syntax_data: {"ast_node_type":"other","tokens":[{"end":13,"kind":"keyword","start":0,"text":"}"}]}
source_snippet:             }
context_before:                 ty::CoroutineClosure(did, args.try_fold_with(folder)?)
context_after:             ty::Alias(kind, data) => ty::Alias(kind, data.try_fold_with(folder)?),