public bool Equals(T x, T y)
{
if (!typeof(T).IsValueType ||
(typeof(T).IsGenericType &&
typeof(T).GetGenericTypeDefinition().IsAssignableFrom(typeof(Nullable <>))))
{
if (Object.Equals(x, default(T)))
{
return(Object.Equals(y, default(T)));
}
if (Object.Equals(y, default(T)))
{
return(false);
}
}
if (x.GetType() != y.GetType())
{
return(false);
}
if (x is IEnumerable && y is IEnumerable)
{
GenericEqualityComparer <object> Comparer = new GenericEqualityComparer <object>();
IEnumerator XEnumerator = ((IEnumerable)x).GetEnumerator();
IEnumerator YEnumerator = ((IEnumerable)y).GetEnumerator();
while (true)
{
bool XFinished = !XEnumerator.MoveNext();
bool YFinished = !YEnumerator.MoveNext();
if (XFinished || YFinished)
{
return(XFinished & YFinished);
}
if (!Comparer.Equals(XEnumerator.Current, YEnumerator.Current))
{
return(false);
}
}
}
if (x is IEquatable <T> )
{
return(((IEquatable <T>)x).Equals(y));
}
if (x is IComparable <T> )
{
return(((IComparable <T>)x).CompareTo(y) == 0);
}
if (x is IComparable)
{
return(((IComparable)x).CompareTo(y) == 0);
}
return(x.Equals(y));
}
/// <summary>
/// Determines if the two items are equal
/// </summary>
/// <param name="x">Object 1</param>
/// <param name="y">Object 2</param>
/// <returns>True if they are, false otherwise</returns>
public bool Equals(T x, T y)
{
if (!typeof(T).IsValueType ||
(typeof(T).IsGenericType &&
typeof(T).GetGenericTypeDefinition().IsAssignableFrom(typeof(Nullable <>))))
{
if (Object.Equals(x, default(T)))
{
return(Object.Equals(y, default(T)));
}
if (Object.Equals(y, default(T)))
{
return(false);
}
}
if (x.GetType() != y.GetType())
{
return(false);
}
var IEnumerablex = x as IEnumerable;
var IEnumerabley = y as IEnumerable;
if (IEnumerablex != null && IEnumerabley != null)
{
var Comparer = new GenericEqualityComparer <object>();
IEnumerator XEnumerator = IEnumerablex.GetEnumerator();
IEnumerator YEnumerator = IEnumerabley.GetEnumerator();
while (true)
{
bool XFinished = !XEnumerator.MoveNext();
bool YFinished = !YEnumerator.MoveNext();
if (XFinished || YFinished)
{
return(XFinished & YFinished);
}
if (!Comparer.Equals(XEnumerator.Current, YEnumerator.Current))
{
return(false);
}
}
}
var TempEquality = x as IEqualityComparer <T>;
if (TempEquality != null)
{
return(TempEquality.Equals(y));
}
var TempComparable = x as IComparable <T>;
if (TempComparable != null)
{
return(TempComparable.CompareTo(y) == 0);
}
var TempComparable2 = x as IComparable;
if (TempComparable2 != null)
{
return(TempComparable2.CompareTo(y) == 0);
}
return(x.Equals(y));
}
