xorm/statement_columnmap.go
Lunny Xiao 6d11913765
Add support subquery on SetExpr (#1428)
* add support subquery on SetExpr

* fix tests
2019-09-23 23:34:26 +08:00

36 lines
594 B
Go

// Copyright 2019 The Xorm Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package xorm
import "strings"
type columnMap []string
func (m columnMap) contain(colName string) bool {
if len(m) == 0 {
return false
}
n := len(colName)
for _, mk := range m {
if len(mk) != n {
continue
}
if strings.EqualFold(mk, colName) {
return true
}
}
return false
}
func (m *columnMap) add(colName string) bool {
if m.contain(colName) {
return false
}
*m = append(*m, colName)
return true
}