/// <summary>
/// Gets the addon by key.
/// </summary>
/// <param name="addonBag">The <see cref="AddonBag"/>.</param>
/// <param name="key">The key which uniquely identifies the addon.</param>
/// <returns>The addon with specified key. <see langword="null" /> if no addon with specified key found.</returns>
public static IAddon GetAddon(this AddonBag addonBag, object key)
{
return addonBag.GetAddon(key);
}
/// <summary>
/// Get the single or default addon in the <see cref="AddonBag"/> by type.
/// </summary>
/// <typeparam name="T">The type of the addon.</typeparam>
/// <param name="addonBag">The <see cref="AddonBag"/>.</param>
/// <returns>The addon with specified type, <see langword="null"/> if no addon found.</returns>
/// <exception cref="InvalidOperationException">More than one addon of the specified type found.</exception>
public static T GetAddon<T>(this AddonBag addonBag)
where T : class, IAddon
{
return addonBag.GetAddon<T>();
}
