syntax_data: {"ast_node_type":"function","tokens":[{"end":83,"kind":"keyword","start":0,"text":"pub(super)"}]}
source_snippet:         pub(super) fn $opt(cg: &mut super::$struct_name, v: Option<&str>) -> bool {
context_before:     $(
context_after:             super::parse::$parse(&mut redirect_field!(cg.$opt), v)