public OrExpressionSpecification(ExpressionSpecification <T> left, ExpressionSpecification <T> right)
{
_right = right;
_left = left;
}
public NotExpressionSpecification(ExpressionSpecification <T> left)
{
_left = left;
}
public ExpressionSpecification <T> Or(ExpressionSpecification <T> specification) => new OrExpressionSpecification <T>(this, specification);
public ExpressionSpecification <T> Not(ExpressionSpecification <T> specification) => new NotExpressionSpecification <T>(this);
public ExpressionSpecification <T> And(ExpressionSpecification <T> specification) => new AndExpressionSpecification <T>(this, specification);
