* See the License for the specific language governing permissions and
 * limitations under the License.
 */

package sql

import "time"

func timestampCompare(op string, left, right time.Time) bool {
	switch op {
	case opLt:
		return left.Before(right)
	case opLte:
		return left.Before(right) || left.Equal(right)
	case opGt:
		return left.After(right)
	case opGte:

	boolA, ok2b := a.ToBool()
	if ok1b && ok2b {
		return boolCompare(op, boolV, boolA)
	}

	timestampV, ok1t := v.ToTimestamp()
	timestampA, ok2t := a.ToTimestamp()
	if ok1t && ok2t {
		return timestampCompare(op, timestampV, timestampA), nil
	}

	// Types cannot be compared, they do not match.
	switch op {
	case opEq:
		return false, nil
	case opIneq:
		return true, nil
	}