gistfile1.txt

--- a/src/Mo.pm
+++ b/src/Mo.pm
@@ -12,8 +12,8 @@ sub Mo'import {
         my $d = $a{default}||$a{builder};
         *{ $p . $n } = $d
           ? sub {
-            return $#_ ? $$_{$n} = pop
-              : ! exists $$_{$n} ? $$_{$n} = $_->$d
+            return $$_{$n} = $#_ ? pop
+              : ! exists $$_{$n} ? $_->$d
               : $$_{$n} for @_
           }
           : sub { $#_ ? $_[0]{$n} = $_[1] : $_[0]{$n} }