// Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.

/// @assertion Point<T> operator *(num factor)
/// This function accepts a num as its argument only so that you can scale
/// Point<double> objects by an int factor.
/// Because the star operator always returns the same type of Point that
/// originally called it, passing in a double factor on a Point<int> causes causes a
/// compile time error
/// @description Checks that passing in a double factor on a Point<int> causes a
/// runtime error
/// Checks that passing in an int factor on a Point<double> does not causes a
/// runtime error.
/// @author kaigorodov

import "dart:math";
import "../../../Utils/dynamic_check.dart";

main() {
  checkTypeError(() {
    return new Point<int>(1, 2) * 1.1;
  });
  new Point<double>(1.0, 2.1) * 1;
}
