devops tenant api

Signed-off-by: runzexia <runzexia@yunify.com>

vendor/github.com/gocraft/dbr/buffer.go

@@ -0,0 +1,29 @@
+package dbr
+
+import "bytes"
+
+type Buffer interface {
+	WriteString(s string) (n int, err error)
+	String() string
+
+	WriteValue(v ...interface{}) (err error)
+	Value() []interface{}
+}
+
+type buffer struct {
+	bytes.Buffer
+	v []interface{}
+}
+
+func NewBuffer() Buffer {
+	return &buffer{}
+}
+
+func (b *buffer) WriteValue(v ...interface{}) error {
+	b.v = append(b.v, v...)
+	return nil
+}
+
+func (b *buffer) Value() []interface{} {
+	return b.v
+}