update dependencies

Signed-off-by: huanggze <loganhuang@yunify.com>

vendor/github.com/elastic/go-elasticsearch/v6/esapi/esapi.response.go

@@ -0,0 +1,62 @@
+package esapi
+
+import (
+	"bytes"
+	"fmt"
+	"io"
+	"io/ioutil"
+	"net/http"
+	"strconv"
+	"strings"
+)
+
+// Response represents the API response.
+//
+type Response struct {
+	StatusCode int
+	Header     http.Header
+	Body       io.ReadCloser
+}
+
+// String returns the response as a string.
+//
+// The intended usage is for testing or debugging only.
+//
+func (r *Response) String() string {
+	var (
+		out = new(bytes.Buffer)
+		b1  = bytes.NewBuffer([]byte{})
+		b2  = bytes.NewBuffer([]byte{})
+		tr  = io.TeeReader(r.Body, b1)
+	)
+
+	defer r.Body.Close()
+
+	if _, err := io.Copy(b2, tr); err != nil {
+		out.WriteString(fmt.Sprintf("<error reading response body: %v>", err))
+		return out.String()
+	}
+	defer func() { r.Body = ioutil.NopCloser(b1) }()
+
+	out.WriteString(fmt.Sprintf("[%d %s]", r.StatusCode, http.StatusText(r.StatusCode)))
+	out.WriteRune(' ')
+	out.ReadFrom(b2) // errcheck exclude (*bytes.Buffer).ReadFrom
+
+	return out.String()
+}
+
+// Status returns the response status as a string.
+//
+func (r *Response) Status() string {
+	var b strings.Builder
+	b.WriteString(strconv.Itoa(r.StatusCode))
+	b.WriteString(" ")
+	b.WriteString(http.StatusText(r.StatusCode))
+	return b.String()
+}
+
+// IsError returns true when the response status indicates failure.
+//
+func (r *Response) IsError() bool {
+	return r.StatusCode > 299
+}