Also keep in mind that Traceur adds its own global runtime, I usually recommend 6to5 instead (despite what the name suggests, it supports some ES7 features as w

Also keep in mind that Traceur adds its own global runtime, I usually recommend 6to5 instead (despite what the name suggests, it supports some ES7 features as well and even JSX). Here's a good features comparison table of common transpilers: http://6to5.org/docs/compare/#comparison-to-other-transpilers http://6to5.org/docs/compare/#comparison-to-other-transpiler...