{"ast_node_type":"other","tokens":[{"end":32,"kind":"keyword","start":0,"text":"if"}]}
        if !sf.is_positional() {
    fn check_field_def(&mut self, cx: &LateContext<'_>, sf: &hir::FieldDef<'_>) {
            self.check_missing_docs_attrs(cx, sf.def_id, "a", "struct field")