{"ast_node_type":"variable","tokens":[{"end":93,"kind":"keyword","start":0,"text":"let"}]}
                        let modifiers_concatenated = format!("{constness}{glue}{asyncness}");
                            if !constness.is_empty() && !asyncness.is_empty() { " " } else { "" };
                        self.dcx().emit_err(errors::PolarityAndModifiers {