Add TableName with NamingStrategy support, close #5726

schema/schema.go

@@ -71,6 +71,10 @@ type Tabler interface {
 	TableName() string
 }
 
+type TablerWithNamer interface {
+	TableName(Namer) string
+}
+
 // Parse get data type from dialector
 func Parse(dest interface{}, cacheStore *sync.Map, namer Namer) (*Schema, error) {
 	return ParseWithSpecialTableName(dest, cacheStore, namer, "")
@@ -125,6 +129,9 @@ func ParseWithSpecialTableName(dest interface{}, cacheStore *sync.Map, namer Nam
 	if tabler, ok := modelValue.Interface().(Tabler); ok {
 		tableName = tabler.TableName()
 	}
+	if tabler, ok := modelValue.Interface().(TablerWithNamer); ok {
+		tableName = tabler.TableName(namer)
+	}
 	if en, ok := namer.(embeddedNamer); ok {
 		tableName = en.Table
 	}

tests/go.mod

@@ -3,17 +3,15 @@ module gorm.io/gorm/tests
 go 1.16
 
 require (
-	github.com/denisenkom/go-mssqldb v0.12.2 // indirect
 	github.com/golang-sql/civil v0.0.0-20220223132316-b832511892a9 // indirect
 	github.com/google/uuid v1.3.0
 	github.com/jinzhu/now v1.1.5
 	github.com/lib/pq v1.10.7
-	github.com/mattn/go-sqlite3 v1.14.15 // indirect
-	golang.org/x/crypto v0.0.0-20220926161630-eccd6366d1be // indirect
-	gorm.io/driver/mysql v1.3.6
-	gorm.io/driver/postgres v1.3.10
-	gorm.io/driver/sqlite v1.3.6
-	gorm.io/driver/sqlserver v1.3.2
+	golang.org/x/crypto v0.0.0-20221005025214-4161e89ecf1b // indirect
+	gorm.io/driver/mysql v1.4.0
+	gorm.io/driver/postgres v1.4.1
+	gorm.io/driver/sqlite v1.4.1
+	gorm.io/driver/sqlserver v1.4.0
 	gorm.io/gorm v1.23.10
 )
 

tests/table_test.go

@@ -5,6 +5,8 @@ import (
 	"testing"
 
 	"gorm.io/gorm"
+	"gorm.io/gorm/schema"
+	"gorm.io/gorm/utils/tests"
 	. "gorm.io/gorm/utils/tests"
 )
 
@@ -145,3 +147,27 @@ func TestTableWithAllFields(t *testing.T) {
 
 	AssertEqual(t, r.Statement.Vars, []interface{}{2, 4, 1, 3})
 }
+
+type UserWithTableNamer struct {
+	gorm.Model
+	Name string
+}
+
+func (UserWithTableNamer) TableName(namer schema.Namer) string {
+	return namer.TableName("user")
+}
+
+func TestTableWithNamer(t *testing.T) {
+	var db, _ = gorm.Open(tests.DummyDialector{}, &gorm.Config{
+		NamingStrategy: schema.NamingStrategy{
+			TablePrefix: "t_",
+		}})
+
+	sql := db.ToSQL(func(tx *gorm.DB) *gorm.DB {
+		return tx.Model(&UserWithTableNamer{}).Find(&UserWithTableNamer{})
+	})
+
+	if !regexp.MustCompile("SELECT \\* FROM `t_users`").MatchString(sql) {
+		t.Errorf("Table with namer, got %v", sql)
+	}
+}

utils/tests/dummy_dialecter.go

@@ -2,6 +2,7 @@ package tests
 
 import (
 	"gorm.io/gorm"
+	"gorm.io/gorm/callbacks"
 	"gorm.io/gorm/clause"
 	"gorm.io/gorm/logger"
 	"gorm.io/gorm/schema"
@@ -13,7 +14,14 @@ func (DummyDialector) Name() string {
 	return "dummy"
 }
 
-func (DummyDialector) Initialize(*gorm.DB) error {
+func (DummyDialector) Initialize(db *gorm.DB) error {
+	callbacks.RegisterDefaultCallbacks(db, &callbacks.Config{
+		CreateClauses:        []string{"INSERT", "VALUES", "ON CONFLICT", "RETURNING"},
+		UpdateClauses:        []string{"UPDATE", "SET", "WHERE", "RETURNING"},
+		DeleteClauses:        []string{"DELETE", "FROM", "WHERE", "RETURNING"},
+		LastInsertIDReversed: true,
+	})
+
 	return nil
 }