/// import type { ReactTestInstance } from 'react-test-renderer'; declare class ReactElementTypeError extends Error { constructor(received: unknown, matcherFn: jest.CustomMatcher, context: jest.MatcherContext); } declare function checkReactElement(element: ReactTestInstance | null | undefined, matcherFn: jest.CustomMatcher, context: jest.MatcherContext): asserts element is ReactTestInstance; declare function getType({ type }: ReactTestInstance): any; declare function printElement(element: ReactTestInstance | null): string; declare function getMessage(matcher: string, expectedLabel: string, expectedValue: string | RegExp, receivedLabel: string, receivedValue: string | null): string; declare function matches(textToMatch: string, matcher: string | RegExp): boolean; declare function normalize(text: string): string; declare function isEmpty(value: unknown): boolean; export declare function printDeprecationWarning(functionName: string, message: string): void; export { ReactElementTypeError, checkReactElement, getType, getMessage, matches, normalize, isEmpty, printElement, };