2 ms·async-await is in neither of those, though TS does support it and downlevels it to ES5/ES6.by Arnavion 10y agoasync-await is in neither of those, though TS does support it and downlevels it to ES5/ES6.bjork24 10y agoAsync-await is one of the main features of ES7.Arnavion 10y agoYou are mistaken. The only new syntax ES7 added was the exponentiation operator. async-await was still in stage 3 at the time. It will be in ES2017 (ES8).jayajay 10y agoHm, that's unfortunate.