{"ast_node_type":"other","tokens":[{"end":32,"kind":"keyword","start":0,"text":"return"}]}
                    return None;
                if doc_token.parent_ancestors().find_map(ast::MacroCall::cast).filter(|mac| mac.path().and_then(|p| p.segment()?.name_ref()).as_ref().map(|n| n.text()).as_deref() == Some("include_str")).is_some() {
                }