{"ast_node_type":"other","tokens":[{"end":75,"kind":"keyword","start":0,"text":"CfgExpr::Atom(atom)"}]}
            CfgExpr::Atom(atom) => Self { negate: false, var: Some(atom) },
            CfgExpr::Invalid => Self { negate: false, var: None },
            CfgExpr::Not(expr) => match *expr {