export interface IMasker {
    /**
     * @param value Value to mask
     * @param mask Masking pattern. The first number represents visible characters from the start, second - from the end.
     */
    mask(value: string, mask?: number[]): string;
}
export declare const Masker: import("@webiny/di").Abstraction<IMasker>;
export declare namespace Masker {
    type Interface = IMasker;
}