// Summary:
// Compares the current object with another object of the same type.
//
// Parameters:
// other:
// An object to compare with this object.
//
// Returns:
// A value that indicates the relative order of the objects being compared.
// The return value has the following meanings: Value Meaning Less than zero
// This object is less than the other parameter.Zero This object is equal to
// other. Greater than zero This object is greater than other.
public int CompareTo(ReturnValueElement other)
{
int retVal = 1;
if (other != null)
{
if (Value == other.Value && AsType == other.AsType)
{
// This seem to be the same return value
retVal = 0;
// Ensure that previous elements match.
if (PreviousElement != null)
{
retVal = PreviousElement.CompareTo(other.PreviousElement);
}
else
{
if (other.PreviousElement != null)
{
retVal = -1;
}
}
}
}
return(retVal);
}
public IEnumerable <StackElement <SYMBOL_ENUM, TREE_NODE> > Iterate()
{
if (PreviousElement == null)
{
return new StackElement <SYMBOL_ENUM, TREE_NODE>[] { this }
}
;
else
{
return(PreviousElement.Iterate().Concat(this));
}
}
