protobuf-go/protoadapt/convert.go
Abhilash Pallerlamudi e344383da6 protoadapt: helper functions to convert v1 or v2 message to either v1 or v2 message.
Fixes golang/protobuf#1442

Change-Id: I7ec60982be81d5dc060094ccec51d819b17a3a8f
Reviewed-on: https://go-review.googlesource.com/c/protobuf/+/449576
Reviewed-by: Michael Stapelberg <stapelberg@google.com>
Reviewed-by: Damien Neil <dneil@google.com>
Reviewed-by: Lasse Folger <lassefolger@google.com>
2023-03-15 15:17:00 +00:00

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1013 B
Go

// Copyright 2023 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// Package protoadapt bridges the original and new proto APIs.
package protoadapt
import (
"google.golang.org/protobuf/proto"
"google.golang.org/protobuf/runtime/protoiface"
"google.golang.org/protobuf/runtime/protoimpl"
)
// MessageV1 is the original "github.com/golang/protobuf/proto".Message type.
type MessageV1 = protoiface.MessageV1
// MessageV2 is the Message type used by the current google.golang.org/protobuf
// module, adding support for reflection.
type MessageV2 = proto.Message
// MessageV1Of converts a v2 message to a v1 message.
// It returns nil if m is nil.
func MessageV1Of(m MessageV2) protoiface.MessageV1 {
return protoimpl.X.ProtoMessageV1Of(m)
}
// MessageV2Of converts a v1 message to a v2 message.
// It returns nil if m is nil.
func MessageV2Of(m MessageV1) proto.Message {
return protoimpl.X.ProtoMessageV2Of(m)
}