Untitled

<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width">
  <title>JS Bin</title>
</head>
<body>

<script id="jsbin-javascript">
console.log('Hello');
let isActivated = false;

let checker = new Promise((resolve, reject)=>{
  console.log('Promise is created!');
  setTimeout(()=>{
    if (isActivated) resolve();
    reject();
  }, 3000);

});

checker
  .then(()=>{
    console.log('Success', isActivated)
  })
  .catch(()=>{
    console.log('Error')
  });

isActivated = true;
</script>


<script id="jsbin-source-javascript" type="text/javascript">console.log('Hello');
let isActivated = false;

let checker = new Promise((resolve, reject)=>{
  console.log('Promise is created!');
  setTimeout(()=>{
    if (isActivated) resolve();
    reject();
  }, 3000);

});

checker
  .then(()=>{
    console.log('Success', isActivated)
  })
  .catch(()=>{
    console.log('Error')
  });

isActivated = true;

</script></body>
</html>