export default class SingleItemArrayField extends React.Component { static propTypes: { schema: PropTypes.Validator; }>>>; formData: PropTypes.Requireable; }; static getName(): string; constructor(props: any); componentDidUpdate(): void; getStateFromProps(props: any): any; getActiveIdx: (props: any) => any; onChange: (formData: any) => void; } import * as React from "react"; import * as PropTypes from "prop-types";