revert-apply-traverse.jsx

renderWrappedChildren(children) {
  // Traverse through all children with pretty functional way :-)
  return React.Children.map(children, (child) => {
    
    // This is support for non-node elements (eg. pure text), they have no props
    if (!child.props) {
      return child
    }

    // If current component has additional children, traverse through them as well!
    if (child.props.children) {
      // You have to override also children here
      return React.cloneElement(child, {
        children: this.renderWrappedChildren(child.props.children),
        onChange: this.createHandleChange(child.props.onChange),
      })
    }

    // Return new component with overridden `onChange` callback
    return React.cloneElement(child, {
      onChange: this.createHandleChange(child.props.onChange),
    })
   },
  )
}