Type annotations for default export

TypeScript Version: 2.1.1

Code

import * as webpack from 'webpack';
export default: webpack.Configuration {
};

Expected behavior: No error

Actual behavior:

[ts] Expression expected. error at default:

I couldn’t find an issue for this but it’s very likely it’s a duplicate

---

Please 👍 on this issue if you want to see this feature in TypeScript and avoid adding "me too" comments. Thank you!

[pelotom]

The problem with

export default ... as X

is that it’s a cast, so it purposely loses type safety.

[mohsen1]

Yes, that’s what I do know but I wish I didn’t have to.