Decorator to validate argument count

argCountValidator.js

function validateAndCall(args, enforcedFunction, maxArgumentCount) {
  if(args.length > maxCount) {
    throw new Error(`Function '${fn.name}' cannot be called with more than ${maxCount} arguments, but was called with ${args.length}`);
  }
  
  return fn.apply(null, args);
}

function enforceCount({ enforcedFunction, maxArgumentCount }) {
  return function () {
    return validateAndCall(arguments, enforcedFunction, maxArgumentCount);
  }
}

// export in whichever way you need
export default enforceCount