{"ast_node_type":"variable","tokens":[{"end":67,"kind":"keyword","start":0,"text":"if"}]}
            if let GenericParamDefKind::Const { .. } = param.kind {
        for param in &self.ev.tcx.generics_of(self.item_def_id).own_params {
                self.visit(self.ev.tcx.type_of(param.def_id).instantiate_identity());