syntax_data: {"ast_node_type":"other","tokens":[{"end":104,"kind":"keyword","start":0,"text":"gather_tmods!($struct_name,"}]}
source_snippet:                 gather_tmods!($struct_name, $tmod_enum_name, $opt, &self.$opt, $init, _mods, _tmod_vals,
context_before:             $({
context_after:                     [$dep_tracking_marker], [$($tmod),*]);