declare global {
    namespace Faker {
        interface Extensions {
            /**
             * It generates a random hexadecimal number.
             *
             * @example
             * ```ts
             * import fake from '@micra/faker';
             * import {hexadecimal} from '@micra/faker/extensions/hexadecimal';
             *
             * fake.extend({hexadecimal});
             * fake.hexadecimal(); // string between 0x0 and 0xF
             * ```
             */
            hexadecimal(): string;
            /**
             * It generates a random hexadecimal number with a given length.
             *
             * @param length - The length of the generated string.
             *
             * @example
             * ```ts
             * import fake from '@micra/faker';
             * import {hexadecimal} from '@micra/faker/extensions/hexadecimal';
             *
             * fake.extend({hexadecimal});
             * fake.hexadecimal(2); // "0x0F"
             * ```
             */
            hexadecimal(length: number): string;
            hexadecimal(length?: number): string;
        }
    }
}
export {};