forked from cloudfoundry-attic/lattice-release
/
helpers.go
36 lines (29 loc) · 878 Bytes
/
helpers.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
package handlers
import (
"encoding/json"
"net/http"
"strconv"
"github.com/cloudfoundry-incubator/receptor"
)
func writeUnknownErrorResponse(w http.ResponseWriter, err error) {
writeJSONResponse(w, http.StatusInternalServerError, receptor.Error{
Type: receptor.UnknownError,
Message: err.Error(),
})
}
func writeBadRequestResponse(w http.ResponseWriter, errorType string, err error) {
writeJSONResponse(w, http.StatusBadRequest, receptor.Error{
Type: errorType,
Message: err.Error(),
})
}
func writeJSONResponse(w http.ResponseWriter, statusCode int, jsonObj interface{}) {
jsonBytes, err := json.Marshal(jsonObj)
if err != nil {
panic("Unable to encode JSON: " + err.Error())
}
w.Header().Set("Content-Length", strconv.Itoa(len(jsonBytes)))
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(statusCode)
w.Write(jsonBytes)
}