I know Brendan Eich has mentioned that he would like to bring python-like generators into the language. They're in Mozilla's engine, were in ES4, and they're a

I know Brendan Eich has mentioned that he would like to bring python-like generators into the language. They're in Mozilla's engine, were in ES4, and they're a ES Harmony strawman. http://wiki.ecmascript.org/doku.php?id=strawman:generators http://wiki.ecmascript.org/doku.php?id=strawman:generators Otherwise, I'm not really aware of anything. I know there's been efforts around Promises but I think those have been restricted to libraries and I think that even that's stalled because the CommonJS list is split between Promises/A and Promises/B.