File: genericInterfaceImplementation.types

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=== tests/cases/compiler/genericInterfaceImplementation.ts ===
interface IOption<A> {
    get(): A;
>get : () => A

    flatten<B>(): IOption<B>;
>flatten : <B>() => IOption<B>
}

class None<T> implements IOption<T>{
>None : None<T>

    get(): T {
>get : () => T

        throw null;
>null : null
    }

    flatten<U>() : IOption<U> {
>flatten : <U>() => IOption<U>

        return new None<U>();
>new None<U>() : None<U>
>None : typeof None
    }
}