currying.coffee

curryN = (f, n) ->
  if n <=1
    f
  else
    (firstArg) ->
      curryN(
        ->
          f.apply null, [firstArg].concat Array.prototype.slice.call(arguments),
        n-1
      )

curry = (f)->
  curryN(f, f.length)


f = (a, b, c, d, e) -> a.toString() + " + " + b.toString() + " + " + c.toString() + " + " + d.toString() + " + " + e.toString()

curryF = curry f

alert curryF(1)(1)(2)(10)(12)