diff options
Diffstat (limited to 'vendor/google.golang.org/protobuf/internal/impl/message.go')
| -rw-r--r-- | vendor/google.golang.org/protobuf/internal/impl/message.go | 69 |
1 files changed, 65 insertions, 4 deletions
diff --git a/vendor/google.golang.org/protobuf/internal/impl/message.go b/vendor/google.golang.org/protobuf/internal/impl/message.go index c026a981..a104e28e 100644 --- a/vendor/google.golang.org/protobuf/internal/impl/message.go +++ b/vendor/google.golang.org/protobuf/internal/impl/message.go @@ -15,6 +15,7 @@ import ( "google.golang.org/protobuf/internal/genid" "google.golang.org/protobuf/reflect/protoreflect" pref "google.golang.org/protobuf/reflect/protoreflect" + preg "google.golang.org/protobuf/reflect/protoregistry" ) // MessageInfo provides protobuf related functionality for a given Go type @@ -109,22 +110,29 @@ func (mi *MessageInfo) getPointer(m pref.Message) (p pointer, ok bool) { type ( SizeCache = int32 WeakFields = map[int32]protoreflect.ProtoMessage - UnknownFields = []byte + UnknownFields = unknownFieldsA // TODO: switch to unknownFieldsB + unknownFieldsA = []byte + unknownFieldsB = *[]byte ExtensionFields = map[int32]ExtensionField ) var ( sizecacheType = reflect.TypeOf(SizeCache(0)) weakFieldsType = reflect.TypeOf(WeakFields(nil)) - unknownFieldsType = reflect.TypeOf(UnknownFields(nil)) + unknownFieldsAType = reflect.TypeOf(unknownFieldsA(nil)) + unknownFieldsBType = reflect.TypeOf(unknownFieldsB(nil)) extensionFieldsType = reflect.TypeOf(ExtensionFields(nil)) ) type structInfo struct { sizecacheOffset offset + sizecacheType reflect.Type weakOffset offset + weakType reflect.Type unknownOffset offset + unknownType reflect.Type extensionOffset offset + extensionType reflect.Type fieldsByNumber map[pref.FieldNumber]reflect.StructField oneofsByName map[pref.Name]reflect.StructField @@ -151,18 +159,22 @@ fieldLoop: case genid.SizeCache_goname, genid.SizeCacheA_goname: if f.Type == sizecacheType { si.sizecacheOffset = offsetOf(f, mi.Exporter) + si.sizecacheType = f.Type } case genid.WeakFields_goname, genid.WeakFieldsA_goname: if f.Type == weakFieldsType { si.weakOffset = offsetOf(f, mi.Exporter) + si.weakType = f.Type } case genid.UnknownFields_goname, genid.UnknownFieldsA_goname: - if f.Type == unknownFieldsType { + if f.Type == unknownFieldsAType || f.Type == unknownFieldsBType { si.unknownOffset = offsetOf(f, mi.Exporter) + si.unknownType = f.Type } case genid.ExtensionFields_goname, genid.ExtensionFieldsA_goname, genid.ExtensionFieldsB_goname: if f.Type == extensionFieldsType { si.extensionOffset = offsetOf(f, mi.Exporter) + si.extensionType = f.Type } default: for _, s := range strings.Split(f.Tag.Get("protobuf"), ",") { @@ -212,4 +224,53 @@ func (mi *MessageInfo) New() protoreflect.Message { func (mi *MessageInfo) Zero() protoreflect.Message { return mi.MessageOf(reflect.Zero(mi.GoReflectType).Interface()) } -func (mi *MessageInfo) Descriptor() protoreflect.MessageDescriptor { return mi.Desc } +func (mi *MessageInfo) Descriptor() protoreflect.MessageDescriptor { + return mi.Desc +} +func (mi *MessageInfo) Enum(i int) protoreflect.EnumType { + mi.init() + fd := mi.Desc.Fields().Get(i) + return Export{}.EnumTypeOf(mi.fieldTypes[fd.Number()]) +} +func (mi *MessageInfo) Message(i int) protoreflect.MessageType { + mi.init() + fd := mi.Desc.Fields().Get(i) + switch { + case fd.IsWeak(): + mt, _ := preg.GlobalTypes.FindMessageByName(fd.Message().FullName()) + return mt + case fd.IsMap(): + return mapEntryType{fd.Message(), mi.fieldTypes[fd.Number()]} + default: + return Export{}.MessageTypeOf(mi.fieldTypes[fd.Number()]) + } +} + +type mapEntryType struct { + desc protoreflect.MessageDescriptor + valType interface{} // zero value of enum or message type +} + +func (mt mapEntryType) New() protoreflect.Message { + return nil +} +func (mt mapEntryType) Zero() protoreflect.Message { + return nil +} +func (mt mapEntryType) Descriptor() protoreflect.MessageDescriptor { + return mt.desc +} +func (mt mapEntryType) Enum(i int) protoreflect.EnumType { + fd := mt.desc.Fields().Get(i) + if fd.Enum() == nil { + return nil + } + return Export{}.EnumTypeOf(mt.valType) +} +func (mt mapEntryType) Message(i int) protoreflect.MessageType { + fd := mt.desc.Fields().Get(i) + if fd.Message() == nil { + return nil + } + return Export{}.MessageTypeOf(mt.valType) +} |