import { CSN } from "cds-internal-tool";
declare const FunctionBuilder: any;
export declare class CustomFunctionBuilder extends FunctionBuilder {
    constructor(obj: any, options: any, csn: CSN);
    _handleFunction(): void;
    _handleContains(args: any): void;
    _handleCountdistinct(args: any): void;
    _createLikeComparisonForColumn(not: any, left: any, right: any): void;
    private _standardFunction;
    private _handleConcat;
    _timeFunction(functionName: string, args: string | Array<any>): void;
}
export {};