public override String ToString()
{
var parts = new List <String>();
parts.Add(PropertyName);
if (_valuesAreProvided)
{
parts.Add(String.Format("+[{0}], -[{1}]", NewValue.ToInvariantString() ?? "null", OldValue.ToInvariantString() ?? "null"));
}
if (_tagIsProvided)
{
parts.Add(Tag.ToInvariantString());
}
return(parts.StringJoin(": "));
}
