X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=lib%2FClass%2FMOP%2FPackage.pm;h=43e42f95d2082969b26c69ed04bb525d153232ee;hb=4bfa5ddbc8d54123eb64b0873f71a28b03064f9a;hp=0d6dc1a97c9b1b4659628dad53f0477dfe8bb53b;hpb=b3fa93c79abf0311c96906e55e3f83e0574c9cad;p=gitmo%2FClass-MOP.git diff --git a/lib/Class/MOP/Package.pm b/lib/Class/MOP/Package.pm index 0d6dc1a..43e42f9 100644 --- a/lib/Class/MOP/Package.pm +++ b/lib/Class/MOP/Package.pm @@ -4,10 +4,12 @@ package Class::MOP::Package; use strict; use warnings; +use B; use Scalar::Util 'blessed'; use Carp 'confess'; -our $VERSION = '0.65'; +our $VERSION = '0.78'; +$VERSION = eval $VERSION; our $AUTHORITY = 'cpan:STEVAN'; use base 'Class::MOP::Object'; @@ -15,22 +17,60 @@ use base 'Class::MOP::Object'; # creation ... sub initialize { - my $class = shift; - my $package_name = shift; + my ( $class, @args ) = @_; + + unshift @args, "package" if @args % 2; + + my %options = @args; + my $package_name = $options{package}; + + # we hand-construct the class # until we can bootstrap it - no strict 'refs'; - return bless { - 'package' => $package_name, - # NOTE: - # because of issues with the Perl API - # to the typeglob in some versions, we - # need to just always grab a new - # reference to the hash in the accessor. - # Ideally we could just store a ref and - # it would Just Work, but oh well :\ - 'namespace' => \undef, - } => $class; + if ( my $meta = Class::MOP::get_metaclass_by_name($package_name) ) { + return $meta; + } else { + my $meta = ( ref $class || $class )->_new({ + 'package' => $package_name, + %options, + }); + + Class::MOP::store_metaclass_by_name($package_name, $meta); + + return $meta; + } +} + +sub reinitialize { + my ( $class, @args ) = @_; + + unshift @args, "package" if @args % 2; + + my %options = @args; + my $package_name = delete $options{package}; + + (defined $package_name && $package_name && !blessed($package_name)) + || confess "You must pass a package name and it cannot be blessed"; + + Class::MOP::remove_metaclass_by_name($package_name); + + $class->initialize($package_name, %options); # call with first arg form for compat +} + +sub _new { + my $class = shift; + my $options = @_ == 1 ? $_[0] : {@_}; + + # NOTE: + # because of issues with the Perl API + # to the typeglob in some versions, we + # need to just always grab a new + # reference to the hash in the accessor. + # Ideally we could just store a ref and + # it would Just Work, but oh well :\ + $options->{namespace} ||= \undef; + + bless $options, $class; } # Attributes @@ -39,7 +79,6 @@ sub initialize { # all these attribute readers will be bootstrapped # away in the Class::MOP bootstrap section -sub name { $_[0]->{'package'} } sub namespace { # NOTE: # because of issues with the Perl API @@ -236,32 +275,6 @@ sub list_all_package_symbols { } } -sub get_all_package_symbols { - my ($self, $type_filter) = @_; - my $namespace = $self->namespace; - - return %$namespace unless defined $type_filter; - - # for some reason this nasty impl is orders of magnitude aster than a clean version - if ( $type_filter eq 'CODE' ) { - my $pkg; - no strict 'refs'; - return map { - (ref($namespace->{$_}) - ? ( $_ => \&{$pkg ||= $self->name . "::$_"} ) - : ( *{$namespace->{$_}}{CODE} - ? ( $_ => *{$namespace->{$_}}{$type_filter} ) - : ())) - } keys %$namespace; - } else { - return map { - $_ => *{$namespace->{$_}}{$type_filter} - } grep { - !ref($namespace->{$_}) && *{$namespace->{$_}}{$type_filter} - } keys %$namespace; - } -} - 1; __END__ @@ -278,6 +291,10 @@ This is an abstraction of a Perl 5 package, it is a superclass of L and provides all of the symbol table introspection methods. +=head1 INHERITANCE + +B is a subclass of L + =head1 METHODS =over 4 @@ -291,6 +308,12 @@ Returns a metaclass for this package. This will initialize a Class::MOP::Package instance which represents the package of C<$package_name>. +=item B + +This removes the old metaclass, and creates a new one in it's place. +Do B use this unless you really know what you are doing, it could +very easily make a very large mess of your program. + =item B This is a read-only attribute which returns the package name for the