vmail/vendor/xorm.io/builder/cond_like.go
2020-07-07 00:13:18 +02:00

42 lines
1023 B
Go

// Copyright 2016 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 builder
import "fmt"
// Like defines like condition
type Like [2]string
var _ Cond = Like{"", ""}
// WriteTo write SQL to Writer
func (like Like) WriteTo(w Writer) error {
if _, err := fmt.Fprintf(w, "%s LIKE ?", like[0]); err != nil {
return err
}
// FIXME: if use other regular express, this will be failed. but for compatible, keep this
if like[1][0] == '%' || like[1][len(like[1])-1] == '%' {
w.Append(like[1])
} else {
w.Append("%" + like[1] + "%")
}
return nil
}
// And implements And with other conditions
func (like Like) And(conds ...Cond) Cond {
return And(like, And(conds...))
}
// Or implements Or with other conditions
func (like Like) Or(conds ...Cond) Cond {
return Or(like, Or(conds...))
}
// IsValid tests if this condition is valid
func (like Like) IsValid() bool {
return len(like[0]) > 0 && len(like[1]) > 0
}