See the docs for each native trait for details on what methods are available.
+=head2 is
+
+Some traits provide a default C<is> for historical reasons. This behavior is
+deprecated, and you are strongly encourage to provide a value. If you don't
+plan to read and write the attribute value directly, you can set C<< is =>
+'bare' >> to prevent standard accessor generation.
+
=head2 default or builder
-Some traits provide a "default default" for historical reasons. This behavior
+Some traits provide a default C<default> for historical reasons. This behavior
is deprecated, and you are strongly encouraged to provide a default value or
make the attribute required.