/**
 * Asserts that a condition is true, throwing an Error if it is not.
 *
 * @param condition A condition that should be true
 * @param message A message to use in the Error that will be thrown if the condition is falsy
 */
declare function assert(condition?: unknown, message?: string): asserts condition;
declare class AssertionError extends Error {
    constructor(message?: string);
}

export { AssertionError as A, assert as a };