import React from 'react';
import ReactDOM from 'react-dom';
import App from './App.jsx';

main();

function main() {
  const app = document.getElementsByClassName('demonstration')[0];

  ReactDOM.render(<App />, app);
}

@@ -88,37 +88,8 @@
 ';%0A%0A
-main();%0A%0Afunction main() %7B%0A  
 cons
@@ -154,10 +154,8 @@
 %5D;%0A%0A
-  
 Reac
@@ -185,6 +185,5 @@
 p);%0A
-%7D
 %0A

Simplify demo entry point