Re:CoffeeScript 1.6.0 released with support for source maps
by AdamTReineke on Monday March 04, 2013 @04:09PM
(#5320966)
If you have Visual Studio, they have source map debugging for TypeScript working. You can do CoffeeScript dev in Visual Studio [1], but I have no idea if source maps work with that.
[1] http://visualstudiogallery.msdn.microsoft.com/2b96d16a-c986-...