makeCurry.js

const makeCurry = (fn) => {
  const slice = [].slice;
  return function curriedFn() {
    let args = slice.call(arguments);

    if (args.length < fn.length) {
      return () => {
        return curriedFn.apply(null, args.concat(slice.call(arguments)));
      };
    }

    return fn.apply(null, args);
  };
};

const volume = (length, width, height) => {
  return length * width * height;
}