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errors.go
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// Copyright 2012 Oliver Eilhard. All rights reserved.
// Use of this source code is governed by a MIT-license.
// See http://olivere.mit-license.org/license.txt for details.
package elastic
import (
"encoding/json"
"fmt"
"io/ioutil"
"net/http"
)
func checkResponse(res *http.Response) error {
// 200-299 and 404 are valid status codes
if (res.StatusCode >= 200 && res.StatusCode <= 299) ||
res.StatusCode == http.StatusNotFound {
return nil
}
slurp, err := ioutil.ReadAll(res.Body)
if err != nil {
return fmt.Errorf("elastic: got HTTP response code %d and error reading body: %v", res.StatusCode, err)
}
errReply := new(Error)
err = json.Unmarshal(slurp, errReply)
if err == nil && errReply != nil {
return errReply.Error()
}
return nil
}
type Error struct {
Status int `json:"status"`
Message string `json:"error"`
}
func (e *Error) Error() error {
return fmt.Errorf("elastic: Error %d: %s", e.Status, e.Message)
}