/// <summary>
/// Adds diff object if it does not exists, or updated if it exists
/// </summary>
/// <param name="diffObject">The diff object.</param>
/// <returns></returns>
/// <exception cref="System.ArgumentNullException">diffObject</exception>
public DiffObject AddOrUpdate(DiffObject diffObject)
{
if (diffObject == null)
{
throw new ArgumentNullException(nameof(diffObject));
}
return(diffObjects.AddOrUpdate(diffObject.Id, diffObject, (key, existingDiffObject) =>
{
//null is marker for no value
if (diffObject.Left != null)
{
existingDiffObject.Left = diffObject.Left;
}
//null is marker for no value
if (diffObject.Right != null)
{
existingDiffObject.Right = diffObject.Right;
}
return existingDiffObject;
}));
}
public bool TryGet(int id, out DiffObject diffObject)
{
return(diffObjects.TryGetValue(id, out diffObject));
}
