Async/await explanation

with-async-await.js

class Tester {
 	async myAsyncFn() {
    	const foo = await new Promise((resolve, reject) => {
        	console.log('foo fired async')
          	resolve('myAsyncFn resolved');
        });
      console.log('bar fired');
		  console.log('foo has a value: ', foo);
    }
}
const myTester = new Tester();
myTester.myAsyncFn();

// foo fired async
// bar fired
// foo has a value:  myAsyncFn resolved

without-async-await.js

class Tester {
 	myAsyncFn() {
    	const foo = new Promise((resolve, reject) => {
        	console.log('foo fired')
          	resolve('myAsyncFn resolved');
        });
      console.log('bar fired');
		  console.log('foo has a value: ', foo);
    }
}
const myTester = new Tester();
myTester.myAsyncFn();

// foo fired
// bar fired
// foo has a value:  Promise {<resolved>: "myAsyncFn resolved"}