X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=lib%2FClass%2FMOP.pm;h=be88dc7888a7f6332167ba029df0fcd082dee849;hb=8ee74136c5d5c5a6416844e7238898f47b00f553;hp=cfb9503bfaccd58bec1a2a93157b68395ed8577b;hpb=69e3ab0a5a391925610bbb917d81da8d53fd1b91;p=gitmo%2FClass-MOP.git

diff --git a/lib/Class/MOP.pm b/lib/Class/MOP.pm
index cfb9503..be88dc7 100644
--- a/lib/Class/MOP.pm
+++ b/lib/Class/MOP.pm
@@ -14,15 +14,20 @@ use Class::MOP::Method;
 use Class::MOP::Immutable;
 
 BEGIN {
-    our $VERSION   = '0.51';
+    our $VERSION   = '0.53';
     our $AUTHORITY = 'cpan:STEVAN';    
     
     use XSLoader;
     XSLoader::load( 'Class::MOP', $VERSION );    
     
     unless ($] < 5.009_005) {
+        require mro;
         no warnings 'redefine', 'prototype';
         *check_package_cache_flag = \&mro::get_pkg_gen;
+        *IS_RUNNING_ON_5_10 = sub () { 1 };
+    }
+    else {
+        *IS_RUNNING_ON_5_10 = sub () { 0 };        
     }
 }
 
@@ -69,14 +74,14 @@ sub load_class {
 }
 
 sub is_class_loaded {
-        my $class = shift;
-        no strict 'refs';
-        return 1 if defined ${"${class}::VERSION"} || defined @{"${class}::ISA"};
-        foreach (keys %{"${class}::"}) {
-                next if substr($_, -2, 2) eq '::';
-                return 1 if defined &{"${class}::$_"};
-        }
-        return 0;
+    my $class = shift;
+    no strict 'refs';
+    return 1 if defined ${"${class}::VERSION"} || defined @{"${class}::ISA"};
+    foreach (keys %{"${class}::"}) {
+            next if substr($_, -2, 2) eq '::';
+            return 1 if defined &{"${class}::$_"};
+    }
+    return 0;
 }
 
 
@@ -130,9 +135,7 @@ Class::MOP::Package->meta->add_attribute(
             # rather than re-produce it here
             'namespace' => \&Class::MOP::Package::namespace
         },
-        # NOTE:
-        # protect this from silliness
-        init_arg => '!............( DO NOT DO THIS )............!',
+        init_arg => undef,
         default  => sub { \undef }
     ))
 );
@@ -167,9 +170,7 @@ Class::MOP::Module->meta->add_attribute(
             # rather than re-produce it here
             'version' => \&Class::MOP::Module::version
         },
-        # NOTE:
-        # protect this from silliness
-        init_arg => '!............( DO NOT DO THIS )............!',
+        init_arg => undef,
         default  => sub { \undef }
     ))
 );
@@ -188,9 +189,7 @@ Class::MOP::Module->meta->add_attribute(
             # rather than re-produce it here
             'authority' => \&Class::MOP::Module::authority
         },
-        # NOTE:
-        # protect this from silliness
-        init_arg => '!............( DO NOT DO THIS )............!',
+        init_arg => undef,
         default  => sub { \undef }
     ))
 );
@@ -235,9 +234,7 @@ Class::MOP::Class->meta->add_attribute(
             # rather than re-produce it here
             'superclasses' => \&Class::MOP::Class::superclasses
         },
-        # NOTE:
-        # protect this from silliness
-        init_arg => '!............( DO NOT DO THIS )............!',
+        init_arg => undef,
         default  => sub { \undef }
     ))
 );
@@ -340,6 +337,14 @@ Class::MOP::Attribute->meta->add_attribute(
 );
 
 Class::MOP::Attribute->meta->add_attribute(
+    Class::MOP::Attribute->new('$!initializer' => (
+        init_arg  => 'initializer',
+        reader    => { 'initializer'     => \&Class::MOP::Attribute::initializer     },
+        predicate => { 'has_initializer' => \&Class::MOP::Attribute::has_initializer },
+    ))
+);
+
+Class::MOP::Attribute->meta->add_attribute(
     Class::MOP::Attribute->new('$!writer' => (
         init_arg  => 'writer',
         reader    => { 'writer'     => \&Class::MOP::Attribute::writer     },
@@ -724,6 +729,18 @@ See L<Class::MOP::Method> for more details.
 
 =head1 FUNCTIONS
 
+=head2 Constants
+
+=over 4
+
+=item I<IS_RUNNING_ON_5_10>
+
+We set this constant depending on what version perl we are on, this 
+allows us to take advantage of new 5.10 features and stay backwards 
+compat.
+
+=back
+
 =head2 Utility functions
 
 =over 4