gin/render/json.go
Javier Provecho Fernandez 963acc4b0c Fix #198 (#781)
* Add new function to Render interface for writing content type only

* Add support for the new function in Render interface for writing content-type only

* Fix unhandled merge conflict in context_test.go

* Update vendor.json
2017-01-09 16:24:48 +01:00

58 lines
1.1 KiB
Go

// Copyright 2014 Manu Martinez-Almeida. All rights reserved.
// Use of this source code is governed by a MIT style
// license that can be found in the LICENSE file.
package render
import (
"encoding/json"
"net/http"
)
type (
JSON struct {
Data interface{}
}
IndentedJSON struct {
Data interface{}
}
)
var jsonContentType = []string{"application/json; charset=utf-8"}
func (r JSON) Render(w http.ResponseWriter) (err error) {
if err = WriteJSON(w, r.Data); err != nil {
panic(err)
}
return
}
func (r JSON) WriteContentType(w http.ResponseWriter) {
writeContentType(w, jsonContentType)
}
func WriteJSON(w http.ResponseWriter, obj interface{}) error {
writeContentType(w, jsonContentType)
jsonBytes, err := json.Marshal(obj)
if err != nil {
return err
}
w.Write(jsonBytes)
return nil
}
func (r IndentedJSON) Render(w http.ResponseWriter) error {
r.WriteContentType(w)
jsonBytes, err := json.MarshalIndent(r.Data, "", " ")
if err != nil {
return err
}
w.Write(jsonBytes)
return nil
}
func (r IndentedJSON) WriteContentType(w http.ResponseWriter) {
writeContentType(w, jsonContentType)
}