{"ast_node_type":"other","tokens":[{"end":92,"kind":"keyword","start":0,"text":"(db.const_eval_discriminant(def)"}]}
                            (db.const_eval_discriminant(def) == Ok(tag)).then_some((def, v))
                            let def = e.enum_variants(db).variants[var_idx.0].0;
                        })?;