import * as React from 'react'; interface PromiseButtonProps { /**选择变化时的回调 */ onClick?: Function; } interface PromiseButtonState {} declare class PromiseButton extends React.Component { state: PromiseButtonState; componentDidMount(): void; componentDidUpdate(prevProps: PromiseButtonProps): void; componentWillUnmount(): void; render: () => React.ReactElement; } export default PromiseButton;