gin/render/redirect.go
田欧 d510595aa5 chore: add some annotations (#1544)
ref: #1075 
because I am not a native English, maybe have a bit problem.
2018-09-15 10:23:32 +08:00

32 lines
981 B
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 (
"fmt"
"net/http"
)
// Redirect contains the http request reference and redirects status code and location.
type Redirect struct {
Code int
Request *http.Request
Location string
}
// Render (Redirect) redirects the http request to new location and writes redirect response.
func (r Redirect) Render(w http.ResponseWriter) error {
// todo(thinkerou): go1.6 not support StatusPermanentRedirect(308)
// when we upgrade go version we can use http.StatusPermanentRedirect
if (r.Code < 300 || r.Code > 308) && r.Code != 201 {
panic(fmt.Sprintf("Cannot redirect with status code %d", r.Code))
}
http.Redirect(w, r.Request, r.Location, r.Code)
return nil
}
// WriteContentType (Redirect) don't write any ContentType.
func (r Redirect) WriteContentType(http.ResponseWriter) {}