{"ast_node_type":"other","tokens":[{"end":16,"kind":"keyword","start":0,"text":"quote!"}]}
        quote! {
        quote!(::rustc_middle::ty::TypeFoldable<::rustc_middle::ty::TyCtxt<'tcx>>),
            fn try_fold_with<__F: ::rustc_middle::ty::FallibleTypeFolder<::rustc_middle::ty::TyCtxt<'tcx>>>(