feat: add method GetIndexes

migrator.go

@@ -50,6 +50,14 @@ type ColumnType interface {
 	Comment() (value string, ok bool)
 	DefaultValue() (value string, ok bool)
 }
+type Index interface {
+	Table() string
+	Name() string
+	Columns() []string
+	PrimaryKey() (isPrimaryKey bool, ok bool)
+	Unique() (unique bool, ok bool)
+	Option() string
+}
 
 // Migrator migrator interface
 type Migrator interface {
@@ -90,4 +98,5 @@ type Migrator interface {
 	DropIndex(dst interface{}, name string) error
 	HasIndex(dst interface{}, name string) bool
 	RenameIndex(dst interface{}, oldName, newName string) error
+	GetIndexes(dst interface{}) ([]Index, error)
 }

migrator/migrator.go

@@ -3,6 +3,7 @@ package migrator
 import (
 	"context"
 	"database/sql"
+	"errors"
 	"fmt"
 	"reflect"
 	"regexp"
@@ -854,3 +855,8 @@ func (m Migrator) CurrentTable(stmt *gorm.Statement) interface{} {
 	}
 	return clause.Table{Name: stmt.Table}
 }
+
+// GetIndexes return Indexes []gorm.Index and execErr error
+func (m Migrator) GetIndexes(dst interface{}) ([]gorm.Index, error) {
+	return nil, errors.New("not support")
+}