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Re:Replace CoffeeScript with ES6 by mbrubeck on Friday January 30, 2015 @12:06AM (#8970542)
Firefox and IE11 already natively implement a majority of new ES6 features, and Chrome is getting there:

http://kangax.github.io/compat-table/es6/

The main laggard for now is Safari/WebKit.

Re:Replace CoffeeScript with ES6 by TheHippo on Friday January 30, 2015 @01:46AM (#8970778)
Current stable browser versions:

FF 35: 60% Chrome 40: 35% Safari 8/Mobile: 22% IE11: 21%

Re:Replace CoffeeScript with ES6 by mbrubeck on Friday January 30, 2015 @12:48PM (#8973209)
Oops, yeah. I wrote "IE11" but I meant "IE TP".

The dev versions of IE/Firefox/Chrome/WebKit are up to 70%/69%/48%/28% respectively.

Re:Replace CoffeeScript with ES6 by pjmlp on Friday January 30, 2015 @06:53AM (#8971594)
> Chrome is getting there

They are busy with that other programming language.