/**
 * Options for ArrayTransform decorator.
 */
type ArrayTransformOptions = {
    unique?: boolean;
};
/**
 * function to normalize and sanitize an array of any.
 * Applies deduplication as configured.
 *
 * @param {any} value - Value to transform
 * @param {ArrayTransformOptions} opts - Transformation configuration.
 * @returns {any[]} - Transforms a property into a cleaned array.
 */
export declare function arrayTransform(value: any, opts?: ArrayTransformOptions): any[] | undefined;
/**
 * Property decorator to normalize and sanitize an array of any.
 * Applies deduplication as configured.
 *
 * @param {ArrayTransformOptions} opts - Transformation configuration.
 * @returns {PropertyDecorator} - Transforms a property into a cleaned array.
 */
export declare function ArrayTransform(opts?: ArrayTransformOptions): PropertyDecorator;
export {};