{"ast_node_type":"other","tokens":[{"end":52,"kind":"keyword","start":0,"text":"("}]}
        ( Ctor(CtorOf::Variant, CtorKind::Fn)      )
        ( Ctor(CtorOf::Struct, CtorKind::Const)    )
        ( Ctor(CtorOf::Variant, CtorKind::Const)   )