On Mon, Feb 11, 2013 at 12:30 PM, Oliver Hunt <oli...@apple.com> wrote:
> Saving the cost of "generator overhead" by making all iteration > technically slower by depending on exceptions (correct semantics mean even > optimising out the throw is tricky for default iteration generators). > We are epicly talking past each other in this thread, but if you're saying that the raw iterator protocol will rarely be used by developers, no argument. For now I would say that we shouldn't expose the internal implementation > behaviour of yield (which is what being able to explicitly create or call a > generator produces). That fairly trivially resolves the StopIteration > behaviour by pushing it out of the ES6 spec. If there's enough demand for > manually creating or 'calling' a generator then we can fix it in ES6.x/7 > Can you be more concrete? Generator-iterators must at least be first-class values that can be created and then passed around. -j
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