return nil
}

// ContainsDuplicateTag - returns true if duplicate keys are present in And
func (a And) ContainsDuplicateTag() bool {
	x := make(map[string]struct{}, len(a.Tags))

	for _, t := range a.Tags {
		if _, has := x[t.Key]; has {
			return true
		}
		x[t.Key] = struct{}{}
	}

	return false

}

// CreateKeyRequest is a structure containing fields
// and options for creating keys.
type CreateKeyRequest struct {
	// Name is the name of the key that gets created.
	Name string
}

// DeleteKeyRequest is a structure containing fields
// and options for deleting keys.
type DeleteKeyRequest struct {
	// Name is the name of the key that gets deleted.
	Name string
}

pkg database/sql, method (NullInt16) Value() (driver.Value, error)
pkg database/sql, type NullByte struct
pkg database/sql, type NullByte struct, Byte uint8
pkg database/sql, type NullByte struct, Valid bool
pkg database/sql, type NullInt16 struct
pkg database/sql, type NullInt16 struct, Int16 int16
pkg database/sql, type NullInt16 struct, Valid bool
pkg debug/elf, const SHT_MIPS_ABIFLAGS = 1879048234

type Expression struct {
	And []*AndCondition `parser:"@@ ( \"OR\" @@ )*"`
}

// ListExpr represents a literal list with elements as expressions.
type ListExpr struct {
	Elements []*Expression `parser:"\"(\" @@ ( \",\" @@ )* \")\" | \"[\" @@ ( \",\" @@ )* \"]\""`
}

// AndCondition represents logical conjunction of clauses
type AndCondition struct {

	CompIdxLevel2C
}

type CompIdxLevel1C struct {
	CompIdxLevel1B
	Data1C string `gorm:"index:,composite:comp_id1"`
}

type CompIdxLevel1B struct {
	Data1B string `gorm:"index:,composite:comp_id1"`
}

type CompIdxLevel2C struct {
	CompIdxLevel2B
	Data2C string `gorm:"index:,unique,composite:comp_id2,priority:1"`
}

type CompIdxLevel2B struct {

	return OpConnectResponse
}

type muxConnectError struct {
	Error string
}

func (muxConnectError) Op() Op {
	return OpMuxConnectError
}

type pongMsg struct {
	NotFound bool      `msg:"nf"`
	Err      *string   `msg:"e,allownil"`
	T        time.Time `msg:"t"`
}

func (pongMsg) Op() Op {
	return OpPong
}

type pingMsg struct {
	T time.Time `msg:"t"`
}

// along with this program.  If not, see <http://www.gnu.org/licenses/>.

package storageclass

import (
	"errors"
	"reflect"
	"testing"
)

func TestParseStorageClass(t *testing.T) {
	tests := []struct {
		storageClassEnv string
		wantSc          StorageClass
		expectedError   error
	}{
		{
			"EC:3",
			StorageClass{
				Parity: 3,
			},
			nil,
		},
		{
			"EC:4",
			StorageClass{

		}
	}
}

// User has many Toys, its `Polymorphic` is `Owner`, Pet has one Toy, its `Polymorphic` is `Owner`
//
//	type User struct {
//	  Toys []Toy `gorm:"polymorphic:Owner;"`
//	}
//	type Pet struct {
//	  Toy Toy `gorm:"polymorphic:Owner;"`
//	}
//	type Toy struct {
//	  OwnerID   int
//	  OwnerType string
//	}
func (schema *Schema) buildPolymorphicRelation(relation *Relationship, field *Field) {

					for i := 0; i < db.Statement.ReflectValue.Len(); i++ {
						obj := db.Statement.ReflectValue.Index(i)
						if reflect.Indirect(obj).Kind() == reflect.Struct {
							appendToElems(obj)
						}
					}
				case reflect.Struct:
					appendToElems(db.Statement.ReflectValue)
				}

				if elems.Len() > 0 {
					assignmentColumns := make([]string, 0, len(rel.References))

		l.Totals[idx] = AccElem{}
		l.LastMin++
	}
}

// BucketStatsMap captures bucket statistics for all buckets
type BucketStatsMap struct {
	Stats     map[string]BucketStats
	Timestamp time.Time
}

// BucketStats bucket statistics
type BucketStats struct {
	Uptime           int64                  `json:"uptime"`