import * as React from 'react'; import { act as reactTestRendererAct } from 'react-test-renderer'; type ReactAct = 0 extends 1 & typeof React.act ? typeof reactTestRendererAct : typeof React.act; declare global { var IS_REACT_ACT_ENVIRONMENT: boolean | undefined; } declare function setIsReactActEnvironment(isReactActEnvironment: boolean | undefined): void; declare function getIsReactActEnvironment(): boolean | undefined; declare const act: ReactAct; export default act; export { getIsReactActEnvironment, setIsReactActEnvironment as setReactActEnvironment };