error TS5102: Option 'downlevelIteration' has been removed. Please remove it from your configuration.


!!! error TS5102: Option 'downlevelIteration' has been removed. Please remove it from your configuration.
==== asyncArrowFunction11_es5.ts (0 errors) ====
    // https://github.com/Microsoft/TypeScript/issues/24722
    class A {
        b = async (...args: any[]) => {
            await Promise.resolve();
            const obj = { ["a"]: () => this }; // computed property name after `await` triggers case
        };
    }