gin/render/text.go
Manu Mtz-Almeida a2105ce34c Fast path for setting headers.
- No heap allocation
- No indirection
- CanonicalMIMEHeaderKey() is not called
2015-05-23 16:39:25 +02:00

31 lines
624 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"
)
type String struct {
Format string
Data []interface{}
}
var plainContentType = []string{"text/plain; charset=utf-8"}
func (r String) Write(w http.ResponseWriter) error {
header := w.Header()
if _, exist := header["Content-Type"]; !exist {
header["Content-Type"] = plainContentType
}
if len(r.Data) > 0 {
fmt.Fprintf(w, r.Format, r.Data...)
} else {
w.Write([]byte(r.Format))
}
return nil
}