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// Copyright (c) AlphaSierraPapa for the SharpDevelop Team (for details please see \doc\copyright.txt)
// This code is distributed under the GNU LGPL (for details please see \doc\license.txt)
using System;
using System.Collections.ObjectModel;
namespace Tango.Scripting.Editors.Utils
{
/// <summary>
/// A collection that cannot contain null values.
/// </summary>
[Serializable]
public class NullSafeCollection<T> : Collection<T> where T : class
{
/// <inheritdoc/>
protected override void InsertItem(int index, T item)
{
if (item == null)
throw new ArgumentNullException("item");
base.InsertItem(index, item);
}
/// <inheritdoc/>
protected override void SetItem(int index, T item)
{
if (item == null)
throw new ArgumentNullException("item");
base.SetItem(index, item);
}
}
}
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