Comments

diff --git a/lib/Mouse/Meta/Class.pm b/lib/Mouse/Meta/Class.pm
index decbfb1..4ac22d2 100644 (file)
--- a/lib/Mouse/Meta/Class.pm
+++ b/lib/Mouse/Meta/Class.pm
@@ -238,7 +238,10 @@ sub add_attribute {
         Carp::carp(qq{Attribute ($name) of class }.$self->name
             .qq{ has no associated methods (did you mean to provide an "is" argument?)});
     }
+
     if(!Mouse::Util::MOUSE_XS) {
+        # in Mouse::PurePerl, attribute initialization code is cached, so it
+        # must be clear here. See _initialize_object() in Mouse::PurePerl.
         delete $self->{_initialize_object};
     }
     return $attr;

diff --git a/lib/Mouse/PurePerl.pm b/lib/Mouse/PurePerl.pm
index fefcbcc..1bd7c3f 100644 (file)
--- a/lib/Mouse/PurePerl.pm
+++ b/lib/Mouse/PurePerl.pm
@@ -317,12 +317,13 @@ sub clone_object {
 
     my $cloned = bless { %$object }, ref $object;
     $class->_initialize_object($cloned, $args, 1);
-
     return $cloned;
 }
 
 sub _initialize_object{
     my($self, $object, $args, $is_cloning) = @_;
+    # The initializer, which is used everywhere, must be clear
+    # when an attribute is added. See Mouse::Meta::Class::add_attribute.
     my $initializer = $self->{_initialize_object} ||= do {
         Mouse::Util::load_class($self->constructor_class)
             ->_generate_initialize_object($self);