Source file src/github.com/gin-gonic/gin/render/protobuf.go

Documentation: github.com/gin-gonic/gin/render

     1  // Copyright 2018 Gin Core Team. All rights reserved.
     2  // Use of this source code is governed by a MIT style
     3  // license that can be found in the LICENSE file.
     4  
     5  package render
     6  
     7  import (
     8  	"net/http"
     9  
    10  	"google.golang.org/protobuf/proto"
    11  )
    12  
    13  // ProtoBuf contains the given interface object.
    14  type ProtoBuf struct {
    15  	Data any
    16  }
    17  
    18  var protobufContentType = []string{"application/x-protobuf"}
    19  
    20  // Render (ProtoBuf) marshals the given interface object and writes data with custom ContentType.
    21  func (r ProtoBuf) Render(w http.ResponseWriter) error {
    22  	r.WriteContentType(w)
    23  
    24  	bytes, err := proto.Marshal(r.Data.(proto.Message))
    25  	if err != nil {
    26  		return err
    27  	}
    28  
    29  	_, err = w.Write(bytes)
    30  	return err
    31  }
    32  
    33  // WriteContentType (ProtoBuf) writes ProtoBuf ContentType.
    34  func (r ProtoBuf) WriteContentType(w http.ResponseWriter) {
    35  	writeContentType(w, protobufContentType)
    36  }
    37  

View as plain text