}

// SerializerInterface serializer interface
type SerializerInterface interface {
	Scan(ctx context.Context, field *Field, dst reflect.Value, dbValue interface{}) error
	SerializerValuerInterface
}

// SerializerValuerInterface serializer valuer interface
type SerializerValuerInterface interface {

package schema

import (
	"regexp"
	"strings"

	"gorm.io/gorm/clause"
)

// reg match english letters and midline
var regEnLetterAndMidline = regexp.MustCompile(`^[\w-]+$`)

type CheckConstraint struct {
	Name       string
	Constraint string // length(phone) >= 10
	*Field
}

func (chk *CheckConstraint) GetName() string { return chk.Name }

func (chk *CheckConstraint) Build() (sql string, vars []interface{}) {

			"row":    {db: db},
			"raw":    {db: db},
		},
	}
}

// callbacks gorm callbacks manager
type callbacks struct {
	processors map[string]*processor
}

type processor struct {
	db        *DB
	Clauses   []string
	fns       []func(*DB)
	callbacks []*callback
}

type callback struct {
	name      string
	before    string
	after     string
	remove    bool
	replace   bool

package clause

// Limit limit clause
type Limit struct {
	Limit  *int
	Offset int
}

// Name where clause name
func (limit Limit) Name() string {
	return "LIMIT"
}

// Build build where clause
func (limit Limit) Build(builder Builder) {
	if limit.Limit != nil && *limit.Limit >= 0 {
		builder.WriteString("LIMIT ")
		builder.AddVar(builder, *limit.Limit)
	}
	if limit.Offset > 0 {

package tests_test

import (
	"context"
	"database/sql"
	"os"
	"reflect"
	"testing"

	"gorm.io/driver/mysql"
	"gorm.io/gorm"
	. "gorm.io/gorm/utils/tests"
)

type wrapperTx struct {
	*sql.Tx
	conn *wrapperConnPool
}

func (c *wrapperTx) PrepareContext(ctx context.Context, query string) (*sql.Stmt, error) {
	c.conn.got = append(c.conn.got, query)
	return c.Tx.PrepareContext(ctx, query)
}

package callbacks

import (
	"reflect"
	"testing"

	"gorm.io/gorm"
	"gorm.io/gorm/clause"
)

func TestLoadOrStoreVisitMap(t *testing.T) {
	var vm visitMap
	var loaded bool
	type testM struct {
		Name string
	}

	t1 := testM{Name: "t1"}
	t2 := testM{Name: "t2"}
	t3 := testM{Name: "t3"}

	vm = make(visitMap)
	if loaded = loadOrStoreVisitMap(&vm, reflect.ValueOf(&t1)); loaded {

	Active    bool
}

type Account struct {
	gorm.Model
	UserID sql.NullInt64
	Number string
}

type Pet struct {
	gorm.Model
	UserID *uint
	Name   string
	Toy    Toy `gorm:"polymorphic:Owner;"`
}

type Toy struct {
	gorm.Model
	Name      string
	OwnerID   string
	OwnerType string
}

type Tools struct {
	gorm.Model
	Name     string
	CustomID string

				}
			}
		}
	})
}

type Relation struct {
	Name        string
	Type        schema.RelationshipType
	Schema      string
	FieldSchema string
	Polymorphic Polymorphic
	JoinTable   JoinTable
	References  []Reference
}

type Polymorphic struct {
	ID    string
	Type  string
	Value string
}

type JoinTable struct {
	Name   string
	Table  string

)

func isPrintable(s string) bool {
	for _, r := range s {
		if !unicode.IsPrint(r) {
			return false
		}
	}
	return true
}

// A list of Go types that should be converted to SQL primitives
var convertibleTypes = []reflect.Type{reflect.TypeOf(time.Time{}), reflect.TypeOf(false), reflect.TypeOf([]byte{})}

// RegEx matches only numeric values
var numericPlaceholderRe = regexp.MustCompile(`\$\d+\$`)

	"gorm.io/gorm/clause"
)

// ConstraintInterface database constraint interface
type ConstraintInterface interface {
	GetName() string
	Build() (sql string, vars []interface{})
}

// GormDataTypeInterface gorm data type interface
type GormDataTypeInterface interface {
	GormDataType() string
}

// FieldNewValuePool field new scan value pool
type FieldNewValuePool interface {
	Get() interface{}
	Put(interface{})
}