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CoffeeScript abstracts out a lot of of awkwardness of working with JS objects.

It does however concrete in a lot of awkwardness from working with compiling a static language into a dynamic one then running it.

CoffeeScript is not a static language - unless I'm misinterpreting what you mean by "static".

And the compilation is pretty light. The syntax is different, but for the most part the semantics are 1:1 with Javascript.

Having said that, any compile-to-language is going to introduce problems that need to be solved. Source maps and short watch+compile times have basically eliminated any problems for me.

You're perhaps thinking of TypeScript.

Yes, I love classes in CS. It makes using the prototype system so simple

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