declare type SymbolicOperator = "<" | "<=" | ">" | ">=" | "==" | "!=";
declare type NamedOperator = `=${"lt" | "le" | "gt" | "ge" | "in" | "out"}=`;
export declare type KnownOperator = SymbolicOperator | NamedOperator;
export declare const toSqlOperator: (operator: KnownOperator) => string;
export declare const isKnownOperator: (maybe: string) => maybe is KnownOperator;
export {};
//# sourceMappingURL=operators.d.ts.map