export declare function transformKeyValue(key: string | string[], value: string | null, negative?: boolean): string;
export declare function transformExclusion(key: string, value: string | null): string;
export declare function transformOrGroup(key: string, value: string[]): string;
export declare function isNumeric(value: string): boolean;
export declare function transformKeyValueOrGroup(key: string, value: string): string;
export declare function transformFuzzy(value: string): string;