/**
 * Business logic for form validation:
 * It tests against a list of regular expressions that all must pass for this
 * to return true. And IFF an element is passed it will also have to match this value.
 * @param {Array<RegExp>} expressions - List of regular expressions to test against.
 * @param {string} value - The value to test
 * @param {Array<string>} [options] - A list of valid options that this value must match if not null
 * @param {HTMLElement} [element] - An element to test if the value matches its value if not null.
 */
declare const _default: (expressions: any, value: any, options: any, element: any) => any;
export default _default;