public sealed override int GetHashCode()
{
var left = LeftOperand.GetHashCode();
var right = RightOperand.GetHashCode();
return(EqualsRelationship.GetHashCodeMinMaxOrdered(left, right, GetType().GetHashCode()));
}
protected NotEqualsRelationship(SymbolicValue leftOperand, SymbolicValue rightOperand)
: base(leftOperand, rightOperand)
{
this.hash = new Lazy <int>(() =>
{
var left = LeftOperand.GetHashCode();
var right = RightOperand.GetHashCode();
return(EqualsRelationship.GetHashCodeMinMaxOrdered(left, right, GetType().GetHashCode()));
});
}
private BinaryRelationship GetTransitiveRelationship(EqualsRelationship other)
{
if (LeftOperand.Equals(other.LeftOperand))
{
return(new ComparisonRelationship(ComparisonKind, other.RightOperand, RightOperand));
}
else if (RightOperand.Equals(other.LeftOperand))
{
return(new ComparisonRelationship(ComparisonKind, LeftOperand, other.RightOperand));
}
else if (LeftOperand.Equals(other.RightOperand))
{
return(new ComparisonRelationship(ComparisonKind, other.LeftOperand, RightOperand));
}
else if (RightOperand.Equals(other.RightOperand))
{
return(new ComparisonRelationship(ComparisonKind, LeftOperand, other.LeftOperand));
}
else
{
return(null);
}
}