how to use await in angular function code example

Example 1: "when.promise" async await

/* Promise */const promiseFunction = () => {  ...  return somePromiseFunction();}/* async/await */const asyncFunction = async () => {  ...  return await somePromiseFunction();}

Example 2: "when.promise" async await

/* Promise */somePromiseFunction()  .catch(error => handlerErrorFunction(error))  .then(() => doSomethingFunction());/* async/await */try {  await somePromiseFunction();} catch (error) {  handleErrorFunction(error);} finally {  doSomethingFunction();}