/**
 * Determines whether a vehicle identification number (VIN) is valid based on
 * length and check digit
 *
 * ### Example (es module)
 * ```js
 * import { validate } from '@voxasoftworks/vin';
 *
 * console.log(validate('11111111111111111'));
 * // => true
 * ```
 *
 * ### Example (es module)
 * ```js
 * var validate = require('@voxasoftworks/vin').validate;
 *
 * console.log(validate('11111111111111111'));
 * // => true
 * ```
 *
 * @param vin - the VIN to be validated
 * @returns boolean based on VIN validity
 */
export declare const validate: (vin?: string | null | undefined) => boolean;