Typings issue #59
Description
Hi guys, just pulled down the latest version and I see a problem with typings on latest typescript version.
It's this line. https://github.com/FormidableLabs/react-native-app-auth/blob/master/index.d.ts#L20
Basically you can't extend type, it either has to be interface or class. Types are combined via '&' operator.
Easiest fix would be to change AuthConfiguration to type and do = BaseAuthConfiguration & {
...
}