/**
 * Determine whether a value *isn't* undefined
 * @param t the value to check
 * @public
 */
export declare function isDefined<T>(t: T | undefined): t is T;
/**
 * Determine whether a value *isn't* null
 * @param t the value to check
 * @public
 */
export declare function isNotNull<T>(t: T | null): t is T;
//# sourceMappingURL=checks.d.ts.map