{"ast_node_type":"other","tokens":[{"end":50,"kind":"keyword","start":0,"text":"(ShlEq,"}]}
            (ShlEq, 2) => (Shl, Eq), // `<<` + `=`
            (ShlEq, 1) => (Lt, Le),  // `<` + `<=`
            (ShrEq, 1) => (Gt, Ge),  // `>` + `>=`