private bool ContainsPair(UnorderedReferencePair pair)
{
#if CLR_2_0 || CLR_4_0
return(table.ContainsKey(pair));
#else
return(table.Contains(pair));
#endif
}
/// <summary>
/// Check whether two objects have previously
/// been compared, returning true if they have.
/// The two objects are remembered, so that a
/// second call will always return true.
/// </summary>
public bool CheckRecursion(IEnumerable expected, IEnumerable actual)
{
var pair = new UnorderedReferencePair(expected, actual);
if (ContainsPair(pair))
{
return(true);
}
table.Add(pair, null);
return(false);
}
public bool Equals(UnorderedReferencePair other)
{
return((ReferenceEquals(first, other.first) && ReferenceEquals(second, other.second)) ||
(ReferenceEquals(first, other.second) && ReferenceEquals(second, other.first)));
}
private bool ContainsPair(UnorderedReferencePair pair)
{
return(table.ContainsKey(pair));
}
