gRPC migration update
Change-Id: Icdd1a824948fa994cd36bd121c962f5ecf74e3cf
diff --git a/vendor/google.golang.org/protobuf/internal/filedesc/desc_lazy.go b/vendor/google.golang.org/protobuf/internal/filedesc/desc_lazy.go
new file mode 100644
index 0000000..198451e
--- /dev/null
+++ b/vendor/google.golang.org/protobuf/internal/filedesc/desc_lazy.go
@@ -0,0 +1,704 @@
+// Copyright 2019 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 filedesc
+
+import (
+ "reflect"
+ "sync"
+
+ "google.golang.org/protobuf/encoding/protowire"
+ "google.golang.org/protobuf/internal/descopts"
+ "google.golang.org/protobuf/internal/genid"
+ "google.golang.org/protobuf/internal/strs"
+ "google.golang.org/protobuf/proto"
+ pref "google.golang.org/protobuf/reflect/protoreflect"
+)
+
+func (fd *File) lazyRawInit() {
+ fd.unmarshalFull(fd.builder.RawDescriptor)
+ fd.resolveMessages()
+ fd.resolveExtensions()
+ fd.resolveServices()
+}
+
+func (file *File) resolveMessages() {
+ var depIdx int32
+ for i := range file.allMessages {
+ md := &file.allMessages[i]
+
+ // Resolve message field dependencies.
+ for j := range md.L2.Fields.List {
+ fd := &md.L2.Fields.List[j]
+
+ // Weak fields are resolved upon actual use.
+ if fd.L1.IsWeak {
+ continue
+ }
+
+ // Resolve message field dependency.
+ switch fd.L1.Kind {
+ case pref.EnumKind:
+ fd.L1.Enum = file.resolveEnumDependency(fd.L1.Enum, listFieldDeps, depIdx)
+ depIdx++
+ case pref.MessageKind, pref.GroupKind:
+ fd.L1.Message = file.resolveMessageDependency(fd.L1.Message, listFieldDeps, depIdx)
+ depIdx++
+ }
+
+ // Default is resolved here since it depends on Enum being resolved.
+ if v := fd.L1.Default.val; v.IsValid() {
+ fd.L1.Default = unmarshalDefault(v.Bytes(), fd.L1.Kind, file, fd.L1.Enum)
+ }
+ }
+ }
+}
+
+func (file *File) resolveExtensions() {
+ var depIdx int32
+ for i := range file.allExtensions {
+ xd := &file.allExtensions[i]
+
+ // Resolve extension field dependency.
+ switch xd.L1.Kind {
+ case pref.EnumKind:
+ xd.L2.Enum = file.resolveEnumDependency(xd.L2.Enum, listExtDeps, depIdx)
+ depIdx++
+ case pref.MessageKind, pref.GroupKind:
+ xd.L2.Message = file.resolveMessageDependency(xd.L2.Message, listExtDeps, depIdx)
+ depIdx++
+ }
+
+ // Default is resolved here since it depends on Enum being resolved.
+ if v := xd.L2.Default.val; v.IsValid() {
+ xd.L2.Default = unmarshalDefault(v.Bytes(), xd.L1.Kind, file, xd.L2.Enum)
+ }
+ }
+}
+
+func (file *File) resolveServices() {
+ var depIdx int32
+ for i := range file.allServices {
+ sd := &file.allServices[i]
+
+ // Resolve method dependencies.
+ for j := range sd.L2.Methods.List {
+ md := &sd.L2.Methods.List[j]
+ md.L1.Input = file.resolveMessageDependency(md.L1.Input, listMethInDeps, depIdx)
+ md.L1.Output = file.resolveMessageDependency(md.L1.Output, listMethOutDeps, depIdx)
+ depIdx++
+ }
+ }
+}
+
+func (file *File) resolveEnumDependency(ed pref.EnumDescriptor, i, j int32) pref.EnumDescriptor {
+ r := file.builder.FileRegistry
+ if r, ok := r.(resolverByIndex); ok {
+ if ed2 := r.FindEnumByIndex(i, j, file.allEnums, file.allMessages); ed2 != nil {
+ return ed2
+ }
+ }
+ for i := range file.allEnums {
+ if ed2 := &file.allEnums[i]; ed2.L0.FullName == ed.FullName() {
+ return ed2
+ }
+ }
+ if d, _ := r.FindDescriptorByName(ed.FullName()); d != nil {
+ return d.(pref.EnumDescriptor)
+ }
+ return ed
+}
+
+func (file *File) resolveMessageDependency(md pref.MessageDescriptor, i, j int32) pref.MessageDescriptor {
+ r := file.builder.FileRegistry
+ if r, ok := r.(resolverByIndex); ok {
+ if md2 := r.FindMessageByIndex(i, j, file.allEnums, file.allMessages); md2 != nil {
+ return md2
+ }
+ }
+ for i := range file.allMessages {
+ if md2 := &file.allMessages[i]; md2.L0.FullName == md.FullName() {
+ return md2
+ }
+ }
+ if d, _ := r.FindDescriptorByName(md.FullName()); d != nil {
+ return d.(pref.MessageDescriptor)
+ }
+ return md
+}
+
+func (fd *File) unmarshalFull(b []byte) {
+ sb := getBuilder()
+ defer putBuilder(sb)
+
+ var enumIdx, messageIdx, extensionIdx, serviceIdx int
+ var rawOptions []byte
+ fd.L2 = new(FileL2)
+ for len(b) > 0 {
+ num, typ, n := protowire.ConsumeTag(b)
+ b = b[n:]
+ switch typ {
+ case protowire.VarintType:
+ v, m := protowire.ConsumeVarint(b)
+ b = b[m:]
+ switch num {
+ case genid.FileDescriptorProto_PublicDependency_field_number:
+ fd.L2.Imports[v].IsPublic = true
+ case genid.FileDescriptorProto_WeakDependency_field_number:
+ fd.L2.Imports[v].IsWeak = true
+ }
+ case protowire.BytesType:
+ v, m := protowire.ConsumeBytes(b)
+ b = b[m:]
+ switch num {
+ case genid.FileDescriptorProto_Dependency_field_number:
+ path := sb.MakeString(v)
+ imp, _ := fd.builder.FileRegistry.FindFileByPath(path)
+ if imp == nil {
+ imp = PlaceholderFile(path)
+ }
+ fd.L2.Imports = append(fd.L2.Imports, pref.FileImport{FileDescriptor: imp})
+ case genid.FileDescriptorProto_EnumType_field_number:
+ fd.L1.Enums.List[enumIdx].unmarshalFull(v, sb)
+ enumIdx++
+ case genid.FileDescriptorProto_MessageType_field_number:
+ fd.L1.Messages.List[messageIdx].unmarshalFull(v, sb)
+ messageIdx++
+ case genid.FileDescriptorProto_Extension_field_number:
+ fd.L1.Extensions.List[extensionIdx].unmarshalFull(v, sb)
+ extensionIdx++
+ case genid.FileDescriptorProto_Service_field_number:
+ fd.L1.Services.List[serviceIdx].unmarshalFull(v, sb)
+ serviceIdx++
+ case genid.FileDescriptorProto_Options_field_number:
+ rawOptions = appendOptions(rawOptions, v)
+ }
+ default:
+ m := protowire.ConsumeFieldValue(num, typ, b)
+ b = b[m:]
+ }
+ }
+ fd.L2.Options = fd.builder.optionsUnmarshaler(&descopts.File, rawOptions)
+}
+
+func (ed *Enum) unmarshalFull(b []byte, sb *strs.Builder) {
+ var rawValues [][]byte
+ var rawOptions []byte
+ if !ed.L1.eagerValues {
+ ed.L2 = new(EnumL2)
+ }
+ for len(b) > 0 {
+ num, typ, n := protowire.ConsumeTag(b)
+ b = b[n:]
+ switch typ {
+ case protowire.BytesType:
+ v, m := protowire.ConsumeBytes(b)
+ b = b[m:]
+ switch num {
+ case genid.EnumDescriptorProto_Value_field_number:
+ rawValues = append(rawValues, v)
+ case genid.EnumDescriptorProto_ReservedName_field_number:
+ ed.L2.ReservedNames.List = append(ed.L2.ReservedNames.List, pref.Name(sb.MakeString(v)))
+ case genid.EnumDescriptorProto_ReservedRange_field_number:
+ ed.L2.ReservedRanges.List = append(ed.L2.ReservedRanges.List, unmarshalEnumReservedRange(v))
+ case genid.EnumDescriptorProto_Options_field_number:
+ rawOptions = appendOptions(rawOptions, v)
+ }
+ default:
+ m := protowire.ConsumeFieldValue(num, typ, b)
+ b = b[m:]
+ }
+ }
+ if !ed.L1.eagerValues && len(rawValues) > 0 {
+ ed.L2.Values.List = make([]EnumValue, len(rawValues))
+ for i, b := range rawValues {
+ ed.L2.Values.List[i].unmarshalFull(b, sb, ed.L0.ParentFile, ed, i)
+ }
+ }
+ ed.L2.Options = ed.L0.ParentFile.builder.optionsUnmarshaler(&descopts.Enum, rawOptions)
+}
+
+func unmarshalEnumReservedRange(b []byte) (r [2]pref.EnumNumber) {
+ for len(b) > 0 {
+ num, typ, n := protowire.ConsumeTag(b)
+ b = b[n:]
+ switch typ {
+ case protowire.VarintType:
+ v, m := protowire.ConsumeVarint(b)
+ b = b[m:]
+ switch num {
+ case genid.EnumDescriptorProto_EnumReservedRange_Start_field_number:
+ r[0] = pref.EnumNumber(v)
+ case genid.EnumDescriptorProto_EnumReservedRange_End_field_number:
+ r[1] = pref.EnumNumber(v)
+ }
+ default:
+ m := protowire.ConsumeFieldValue(num, typ, b)
+ b = b[m:]
+ }
+ }
+ return r
+}
+
+func (vd *EnumValue) unmarshalFull(b []byte, sb *strs.Builder, pf *File, pd pref.Descriptor, i int) {
+ vd.L0.ParentFile = pf
+ vd.L0.Parent = pd
+ vd.L0.Index = i
+
+ var rawOptions []byte
+ for len(b) > 0 {
+ num, typ, n := protowire.ConsumeTag(b)
+ b = b[n:]
+ switch typ {
+ case protowire.VarintType:
+ v, m := protowire.ConsumeVarint(b)
+ b = b[m:]
+ switch num {
+ case genid.EnumValueDescriptorProto_Number_field_number:
+ vd.L1.Number = pref.EnumNumber(v)
+ }
+ case protowire.BytesType:
+ v, m := protowire.ConsumeBytes(b)
+ b = b[m:]
+ switch num {
+ case genid.EnumValueDescriptorProto_Name_field_number:
+ // NOTE: Enum values are in the same scope as the enum parent.
+ vd.L0.FullName = appendFullName(sb, pd.Parent().FullName(), v)
+ case genid.EnumValueDescriptorProto_Options_field_number:
+ rawOptions = appendOptions(rawOptions, v)
+ }
+ default:
+ m := protowire.ConsumeFieldValue(num, typ, b)
+ b = b[m:]
+ }
+ }
+ vd.L1.Options = pf.builder.optionsUnmarshaler(&descopts.EnumValue, rawOptions)
+}
+
+func (md *Message) unmarshalFull(b []byte, sb *strs.Builder) {
+ var rawFields, rawOneofs [][]byte
+ var enumIdx, messageIdx, extensionIdx int
+ var rawOptions []byte
+ md.L2 = new(MessageL2)
+ for len(b) > 0 {
+ num, typ, n := protowire.ConsumeTag(b)
+ b = b[n:]
+ switch typ {
+ case protowire.BytesType:
+ v, m := protowire.ConsumeBytes(b)
+ b = b[m:]
+ switch num {
+ case genid.DescriptorProto_Field_field_number:
+ rawFields = append(rawFields, v)
+ case genid.DescriptorProto_OneofDecl_field_number:
+ rawOneofs = append(rawOneofs, v)
+ case genid.DescriptorProto_ReservedName_field_number:
+ md.L2.ReservedNames.List = append(md.L2.ReservedNames.List, pref.Name(sb.MakeString(v)))
+ case genid.DescriptorProto_ReservedRange_field_number:
+ md.L2.ReservedRanges.List = append(md.L2.ReservedRanges.List, unmarshalMessageReservedRange(v))
+ case genid.DescriptorProto_ExtensionRange_field_number:
+ r, rawOptions := unmarshalMessageExtensionRange(v)
+ opts := md.L0.ParentFile.builder.optionsUnmarshaler(&descopts.ExtensionRange, rawOptions)
+ md.L2.ExtensionRanges.List = append(md.L2.ExtensionRanges.List, r)
+ md.L2.ExtensionRangeOptions = append(md.L2.ExtensionRangeOptions, opts)
+ case genid.DescriptorProto_EnumType_field_number:
+ md.L1.Enums.List[enumIdx].unmarshalFull(v, sb)
+ enumIdx++
+ case genid.DescriptorProto_NestedType_field_number:
+ md.L1.Messages.List[messageIdx].unmarshalFull(v, sb)
+ messageIdx++
+ case genid.DescriptorProto_Extension_field_number:
+ md.L1.Extensions.List[extensionIdx].unmarshalFull(v, sb)
+ extensionIdx++
+ case genid.DescriptorProto_Options_field_number:
+ md.unmarshalOptions(v)
+ rawOptions = appendOptions(rawOptions, v)
+ }
+ default:
+ m := protowire.ConsumeFieldValue(num, typ, b)
+ b = b[m:]
+ }
+ }
+ if len(rawFields) > 0 || len(rawOneofs) > 0 {
+ md.L2.Fields.List = make([]Field, len(rawFields))
+ md.L2.Oneofs.List = make([]Oneof, len(rawOneofs))
+ for i, b := range rawFields {
+ fd := &md.L2.Fields.List[i]
+ fd.unmarshalFull(b, sb, md.L0.ParentFile, md, i)
+ if fd.L1.Cardinality == pref.Required {
+ md.L2.RequiredNumbers.List = append(md.L2.RequiredNumbers.List, fd.L1.Number)
+ }
+ }
+ for i, b := range rawOneofs {
+ od := &md.L2.Oneofs.List[i]
+ od.unmarshalFull(b, sb, md.L0.ParentFile, md, i)
+ }
+ }
+ md.L2.Options = md.L0.ParentFile.builder.optionsUnmarshaler(&descopts.Message, rawOptions)
+}
+
+func (md *Message) unmarshalOptions(b []byte) {
+ for len(b) > 0 {
+ num, typ, n := protowire.ConsumeTag(b)
+ b = b[n:]
+ switch typ {
+ case protowire.VarintType:
+ v, m := protowire.ConsumeVarint(b)
+ b = b[m:]
+ switch num {
+ case genid.MessageOptions_MapEntry_field_number:
+ md.L1.IsMapEntry = protowire.DecodeBool(v)
+ case genid.MessageOptions_MessageSetWireFormat_field_number:
+ md.L1.IsMessageSet = protowire.DecodeBool(v)
+ }
+ default:
+ m := protowire.ConsumeFieldValue(num, typ, b)
+ b = b[m:]
+ }
+ }
+}
+
+func unmarshalMessageReservedRange(b []byte) (r [2]pref.FieldNumber) {
+ for len(b) > 0 {
+ num, typ, n := protowire.ConsumeTag(b)
+ b = b[n:]
+ switch typ {
+ case protowire.VarintType:
+ v, m := protowire.ConsumeVarint(b)
+ b = b[m:]
+ switch num {
+ case genid.DescriptorProto_ReservedRange_Start_field_number:
+ r[0] = pref.FieldNumber(v)
+ case genid.DescriptorProto_ReservedRange_End_field_number:
+ r[1] = pref.FieldNumber(v)
+ }
+ default:
+ m := protowire.ConsumeFieldValue(num, typ, b)
+ b = b[m:]
+ }
+ }
+ return r
+}
+
+func unmarshalMessageExtensionRange(b []byte) (r [2]pref.FieldNumber, rawOptions []byte) {
+ for len(b) > 0 {
+ num, typ, n := protowire.ConsumeTag(b)
+ b = b[n:]
+ switch typ {
+ case protowire.VarintType:
+ v, m := protowire.ConsumeVarint(b)
+ b = b[m:]
+ switch num {
+ case genid.DescriptorProto_ExtensionRange_Start_field_number:
+ r[0] = pref.FieldNumber(v)
+ case genid.DescriptorProto_ExtensionRange_End_field_number:
+ r[1] = pref.FieldNumber(v)
+ }
+ case protowire.BytesType:
+ v, m := protowire.ConsumeBytes(b)
+ b = b[m:]
+ switch num {
+ case genid.DescriptorProto_ExtensionRange_Options_field_number:
+ rawOptions = appendOptions(rawOptions, v)
+ }
+ default:
+ m := protowire.ConsumeFieldValue(num, typ, b)
+ b = b[m:]
+ }
+ }
+ return r, rawOptions
+}
+
+func (fd *Field) unmarshalFull(b []byte, sb *strs.Builder, pf *File, pd pref.Descriptor, i int) {
+ fd.L0.ParentFile = pf
+ fd.L0.Parent = pd
+ fd.L0.Index = i
+
+ var rawTypeName []byte
+ var rawOptions []byte
+ for len(b) > 0 {
+ num, typ, n := protowire.ConsumeTag(b)
+ b = b[n:]
+ switch typ {
+ case protowire.VarintType:
+ v, m := protowire.ConsumeVarint(b)
+ b = b[m:]
+ switch num {
+ case genid.FieldDescriptorProto_Number_field_number:
+ fd.L1.Number = pref.FieldNumber(v)
+ case genid.FieldDescriptorProto_Label_field_number:
+ fd.L1.Cardinality = pref.Cardinality(v)
+ case genid.FieldDescriptorProto_Type_field_number:
+ fd.L1.Kind = pref.Kind(v)
+ case genid.FieldDescriptorProto_OneofIndex_field_number:
+ // In Message.unmarshalFull, we allocate slices for both
+ // the field and oneof descriptors before unmarshaling either
+ // of them. This ensures pointers to slice elements are stable.
+ od := &pd.(*Message).L2.Oneofs.List[v]
+ od.L1.Fields.List = append(od.L1.Fields.List, fd)
+ if fd.L1.ContainingOneof != nil {
+ panic("oneof type already set")
+ }
+ fd.L1.ContainingOneof = od
+ case genid.FieldDescriptorProto_Proto3Optional_field_number:
+ fd.L1.IsProto3Optional = protowire.DecodeBool(v)
+ }
+ case protowire.BytesType:
+ v, m := protowire.ConsumeBytes(b)
+ b = b[m:]
+ switch num {
+ case genid.FieldDescriptorProto_Name_field_number:
+ fd.L0.FullName = appendFullName(sb, pd.FullName(), v)
+ case genid.FieldDescriptorProto_JsonName_field_number:
+ fd.L1.StringName.InitJSON(sb.MakeString(v))
+ case genid.FieldDescriptorProto_DefaultValue_field_number:
+ fd.L1.Default.val = pref.ValueOfBytes(v) // temporarily store as bytes; later resolved in resolveMessages
+ case genid.FieldDescriptorProto_TypeName_field_number:
+ rawTypeName = v
+ case genid.FieldDescriptorProto_Options_field_number:
+ fd.unmarshalOptions(v)
+ rawOptions = appendOptions(rawOptions, v)
+ }
+ default:
+ m := protowire.ConsumeFieldValue(num, typ, b)
+ b = b[m:]
+ }
+ }
+ if rawTypeName != nil {
+ name := makeFullName(sb, rawTypeName)
+ switch fd.L1.Kind {
+ case pref.EnumKind:
+ fd.L1.Enum = PlaceholderEnum(name)
+ case pref.MessageKind, pref.GroupKind:
+ fd.L1.Message = PlaceholderMessage(name)
+ }
+ }
+ fd.L1.Options = pf.builder.optionsUnmarshaler(&descopts.Field, rawOptions)
+}
+
+func (fd *Field) unmarshalOptions(b []byte) {
+ const FieldOptions_EnforceUTF8 = 13
+
+ for len(b) > 0 {
+ num, typ, n := protowire.ConsumeTag(b)
+ b = b[n:]
+ switch typ {
+ case protowire.VarintType:
+ v, m := protowire.ConsumeVarint(b)
+ b = b[m:]
+ switch num {
+ case genid.FieldOptions_Packed_field_number:
+ fd.L1.HasPacked = true
+ fd.L1.IsPacked = protowire.DecodeBool(v)
+ case genid.FieldOptions_Weak_field_number:
+ fd.L1.IsWeak = protowire.DecodeBool(v)
+ case FieldOptions_EnforceUTF8:
+ fd.L1.HasEnforceUTF8 = true
+ fd.L1.EnforceUTF8 = protowire.DecodeBool(v)
+ }
+ default:
+ m := protowire.ConsumeFieldValue(num, typ, b)
+ b = b[m:]
+ }
+ }
+}
+
+func (od *Oneof) unmarshalFull(b []byte, sb *strs.Builder, pf *File, pd pref.Descriptor, i int) {
+ od.L0.ParentFile = pf
+ od.L0.Parent = pd
+ od.L0.Index = i
+
+ var rawOptions []byte
+ for len(b) > 0 {
+ num, typ, n := protowire.ConsumeTag(b)
+ b = b[n:]
+ switch typ {
+ case protowire.BytesType:
+ v, m := protowire.ConsumeBytes(b)
+ b = b[m:]
+ switch num {
+ case genid.OneofDescriptorProto_Name_field_number:
+ od.L0.FullName = appendFullName(sb, pd.FullName(), v)
+ case genid.OneofDescriptorProto_Options_field_number:
+ rawOptions = appendOptions(rawOptions, v)
+ }
+ default:
+ m := protowire.ConsumeFieldValue(num, typ, b)
+ b = b[m:]
+ }
+ }
+ od.L1.Options = pf.builder.optionsUnmarshaler(&descopts.Oneof, rawOptions)
+}
+
+func (xd *Extension) unmarshalFull(b []byte, sb *strs.Builder) {
+ var rawTypeName []byte
+ var rawOptions []byte
+ xd.L2 = new(ExtensionL2)
+ for len(b) > 0 {
+ num, typ, n := protowire.ConsumeTag(b)
+ b = b[n:]
+ switch typ {
+ case protowire.VarintType:
+ v, m := protowire.ConsumeVarint(b)
+ b = b[m:]
+ switch num {
+ case genid.FieldDescriptorProto_Proto3Optional_field_number:
+ xd.L2.IsProto3Optional = protowire.DecodeBool(v)
+ }
+ case protowire.BytesType:
+ v, m := protowire.ConsumeBytes(b)
+ b = b[m:]
+ switch num {
+ case genid.FieldDescriptorProto_JsonName_field_number:
+ xd.L2.StringName.InitJSON(sb.MakeString(v))
+ case genid.FieldDescriptorProto_DefaultValue_field_number:
+ xd.L2.Default.val = pref.ValueOfBytes(v) // temporarily store as bytes; later resolved in resolveExtensions
+ case genid.FieldDescriptorProto_TypeName_field_number:
+ rawTypeName = v
+ case genid.FieldDescriptorProto_Options_field_number:
+ xd.unmarshalOptions(v)
+ rawOptions = appendOptions(rawOptions, v)
+ }
+ default:
+ m := protowire.ConsumeFieldValue(num, typ, b)
+ b = b[m:]
+ }
+ }
+ if rawTypeName != nil {
+ name := makeFullName(sb, rawTypeName)
+ switch xd.L1.Kind {
+ case pref.EnumKind:
+ xd.L2.Enum = PlaceholderEnum(name)
+ case pref.MessageKind, pref.GroupKind:
+ xd.L2.Message = PlaceholderMessage(name)
+ }
+ }
+ xd.L2.Options = xd.L0.ParentFile.builder.optionsUnmarshaler(&descopts.Field, rawOptions)
+}
+
+func (xd *Extension) unmarshalOptions(b []byte) {
+ for len(b) > 0 {
+ num, typ, n := protowire.ConsumeTag(b)
+ b = b[n:]
+ switch typ {
+ case protowire.VarintType:
+ v, m := protowire.ConsumeVarint(b)
+ b = b[m:]
+ switch num {
+ case genid.FieldOptions_Packed_field_number:
+ xd.L2.IsPacked = protowire.DecodeBool(v)
+ }
+ default:
+ m := protowire.ConsumeFieldValue(num, typ, b)
+ b = b[m:]
+ }
+ }
+}
+
+func (sd *Service) unmarshalFull(b []byte, sb *strs.Builder) {
+ var rawMethods [][]byte
+ var rawOptions []byte
+ sd.L2 = new(ServiceL2)
+ for len(b) > 0 {
+ num, typ, n := protowire.ConsumeTag(b)
+ b = b[n:]
+ switch typ {
+ case protowire.BytesType:
+ v, m := protowire.ConsumeBytes(b)
+ b = b[m:]
+ switch num {
+ case genid.ServiceDescriptorProto_Method_field_number:
+ rawMethods = append(rawMethods, v)
+ case genid.ServiceDescriptorProto_Options_field_number:
+ rawOptions = appendOptions(rawOptions, v)
+ }
+ default:
+ m := protowire.ConsumeFieldValue(num, typ, b)
+ b = b[m:]
+ }
+ }
+ if len(rawMethods) > 0 {
+ sd.L2.Methods.List = make([]Method, len(rawMethods))
+ for i, b := range rawMethods {
+ sd.L2.Methods.List[i].unmarshalFull(b, sb, sd.L0.ParentFile, sd, i)
+ }
+ }
+ sd.L2.Options = sd.L0.ParentFile.builder.optionsUnmarshaler(&descopts.Service, rawOptions)
+}
+
+func (md *Method) unmarshalFull(b []byte, sb *strs.Builder, pf *File, pd pref.Descriptor, i int) {
+ md.L0.ParentFile = pf
+ md.L0.Parent = pd
+ md.L0.Index = i
+
+ var rawOptions []byte
+ for len(b) > 0 {
+ num, typ, n := protowire.ConsumeTag(b)
+ b = b[n:]
+ switch typ {
+ case protowire.VarintType:
+ v, m := protowire.ConsumeVarint(b)
+ b = b[m:]
+ switch num {
+ case genid.MethodDescriptorProto_ClientStreaming_field_number:
+ md.L1.IsStreamingClient = protowire.DecodeBool(v)
+ case genid.MethodDescriptorProto_ServerStreaming_field_number:
+ md.L1.IsStreamingServer = protowire.DecodeBool(v)
+ }
+ case protowire.BytesType:
+ v, m := protowire.ConsumeBytes(b)
+ b = b[m:]
+ switch num {
+ case genid.MethodDescriptorProto_Name_field_number:
+ md.L0.FullName = appendFullName(sb, pd.FullName(), v)
+ case genid.MethodDescriptorProto_InputType_field_number:
+ md.L1.Input = PlaceholderMessage(makeFullName(sb, v))
+ case genid.MethodDescriptorProto_OutputType_field_number:
+ md.L1.Output = PlaceholderMessage(makeFullName(sb, v))
+ case genid.MethodDescriptorProto_Options_field_number:
+ rawOptions = appendOptions(rawOptions, v)
+ }
+ default:
+ m := protowire.ConsumeFieldValue(num, typ, b)
+ b = b[m:]
+ }
+ }
+ md.L1.Options = pf.builder.optionsUnmarshaler(&descopts.Method, rawOptions)
+}
+
+// appendOptions appends src to dst, where the returned slice is never nil.
+// This is necessary to distinguish between empty and unpopulated options.
+func appendOptions(dst, src []byte) []byte {
+ if dst == nil {
+ dst = []byte{}
+ }
+ return append(dst, src...)
+}
+
+// optionsUnmarshaler constructs a lazy unmarshal function for an options message.
+//
+// The type of message to unmarshal to is passed as a pointer since the
+// vars in descopts may not yet be populated at the time this function is called.
+func (db *Builder) optionsUnmarshaler(p *pref.ProtoMessage, b []byte) func() pref.ProtoMessage {
+ if b == nil {
+ return nil
+ }
+ var opts pref.ProtoMessage
+ var once sync.Once
+ return func() pref.ProtoMessage {
+ once.Do(func() {
+ if *p == nil {
+ panic("Descriptor.Options called without importing the descriptor package")
+ }
+ opts = reflect.New(reflect.TypeOf(*p).Elem()).Interface().(pref.ProtoMessage)
+ if err := (proto.UnmarshalOptions{
+ AllowPartial: true,
+ Resolver: db.TypeResolver,
+ }).Unmarshal(b, opts); err != nil {
+ panic(err)
+ }
+ })
+ return opts
+ }
+}