tech: updated xorm libs

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

@@ -0,0 +1,40 @@
+// 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
+}