syntax_data: {"ast_node_type":"other","tokens":[{"end":73,"kind":"keyword","start":0,"text":"ty::UnsafeBinder(f)"}]}
source_snippet:             ty::UnsafeBinder(f) => ty::UnsafeBinder(f.fold_with(folder)),
context_before:             ty::FnPtr(sig_tys, hdr) => ty::FnPtr(sig_tys.fold_with(folder), hdr),
context_after:             ty::Ref(r, ty, mutbl) => ty::Ref(r.fold_with(folder), ty.fold_with(folder), mutbl),