gitroast/vendor/github.com/go-xorm/builder/cond_between.go

41 lines
945 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"
// Between implmentes between condition
type Between struct {
Col string
LessVal interface{}
MoreVal interface{}
}
var _ Cond = Between{}
// WriteTo write data to Writer
func (between Between) WriteTo(w Writer) error {
if _, err := fmt.Fprintf(w, "%s BETWEEN ? AND ?", between.Col); err != nil {
return err
}
w.Append(between.LessVal, between.MoreVal)
return nil
}
// And implments And with other conditions
func (between Between) And(conds ...Cond) Cond {
return And(between, And(conds...))
}
// Or implments Or with other conditions
func (between Between) Or(conds ...Cond) Cond {
return Or(between, Or(conds...))
}
// IsValid tests if the condition is valid
func (between Between) IsValid() bool {
return len(between.Col) > 0
}