{"ast_node_type":"other","tokens":[{"end":56,"kind":"keyword","start":0,"text":"DefKind::Ctor(CtorOf::Struct,"}]}
            DefKind::Ctor(CtorOf::Struct, CtorKind::Fn),
        let NameBindingKind::Res(Res::Def(
            ctor_def_id,