(*ast.AssignStmt)(nil),
	}
	inspect.Preorder(nodeFilter, func(n ast.Node) {
		stmt := n.(*ast.AssignStmt)
		if stmt.Tok != token.ASSIGN {
			return // ignore :=
		}
		if len(stmt.Lhs) != len(stmt.Rhs) {
			// If LHS and RHS have different cardinality, they can't be the same.
			return
		}
		for i, lhs := range stmt.Lhs {
			rhs := stmt.Rhs[i]
			if analysisutil.HasSideEffects(pass.TypesInfo, lhs) ||

	sql = DB.Dialector.Explain(stmt.SQL.String(), stmt.Vars...)
	if !regexp.MustCompile(`.*age.*=10241024,`).MatchString(sql) {
		t.Errorf("Failed to generate sql, got %v", sql)
	}

	stmt = dryRunDB.Model(&user).Where("id = ?", 1).Updates(map[string]interface{}{"age": ageBool(false)}).Statement
	sql = DB.Dialector.Explain(stmt.SQL.String(), stmt.Vars...)
	if !regexp.MustCompile(`.*age.*=false,`).MatchString(sql) {

func ConvertSliceOfMapToValuesForCreate(stmt *gorm.Statement, mapValues []map[string]interface{}) (values clause.Values) {
	columns := make([]string, 0, len(mapValues))

	// when the length of mapValues is zero,return directly here
	// no need to call stmt.SelectAndOmitColumns method
	if len(mapValues) == 0 {
		stmt.AddError(gorm.ErrEmptySlice)
		return
	}

	var (

			stmt := &gorm.Statement{DB: db, Table: user.Table, Schema: user, Clauses: map[string]clause.Clause{}}
			clause.NamedExpr{SQL: result.SQL, Vars: result.Vars}.Build(stmt)
			if stmt.SQL.String() != result.Result {
				t.Errorf("generated SQL is not equal, expects %v, but got %v", result.Result, stmt.SQL.String())
			}

			if !reflect.DeepEqual(result.ExpectedVars, stmt.Vars) {

			return true
		}
		var id *ast.Ident // id of cancel var
		stmt := stack[len(stack)-3]
		switch stmt := stmt.(type) {
		case *ast.ValueSpec:
			if len(stmt.Names) > 1 {
				id = stmt.Names[1]
			}
		case *ast.AssignStmt:
			if len(stmt.Lhs) > 1 {
				id, _ = stmt.Lhs[1].(*ast.Ident)
			}
		}
		if id != nil {
			if id.Name == "_" {
				pass.ReportRangef(id,

import org.codehaus.groovy.ast.stmt.ForStatement;
import org.codehaus.groovy.ast.stmt.IfStatement;
import org.codehaus.groovy.ast.stmt.ReturnStatement;
import org.codehaus.groovy.ast.stmt.SwitchStatement;
import org.codehaus.groovy.ast.stmt.SynchronizedStatement;
import org.codehaus.groovy.ast.stmt.ThrowStatement;
import org.codehaus.groovy.ast.stmt.TryCatchStatement;
import org.codehaus.groovy.ast.stmt.WhileStatement;

// TxCommitter tx committer
type TxCommitter interface {
	Commit() error
	Rollback() error
}

// Tx sql.Tx interface
type Tx interface {
	ConnPool
	TxCommitter
	StmtContext(ctx context.Context, stmt *sql.Stmt) *sql.Stmt
}

// Valuer gorm valuer interface
type Valuer interface {
	GormValue(context.Context, *DB) clause.Expr
}

// GetDBConnector SQL db connector
type GetDBConnector interface {

// is "".
func (check *Checker) isTerminating(s ast.Stmt, label string) bool {
	switch s := s.(type) {
	default:
		panic("unreachable")

	case *ast.BadStmt, *ast.DeclStmt, *ast.EmptyStmt, *ast.SendStmt,
		*ast.IncDecStmt, *ast.AssignStmt, *ast.GoStmt, *ast.DeferStmt,
		*ast.RangeStmt:
		// no chance

	case *ast.LabeledStmt:
		return check.isTerminating(s.Stmt, s.Label.Name)

	case *ast.ExprStmt:

		f.Syntax.Stmt[i] = block
		return block
	}

	ensureBlock := func(i int) *LineBlock {
		switch stmt := f.Syntax.Stmt[i].(type) {
		case *LineBlock:
			return stmt
		case *Line:
			block := &LineBlock{
				Token: []string{"require"},
				Line:  []*Line{stmt},
			}
			stmt.Token = stmt.Token[1:] // remove "require"
			stmt.InBlock = true
			f.Syntax.Stmt[i] = block

		// we inserted above.
		pos := f.fset.File(n.Body.End()).Pos(elseOffset + 4)
		switch stmt := n.Else.(type) {
		case *ast.IfStmt:
			block := &ast.BlockStmt{
				Lbrace: pos,
				List:   []ast.Stmt{stmt},
				Rbrace: stmt.End(),
			}
			n.Else = block
		case *ast.BlockStmt:
			stmt.Lbrace = pos
		default:
			panic("unexpected node type in if")
		}
		ast.Walk(f, n.Else)
		return nil