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cmd/protoc-gen-go: remove name mangling for MessageSet extensions

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MessageSet are a proto1 feature only used by Google.
We no longer rely on the name mangling logic performed here,
so remove it.

Change-Id: I5d66ebd86875894632f0d0c1e9816ae47ee0d5f4
Reviewed-on: https://go-review.googlesource.com/c/protobuf/+/242657
Reviewed-by: Herbie Ong <herbie@google.com>
This commit is contained in:
Joe Tsai 2020-07-14 11:06:16 -07:00
parent aabe152426
commit e7c3f89377
5 changed files with 9 additions and 16 deletions
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9
cmd/protoc-gen-go/internal_gengo/main.go
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@ -17,7 +17,6 @@ import (
"unicode/utf8"
"google.golang.org/protobuf/compiler/protogen"
"google.golang.org/protobuf/internal/encoding/messageset"
"google.golang.org/protobuf/internal/encoding/tag"
"google.golang.org/protobuf/internal/genid"
"google.golang.org/protobuf/internal/version"
@ -735,12 +734,6 @@ func genExtensions(g *protogen.GeneratedFile, f *fileInfo) {
g.P("var ", extensionTypesVarName(f), " = []", protoimplPackage.Ident("ExtensionInfo"), "{")
for _, x := range f.allExtensions {
// For MessageSet extensions, the name used is the parent message.
name := x.Desc.FullName()
if messageset.IsMessageSetExtension(x.Desc) {
name = name.Parent()
}
g.P("{")
g.P("ExtendedType: (*", x.Extendee.GoIdent, ")(nil),")
goType, pointer := fieldGoType(g, f, x.Extension)
@ -749,7 +742,7 @@ func genExtensions(g *protogen.GeneratedFile, f *fileInfo) {
}
g.P("ExtensionType: (", goType, ")(nil),")
g.P("Field: ", x.Desc.Number(), ",")
g.P("Name: ", strconv.Quote(string(name)), ",")
g.P("Name: ", strconv.Quote(string(x.Desc.FullName())), ",")
g.P("Tag: ", strconv.Quote(fieldProtobufTagValue(x.Extension)), ",")
g.P("Filename: ", strconv.Quote(f.Desc.Path()), ",")
g.P("},")

2
cmd/protoc-gen-go/testdata/extensions/ext/ext.pb.go vendored
View File

@ -763,7 +763,7 @@ var file_cmd_protoc_gen_go_testdata_extensions_ext_ext_proto_extTypes = []protoi
ExtendedType: (*base.MessageSetWireFormatMessage)(nil),
ExtensionType: (*MessageSetWireFormatExtension)(nil),
Field: 100,
Name: "goproto.protoc.extension.ext.MessageSetWireFormatExtension",
Name: "goproto.protoc.extension.ext.MessageSetWireFormatExtension.message_set_extension",
Tag: "bytes,100,opt,name=message_set_extension",
Filename: "cmd/protoc-gen-go/testdata/extensions/ext/ext.proto",
},

4
internal/testprotos/conformance/test_messages_proto2.pb.go
View File

@ -1691,7 +1691,7 @@ var file_google_protobuf_test_messages_proto2_proto_extTypes = []protoimpl.Exten
ExtendedType: (*TestAllTypesProto2_MessageSetCorrect)(nil),
ExtensionType: (*TestAllTypesProto2_MessageSetCorrectExtension1)(nil),
Field: 1547769,
Name: "protobuf_test_messages.proto2.TestAllTypesProto2.MessageSetCorrectExtension1",
Name: "protobuf_test_messages.proto2.TestAllTypesProto2.MessageSetCorrectExtension1.message_set_extension",
Tag: "bytes,1547769,opt,name=message_set_extension",
Filename: "google/protobuf/test_messages_proto2.proto",
},
@ -1699,7 +1699,7 @@ var file_google_protobuf_test_messages_proto2_proto_extTypes = []protoimpl.Exten
ExtendedType: (*TestAllTypesProto2_MessageSetCorrect)(nil),
ExtensionType: (*TestAllTypesProto2_MessageSetCorrectExtension2)(nil),
Field: 4135312,
Name: "protobuf_test_messages.proto2.TestAllTypesProto2.MessageSetCorrectExtension2",
Name: "protobuf_test_messages.proto2.TestAllTypesProto2.MessageSetCorrectExtension2.message_set_extension",
Tag: "bytes,4135312,opt,name=message_set_extension",
Filename: "google/protobuf/test_messages_proto2.proto",
},

8
internal/testprotos/messageset/msetextpb/msetextpb.pb.go
View File

@ -207,7 +207,7 @@ var file_internal_testprotos_messageset_msetextpb_msetextpb_proto_extTypes = []p
ExtendedType: (*messagesetpb.MessageSet)(nil),
ExtensionType: (*Ext1)(nil),
Field: 1000,
Name: "goproto.proto.messageset.Ext1",
Name: "goproto.proto.messageset.Ext1.message_set_extension",
Tag: "bytes,1000,opt,name=message_set_extension",
Filename: "internal/testprotos/messageset/msetextpb/msetextpb.proto",
},
@ -215,7 +215,7 @@ var file_internal_testprotos_messageset_msetextpb_msetextpb_proto_extTypes = []p
ExtendedType: (*messagesetpb.MessageSet)(nil),
ExtensionType: (*Ext2)(nil),
Field: 1001,
Name: "goproto.proto.messageset.Ext2",
Name: "goproto.proto.messageset.Ext2.message_set_extension",
Tag: "bytes,1001,opt,name=message_set_extension",
Filename: "internal/testprotos/messageset/msetextpb/msetextpb.proto",
},
@ -223,7 +223,7 @@ var file_internal_testprotos_messageset_msetextpb_msetextpb_proto_extTypes = []p
ExtendedType: (*messagesetpb.MessageSet)(nil),
ExtensionType: (*ExtRequired)(nil),
Field: 1002,
Name: "goproto.proto.messageset.ExtRequired",
Name: "goproto.proto.messageset.ExtRequired.message_set_extension",
Tag: "bytes,1002,opt,name=message_set_extension",
Filename: "internal/testprotos/messageset/msetextpb/msetextpb.proto",
},
@ -231,7 +231,7 @@ var file_internal_testprotos_messageset_msetextpb_msetextpb_proto_extTypes = []p
ExtendedType: (*messagesetpb.MessageSet)(nil),
ExtensionType: (*ExtLargeNumber)(nil),
Field: 536870912,
Name: "goproto.proto.messageset.ExtLargeNumber",
Name: "goproto.proto.messageset.ExtLargeNumber.message_set_extension",
Tag: "bytes,536870912,opt,name=message_set_extension",
Filename: "internal/testprotos/messageset/msetextpb/msetextpb.proto",
},

2
internal/testprotos/textpb2/test.pb.go
View File

@ -1734,7 +1734,7 @@ var file_internal_testprotos_textpb2_test_proto_extTypes = []protoimpl.Extension
ExtendedType: (*MessageSet)(nil),
ExtensionType: (*MessageSetExtension)(nil),
Field: 10,
Name: "pb2.MessageSetExtension",
Name: "pb2.MessageSetExtension.message_set_extension",
Tag: "bytes,10,opt,name=message_set_extension",
Filename: "internal/testprotos/textpb2/test.proto",
},