syntax_data: {"ast_node_type":"other","tokens":[{"end":16,"kind":"keyword","start":0,"text":"quote!"}]}
source_snippet:         quote! {
context_before:         quote!(::rustc_type_ir::TypeFoldable<I>),
context_after:             fn try_fold_with<__F: ::rustc_type_ir::FallibleTypeFolder<I>>(