App.js

render() {
  return (
    <QueryRenderer
      environment={environment}
      query={AppAllPostQuery}
      render={({error, props}) => {
        if (error) {
          return <div>{error.message}</div>
        } else if (props) {
          return <ListPage viewer={props.viewer} />
        }
        return <div>Loading</div>
      }}
    />
  )
}