/// <summary>
/// Does a logical negation of the operator.
/// </summary>
/// <returns>The resulting operator.</returns>
public IOperator LogicallyNegate()
{
if (Operator == ExpressionType.Not)
{
return(InternalOperator);
}
InternalOperator = InternalOperator.LogicallyNegate();
return(this);
}
/// <summary>
/// Optimizes the operator based on the mapping source.
/// </summary>
/// <param name="mappingSource">The mapping source.</param>
/// <returns></returns>
public IOperator Optimize(IMappingSource mappingSource)
{
InternalOperator = InternalOperator.Optimize(mappingSource);
if (InternalOperator is null)
{
return(null !);
}
return(Operator == ExpressionType.Not ? InternalOperator.LogicallyNegate() : (this));
}
/// <summary>
/// Does a logical negation of the operator.
/// </summary>
/// <returns>The resulting operator.</returns>
public IOperator LogicallyNegate()
{
InternalOperator = InternalOperator?.LogicallyNegate();
return(this);
}