X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?p=gitmo%2FMouse.git;a=blobdiff_plain;f=lib%2FMouse%2FMeta%2FMethod%2FAccessor.pm;h=9b2d92b69767a6c65d639da79adb6a06499041e1;hp=9c5b746a3bf6b02e0949cc362a74e0f3831067a3;hb=0126c27c413cb63f67e66e09b0fdfeb92117503a;hpb=95ecd6f132112c6763cdaf2e6bc72c39e9ab76b5

diff --git a/lib/Mouse/Meta/Method/Accessor.pm b/lib/Mouse/Meta/Method/Accessor.pm
index 9c5b746..9b2d92b 100755
--- a/lib/Mouse/Meta/Method/Accessor.pm
+++ b/lib/Mouse/Meta/Method/Accessor.pm
@@ -94,8 +94,11 @@ sub _generate_accessor{
         }
         elsif(defined $constraint){
             $accessor .= "my \$tmp = $value;\n";
+            #XXX: The following 'defined and' check is for backward compatibility
+            $accessor .= "defined(\$tmp) and ";
+
             $accessor .= "\$compiled_type_constraint->(\$tmp)";
-            $accessor .= "or \$attribute->verify_type_constraint_error(\$name, \$tmp, \$constraint);\n";
+            $accessor .= " || \$attribute->verify_type_constraint_error(\$name, \$tmp, \$constraint);\n";
             $accessor .= "$slot = \$tmp;\n";
         }
         else{
@@ -184,3 +187,4 @@ sub _generate_delegation{
 
 
 1;
+__END__