_[0]->{attributes} }
+sub has_attribute { exists $_[0]->{attributes}->{$_[1]} }
+sub get_attribute { $_[0]->{attributes}->{$_[1]} }
+sub get_attribute_list{ keys %{$_[0]->{attributes}} }
sub namespace{
my $name = $_[0]->{package};
return $code && $self->_code_is_mine($code);
}
-
+sub get_method{
+ Carp::croak("get_method() is not yet implemented");
+}
sub get_method_list {\r
my($self) = @_;
return grep { $self->has_method($_) } keys %{ $self->namespace };\r
}
-sub get_attribute_map { $_[0]->{attributes} }
-sub has_attribute { exists $_[0]->{attributes}->{$_[1]} }
-sub get_attribute { $_[0]->{attributes}->{$_[1]} }
-sub get_attribute_list {
- my $self = shift;
- keys %{$self->get_attribute_map};
-}
+sub throw_error{
+ my($class, $message, %args) = @_;
+
+ local $Carp::CarpLevel = $Carp::CarpLevel + ($args{depth} || 1);
+ local $Carp::MaxArgNums = 20; # default is 8, usually we use named args which gets messier though\r
+ if(exists $args{longmess} && !$args{longmess}){ # intentionaly longmess => 0
+ Carp::croak($message);
+ }
+ else{
+ Carp::confess($message);
+ }
+}
1;