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.
==== blockScopedBindingsInDownlevelGenerator.ts (0 errors) ====
    function* a() {
      for (const i of [1,2,3]) {
        (() => i)()
        yield i
      }
    }