export declare namespace DataUtils {
    /**
     * isNone(null) -> true
     * isNone(undefined) -> true
     * isNone(0) -> false
     * isNone('test') -> false
     * you can also use value == null. just can go totally wrong when someone else things its an mistake and adds another =
     * @param value
     */
    function isNone(value: any): boolean;
    /**
     * isNotNone(null) -> false
     * isNotNone(undefined) -> false
     * isNotNone(0) -> true
     * isNotNone('test') -> true
     * @param value
     * you can also use value != null. just can go totally wrong when someone else things its an mistake and adds another =
     */
    function isNotNone(value: any): boolean;
    /**
     * get first isNotNone value from this list
     * @param values
     */
    function getNonNone(...values: readonly any[]): any;
    /**
     * requiredDataCheck({test:1}, {test:true, test_2:true}) -> error test_2 is missing
     * @param data
     * @param types
     */
    function requiredDataCheck(data: any, types: any): void;
    /**
     * same as Object.assign but will assign to deeper objects too.
     * @param target
     * @param overrideTarget
     * @returns {any}
     */
    function assignDeep(target: any, ...overrideTarget: readonly any[]): any;
    function isFunction(obj: any): boolean;
    function isObject(obj: any): boolean;
    function until(conditionFunction: () => boolean): Promise<unknown>;
    function parseBoolean(value: string | null | undefined): boolean;
}