=== tests/cases/compiler/specializationError.ts ===
interface Promise<T> {
>Promise : Symbol(Promise, Decl(specializationError.ts, 0, 0))
>T : Symbol(T, Decl(specializationError.ts, 0, 18))

    then<U>(value: T): void;
>then : Symbol(then, Decl(specializationError.ts, 0, 22))
>U : Symbol(U, Decl(specializationError.ts, 1, 9))
>value : Symbol(value, Decl(specializationError.ts, 1, 12))
>T : Symbol(T, Decl(specializationError.ts, 0, 18))
}

interface Bar {
>Bar : Symbol(Bar, Decl(specializationError.ts, 2, 1))

    bar(value: "Menu"): Promise<string>;
>bar : Symbol(bar, Decl(specializationError.ts, 4, 15), Decl(specializationError.ts, 5, 40), Decl(specializationError.ts, 6, 55))
>value : Symbol(value, Decl(specializationError.ts, 5, 8))
>Promise : Symbol(Promise, Decl(specializationError.ts, 0, 0))

    bar<T>(value: string, element: string): Promise<T>;
>bar : Symbol(bar, Decl(specializationError.ts, 4, 15), Decl(specializationError.ts, 5, 40), Decl(specializationError.ts, 6, 55))
>T : Symbol(T, Decl(specializationError.ts, 6, 8))
>value : Symbol(value, Decl(specializationError.ts, 6, 11))
>element : Symbol(element, Decl(specializationError.ts, 6, 25))
>Promise : Symbol(Promise, Decl(specializationError.ts, 0, 0))
>T : Symbol(T, Decl(specializationError.ts, 6, 8))

    bar<T>(value: string): Promise<T>;
>bar : Symbol(bar, Decl(specializationError.ts, 4, 15), Decl(specializationError.ts, 5, 40), Decl(specializationError.ts, 6, 55))
>T : Symbol(T, Decl(specializationError.ts, 7, 8))
>value : Symbol(value, Decl(specializationError.ts, 7, 11))
>Promise : Symbol(Promise, Decl(specializationError.ts, 0, 0))
>T : Symbol(T, Decl(specializationError.ts, 7, 8))
}