code: function curry(fn) {
    return function resolver() {
      for (var _len = arguments.length, resolverArgs = Array(_len), _key = 0; _key < _len; _key++) {
        resolverArgs[_key] = arguments[_key];
      }
  
      return function () {
        for (var _len2 = arguments.length, args = Array(_len2), _key2 = 0; _key2 < _len2; _key2++) {
          args[_key2] = arguments[_key2];
        }
  
        var nextArgs = resolverArgs.concat(args.length ? args : null);
        var next = nextArgs.length >= fn.length ? fn : resolver;
        return next.apply(undefined, toConsumableArray(nextArgs));
      };
    }();
  }
docs: Takes a function with args and returns a curried version of it
  @param   {Function}  fn  A function to curry
  @returns {Function}      A curried version of the original function