syntax_data: {"ast_node_type":"other","tokens":[{"end":46,"kind":"keyword","start":0,"text":"ty::CoroutineClosure(_,"}]}
source_snippet:             ty::CoroutineClosure(_, args) => {
context_after:                 let ty = self.infcx.shallow_resolve(args.as_coroutine_closure().tupled_upvars_ty());