A good solution hasn't been common. Try to use babel with gulp. You have to just glob a bunch of files and hope you've covered all your dependencies. It becomes

A good solution hasn't been common. Try to use babel with gulp. You have to just glob a bunch of files and hope you've covered all your dependencies. It becomes a mess once you get into more complicated stuff. Webpack also handles sourcemaps flawlessly, and you get tons of other stuff like http://webpack.github.io/docs/hot-module-replacement.html http://webpack.github.io/docs/hot-module-replacement.html.