{"ast_node_type":"other","tokens":[{"end":42,"kind":"keyword","start":0,"text":"match"}]}
    match tt.token_trees().flat_tokens() {
pub(crate) fn parse_macro_name_and_helper_attrs(tt: &TopSubtree) -> Option<(Name, Box<[Name]>)> {
        // `#[proc_macro_derive(Trait)]`