{"ast_node_type":"other","tokens":[{"end":70,"kind":"keyword","start":0,"text":"Res::Def(DefKind::Ctor(CtorOf::Struct,"}]}
            Res::Def(DefKind::Ctor(CtorOf::Struct, ..), ctor_did) => {
            }
                let struct_did = self.parent(ctor_did);