/**
 * A shape that only matches UUID strings. Does not match nil or max UUID strings. The default value
 * is a v4 UUID.
 *
 * @category Shape Part
 */
export declare const uuidShape: import("../define-shape/custom-specifier.js").CustomSpecifier<`${string}-${string}-${string}-${string}-${string}`>;
/**
 * A shape that only matches non-empty strings.
 *
 * @category Shape Part
 */
export declare const nonEmptyStringShape: import("../define-shape/custom-specifier.js").CustomSpecifier<string>;