message: rewrited ActionSheetItem to tsx, added before property
diff: import React from 'react';
  -import PropTypes from 'prop-types';
  import classNames from '../../lib/classNames';
  import getClassName from '../../helpers/getClassName';
  import Tappable from '../Tappable/Tappable';
  +import usePlatform from '../../hooks/usePlatform';
  +import { HasChildren, HasClassName, HasStyleObject } from '../../types/props';
  -const baseClassNames = getClassName('ActionSheetItem');
  +export interface ActionSheetItemProps extends HasClassName, HasChildren, HasStyleObject {
  + theme?: 'default' | 'destructive' | 'cancel',
  + before?: React.ReactNode,
  + // meta?: React.ReactNode,
  + // subtitle?: React.ReactNode,
  + onClick?(): void,
  + autoclose?: boolean
  +}
  -const ActionSheetItem = ({ className, children, autoclose, theme, ...restProps }) => (
  +const ActionSheetItem: React.FunctionComponent<ActionSheetItemProps> = ({
  + className,
  + children,
  + autoclose,
  + theme,
  + // meta,
  + // subtitle,
  + before,
  + ...restProps
  +}: ActionSheetItemProps) => {
  + const platform = usePlatform();
  + return (
  <Tappable
  {...restProps}
  - className={classNames(baseClassNames, className, { [`ActionSheetItem--${theme}`]: true })}
  + className={
  + classNames(getClassName('ActionSheetItem', platform), className, {[`ActionSheetItem--${theme}`]: true})
  + }
  component={theme === 'cancel' ? 'span' : 'div'}
  >
  - <span className="ActionSheetItem__in">{children}</span>
  + {before && <div className="ActionSheetItem__before">{before}</div>}
  + <div className="ActionSheetItem__container">
  + <div className="ActionSheetItem__content">
  + <div className="ActionSheetItem__children">{children}</div>
  + {/* {meta && <div className="ActionSheetItem__meta">{meta}</div>} */}
  + {/* {subtitle && <div className="ActionSheetItem__descr">{subtitle}</div>} */}
  + </div>
  + </div>
  </Tappable>
  );
  -
  -ActionSheetItem.propTypes = {
  - theme: PropTypes.oneOf(['default', 'destructive', 'cancel']),
  - children: PropTypes.node,
  - style: PropTypes.object,
  - onClick: PropTypes.func,
  - className: PropTypes.string,
  - autoclose: PropTypes.bool
  };
  ActionSheetItem.defaultProps = {
  