{"ast_node_type":"other","tokens":[{"end":82,"kind":"keyword","start":0,"text":"impl<D:"}]}
        impl<D: Decoder, $($name: Decodable<D>),+> Decodable<D> for ($($name,)+) {
    ( $($name:ident,)+ ) => (
            fn decode(d: &mut D) -> ($($name,)+) {