you can if you cheat: http://coffeescript.org/#try:%0Aa%20%3D%201%0Ax%20%3D%20-%3E%20%0A%20%20%60var%20a%60%0A%20%20a%20%3D%202%0A%20%20return%20a%20%2B%202%0A%

you can if you cheat: http://coffeescript.org/#try:%0Aa%20%3D%201%0Ax%20%3D%20-%3E%20%0A%20%20%60var%20a%60%0A%20%20a%20%3D%202%0A%20%20return%20a%20%2B%202%0A%0Ax()%0Aconsole.log(a) http://coffeescript.org/#try:%0Aa%20%3D%201%0Ax%20%3D%20-%3E... (I jumped ship to babel though)