syntax_data: {"ast_node_type":"other","tokens":[{"end":29,"kind":"keyword","start":0,"text":"stack.extend("}]}
source_snippet:                 stack.extend(
context_before:             ty::FnPtr(sig_tys, _hdr) => {
context_after:                     sig_tys.skip_binder().inputs_and_output.iter().rev().map(|ty| ty.into()),