export declare class Opa {
    static readonly $adjacent: symbol;
    static readonly $all: symbol;
    static readonly $and: symbol;
    static readonly $any: symbol;
    static readonly $between: symbol;
    static readonly $col: symbol;
    static readonly $contained: symbol;
    static readonly $contains: symbol;
    static readonly $endsWith: symbol;
    static readonly $eq: symbol;
    static readonly $gt: symbol;
    static readonly $gte: symbol;
    static readonly $iLike: symbol;
    static readonly $in: symbol;
    static readonly $iRegexp: symbol;
    static readonly $is: symbol;
    static readonly $like: symbol;
    static readonly $lt: symbol;
    static readonly $lte: symbol;
    static readonly $ne: symbol;
    static readonly $noExtendLeft: symbol;
    static readonly $noExtendRight: symbol;
    static readonly $not: symbol;
    static readonly $notBetween: symbol;
    static readonly $notILike: symbol;
    static readonly $notIn: symbol;
    static readonly $notIRegexp: symbol;
    static readonly $notLike: symbol;
    static readonly $notRegexp: symbol;
    static readonly $or: symbol;
    static readonly $overlap: symbol;
    static readonly $placeholder: symbol;
    static readonly $regexp: symbol;
    static readonly $startsWith: symbol;
    static readonly $strictLeft: symbol;
    static readonly $strictRight: symbol;
    static readonly $substring: symbol;
    static getOperator(key: string): symbol | string;
}