{"ast_node_type":"other","tokens":[{"end":84,"kind":"keyword","start":0,"text":"binder_idents.insert(Ident::from_str(name.unwrap_or(\"'a\")));"}]}
                        binder_idents.insert(Ident::from_str(name.unwrap_or("'a")));
                        let mut binder_idents: FxIndexSet<Ident> = Default::default();