forked from zhufuyi/sponge
/
proto.go
40 lines (31 loc) · 875 Bytes
/
proto.go
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// Package proto is a protobuf encoding and decoding.
package proto
import (
"fmt"
"github.com/hankyu66/sponge/pkg/encoding"
"google.golang.org/protobuf/proto"
)
// Name is the name registered for the proto compressor.
const Name = "proto"
func init() {
encoding.RegisterCodec(codec{})
}
// codec is a Codec implementation with protobuf. It is the default codec for gRPC.
type codec struct{}
func (codec) Marshal(v interface{}) ([]byte, error) {
vv, ok := v.(proto.Message)
if !ok {
return nil, fmt.Errorf("failed to marshal, message is %T, want proto.Message", v)
}
return proto.Marshal(vv)
}
func (codec) Unmarshal(data []byte, v interface{}) error {
vv, ok := v.(proto.Message)
if !ok {
return fmt.Errorf("failed to unmarshal, message is %T, want proto.Message", v)
}
return proto.Unmarshal(data, vv)
}
func (codec) Name() string {
return Name
}