import * as t from "io-ts";
/**
 * Validate if a value complies with a runtime-type.
 *
 * @private
 * @param type Runtime type
 * @param value Value to be validated
 * @param specId Human friendly descriptor used in validation failure message
 */
export declare const assertType: <T>(type: t.Type<T, T, unknown>, value: any, specId: string) => T;