=== tests/cases/conformance/es6/for-ofStatements/for-of18.ts ===
var v: string;
>v : Symbol(v, Decl(for-of18.ts, 0, 3))

for (v of new StringIterator) { } // Should succeed
>v : Symbol(v, Decl(for-of18.ts, 0, 3))
>StringIterator : Symbol(StringIterator, Decl(for-of18.ts, 1, 33))

class StringIterator {
>StringIterator : Symbol(StringIterator, Decl(for-of18.ts, 1, 33))

    next() {
>next : Symbol(next, Decl(for-of18.ts, 3, 22))

        return {
            value: "",
>value : Symbol(value, Decl(for-of18.ts, 5, 16))

            done: false
>done : Symbol(done, Decl(for-of18.ts, 6, 22))

        };
    }
    [Symbol.iterator]() {
>Symbol.iterator : Symbol(SymbolConstructor.iterator, Decl(lib.d.ts, 1236, 31))
>Symbol : Symbol(Symbol, Decl(lib.d.ts, 1186, 52), Decl(lib.d.ts, 1292, 11))
>iterator : Symbol(SymbolConstructor.iterator, Decl(lib.d.ts, 1236, 31))

        return this;
>this : Symbol(StringIterator, Decl(for-of18.ts, 1, 33))
    }
}