http://www.syntaxsuccess.com/viewarticle/tree-shaking-in-javascript http://www.syntaxsuccess.com/viewarticle/tree-shaking-in-jav... use it with babel by using

http://www.syntaxsuccess.com/viewarticle/tree-shaking-in-javascript http://www.syntaxsuccess.com/viewarticle/tree-shaking-in-jav... use it with babel by using splittable.js