mirror of
https://github.com/rocky-linux/peridot.git
synced 2024-12-30 14:00:57 +00:00
704 lines
21 KiB
Go
704 lines
21 KiB
Go
// Copyright 2019 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package filedesc
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import (
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"reflect"
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"sync"
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"google.golang.org/protobuf/encoding/protowire"
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"google.golang.org/protobuf/internal/descopts"
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"google.golang.org/protobuf/internal/genid"
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"google.golang.org/protobuf/internal/strs"
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"google.golang.org/protobuf/proto"
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"google.golang.org/protobuf/reflect/protoreflect"
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)
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func (fd *File) lazyRawInit() {
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fd.unmarshalFull(fd.builder.RawDescriptor)
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fd.resolveMessages()
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fd.resolveExtensions()
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fd.resolveServices()
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}
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func (file *File) resolveMessages() {
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var depIdx int32
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for i := range file.allMessages {
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md := &file.allMessages[i]
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// Resolve message field dependencies.
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for j := range md.L2.Fields.List {
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fd := &md.L2.Fields.List[j]
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// Weak fields are resolved upon actual use.
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if fd.L1.IsWeak {
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continue
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}
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// Resolve message field dependency.
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switch fd.L1.Kind {
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case protoreflect.EnumKind:
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fd.L1.Enum = file.resolveEnumDependency(fd.L1.Enum, listFieldDeps, depIdx)
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depIdx++
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case protoreflect.MessageKind, protoreflect.GroupKind:
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fd.L1.Message = file.resolveMessageDependency(fd.L1.Message, listFieldDeps, depIdx)
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depIdx++
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}
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// Default is resolved here since it depends on Enum being resolved.
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if v := fd.L1.Default.val; v.IsValid() {
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fd.L1.Default = unmarshalDefault(v.Bytes(), fd.L1.Kind, file, fd.L1.Enum)
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}
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}
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}
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}
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func (file *File) resolveExtensions() {
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var depIdx int32
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for i := range file.allExtensions {
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xd := &file.allExtensions[i]
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// Resolve extension field dependency.
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switch xd.L1.Kind {
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case protoreflect.EnumKind:
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xd.L2.Enum = file.resolveEnumDependency(xd.L2.Enum, listExtDeps, depIdx)
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depIdx++
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case protoreflect.MessageKind, protoreflect.GroupKind:
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xd.L2.Message = file.resolveMessageDependency(xd.L2.Message, listExtDeps, depIdx)
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depIdx++
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}
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// Default is resolved here since it depends on Enum being resolved.
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if v := xd.L2.Default.val; v.IsValid() {
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xd.L2.Default = unmarshalDefault(v.Bytes(), xd.L1.Kind, file, xd.L2.Enum)
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}
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}
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}
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func (file *File) resolveServices() {
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var depIdx int32
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for i := range file.allServices {
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sd := &file.allServices[i]
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// Resolve method dependencies.
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for j := range sd.L2.Methods.List {
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md := &sd.L2.Methods.List[j]
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md.L1.Input = file.resolveMessageDependency(md.L1.Input, listMethInDeps, depIdx)
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md.L1.Output = file.resolveMessageDependency(md.L1.Output, listMethOutDeps, depIdx)
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depIdx++
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}
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}
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}
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func (file *File) resolveEnumDependency(ed protoreflect.EnumDescriptor, i, j int32) protoreflect.EnumDescriptor {
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r := file.builder.FileRegistry
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if r, ok := r.(resolverByIndex); ok {
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if ed2 := r.FindEnumByIndex(i, j, file.allEnums, file.allMessages); ed2 != nil {
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return ed2
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}
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}
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for i := range file.allEnums {
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if ed2 := &file.allEnums[i]; ed2.L0.FullName == ed.FullName() {
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return ed2
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}
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}
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if d, _ := r.FindDescriptorByName(ed.FullName()); d != nil {
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return d.(protoreflect.EnumDescriptor)
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}
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return ed
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}
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func (file *File) resolveMessageDependency(md protoreflect.MessageDescriptor, i, j int32) protoreflect.MessageDescriptor {
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r := file.builder.FileRegistry
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if r, ok := r.(resolverByIndex); ok {
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if md2 := r.FindMessageByIndex(i, j, file.allEnums, file.allMessages); md2 != nil {
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return md2
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}
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}
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for i := range file.allMessages {
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if md2 := &file.allMessages[i]; md2.L0.FullName == md.FullName() {
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return md2
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}
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}
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if d, _ := r.FindDescriptorByName(md.FullName()); d != nil {
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return d.(protoreflect.MessageDescriptor)
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}
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return md
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}
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func (fd *File) unmarshalFull(b []byte) {
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sb := getBuilder()
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defer putBuilder(sb)
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var enumIdx, messageIdx, extensionIdx, serviceIdx int
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var rawOptions []byte
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fd.L2 = new(FileL2)
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for len(b) > 0 {
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num, typ, n := protowire.ConsumeTag(b)
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b = b[n:]
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switch typ {
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case protowire.VarintType:
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v, m := protowire.ConsumeVarint(b)
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b = b[m:]
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switch num {
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case genid.FileDescriptorProto_PublicDependency_field_number:
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fd.L2.Imports[v].IsPublic = true
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case genid.FileDescriptorProto_WeakDependency_field_number:
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fd.L2.Imports[v].IsWeak = true
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}
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case protowire.BytesType:
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v, m := protowire.ConsumeBytes(b)
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b = b[m:]
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switch num {
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case genid.FileDescriptorProto_Dependency_field_number:
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path := sb.MakeString(v)
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imp, _ := fd.builder.FileRegistry.FindFileByPath(path)
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if imp == nil {
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imp = PlaceholderFile(path)
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}
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fd.L2.Imports = append(fd.L2.Imports, protoreflect.FileImport{FileDescriptor: imp})
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case genid.FileDescriptorProto_EnumType_field_number:
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fd.L1.Enums.List[enumIdx].unmarshalFull(v, sb)
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enumIdx++
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case genid.FileDescriptorProto_MessageType_field_number:
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fd.L1.Messages.List[messageIdx].unmarshalFull(v, sb)
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messageIdx++
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case genid.FileDescriptorProto_Extension_field_number:
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fd.L1.Extensions.List[extensionIdx].unmarshalFull(v, sb)
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extensionIdx++
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case genid.FileDescriptorProto_Service_field_number:
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fd.L1.Services.List[serviceIdx].unmarshalFull(v, sb)
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serviceIdx++
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case genid.FileDescriptorProto_Options_field_number:
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rawOptions = appendOptions(rawOptions, v)
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}
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default:
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m := protowire.ConsumeFieldValue(num, typ, b)
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b = b[m:]
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}
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}
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fd.L2.Options = fd.builder.optionsUnmarshaler(&descopts.File, rawOptions)
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}
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func (ed *Enum) unmarshalFull(b []byte, sb *strs.Builder) {
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var rawValues [][]byte
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var rawOptions []byte
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if !ed.L1.eagerValues {
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ed.L2 = new(EnumL2)
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}
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for len(b) > 0 {
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num, typ, n := protowire.ConsumeTag(b)
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b = b[n:]
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switch typ {
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case protowire.BytesType:
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v, m := protowire.ConsumeBytes(b)
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b = b[m:]
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switch num {
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case genid.EnumDescriptorProto_Value_field_number:
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rawValues = append(rawValues, v)
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case genid.EnumDescriptorProto_ReservedName_field_number:
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ed.L2.ReservedNames.List = append(ed.L2.ReservedNames.List, protoreflect.Name(sb.MakeString(v)))
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case genid.EnumDescriptorProto_ReservedRange_field_number:
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ed.L2.ReservedRanges.List = append(ed.L2.ReservedRanges.List, unmarshalEnumReservedRange(v))
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case genid.EnumDescriptorProto_Options_field_number:
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rawOptions = appendOptions(rawOptions, v)
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}
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default:
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m := protowire.ConsumeFieldValue(num, typ, b)
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b = b[m:]
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}
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}
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if !ed.L1.eagerValues && len(rawValues) > 0 {
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ed.L2.Values.List = make([]EnumValue, len(rawValues))
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for i, b := range rawValues {
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ed.L2.Values.List[i].unmarshalFull(b, sb, ed.L0.ParentFile, ed, i)
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}
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}
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ed.L2.Options = ed.L0.ParentFile.builder.optionsUnmarshaler(&descopts.Enum, rawOptions)
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}
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func unmarshalEnumReservedRange(b []byte) (r [2]protoreflect.EnumNumber) {
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for len(b) > 0 {
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num, typ, n := protowire.ConsumeTag(b)
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b = b[n:]
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switch typ {
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case protowire.VarintType:
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v, m := protowire.ConsumeVarint(b)
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b = b[m:]
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switch num {
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case genid.EnumDescriptorProto_EnumReservedRange_Start_field_number:
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r[0] = protoreflect.EnumNumber(v)
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case genid.EnumDescriptorProto_EnumReservedRange_End_field_number:
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r[1] = protoreflect.EnumNumber(v)
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}
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default:
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m := protowire.ConsumeFieldValue(num, typ, b)
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b = b[m:]
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}
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}
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return r
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}
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func (vd *EnumValue) unmarshalFull(b []byte, sb *strs.Builder, pf *File, pd protoreflect.Descriptor, i int) {
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vd.L0.ParentFile = pf
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vd.L0.Parent = pd
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vd.L0.Index = i
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var rawOptions []byte
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for len(b) > 0 {
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num, typ, n := protowire.ConsumeTag(b)
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b = b[n:]
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switch typ {
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case protowire.VarintType:
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v, m := protowire.ConsumeVarint(b)
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b = b[m:]
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switch num {
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case genid.EnumValueDescriptorProto_Number_field_number:
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vd.L1.Number = protoreflect.EnumNumber(v)
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}
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case protowire.BytesType:
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v, m := protowire.ConsumeBytes(b)
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b = b[m:]
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switch num {
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case genid.EnumValueDescriptorProto_Name_field_number:
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// NOTE: Enum values are in the same scope as the enum parent.
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vd.L0.FullName = appendFullName(sb, pd.Parent().FullName(), v)
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case genid.EnumValueDescriptorProto_Options_field_number:
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rawOptions = appendOptions(rawOptions, v)
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}
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default:
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m := protowire.ConsumeFieldValue(num, typ, b)
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b = b[m:]
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}
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}
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vd.L1.Options = pf.builder.optionsUnmarshaler(&descopts.EnumValue, rawOptions)
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}
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func (md *Message) unmarshalFull(b []byte, sb *strs.Builder) {
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var rawFields, rawOneofs [][]byte
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var enumIdx, messageIdx, extensionIdx int
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var rawOptions []byte
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md.L2 = new(MessageL2)
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for len(b) > 0 {
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num, typ, n := protowire.ConsumeTag(b)
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b = b[n:]
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switch typ {
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case protowire.BytesType:
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v, m := protowire.ConsumeBytes(b)
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b = b[m:]
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switch num {
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case genid.DescriptorProto_Field_field_number:
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rawFields = append(rawFields, v)
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case genid.DescriptorProto_OneofDecl_field_number:
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rawOneofs = append(rawOneofs, v)
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case genid.DescriptorProto_ReservedName_field_number:
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md.L2.ReservedNames.List = append(md.L2.ReservedNames.List, protoreflect.Name(sb.MakeString(v)))
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case genid.DescriptorProto_ReservedRange_field_number:
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md.L2.ReservedRanges.List = append(md.L2.ReservedRanges.List, unmarshalMessageReservedRange(v))
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case genid.DescriptorProto_ExtensionRange_field_number:
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r, rawOptions := unmarshalMessageExtensionRange(v)
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opts := md.L0.ParentFile.builder.optionsUnmarshaler(&descopts.ExtensionRange, rawOptions)
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md.L2.ExtensionRanges.List = append(md.L2.ExtensionRanges.List, r)
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md.L2.ExtensionRangeOptions = append(md.L2.ExtensionRangeOptions, opts)
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case genid.DescriptorProto_EnumType_field_number:
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md.L1.Enums.List[enumIdx].unmarshalFull(v, sb)
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enumIdx++
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case genid.DescriptorProto_NestedType_field_number:
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md.L1.Messages.List[messageIdx].unmarshalFull(v, sb)
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messageIdx++
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case genid.DescriptorProto_Extension_field_number:
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md.L1.Extensions.List[extensionIdx].unmarshalFull(v, sb)
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extensionIdx++
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case genid.DescriptorProto_Options_field_number:
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md.unmarshalOptions(v)
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rawOptions = appendOptions(rawOptions, v)
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}
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default:
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m := protowire.ConsumeFieldValue(num, typ, b)
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b = b[m:]
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}
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}
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if len(rawFields) > 0 || len(rawOneofs) > 0 {
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md.L2.Fields.List = make([]Field, len(rawFields))
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md.L2.Oneofs.List = make([]Oneof, len(rawOneofs))
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for i, b := range rawFields {
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fd := &md.L2.Fields.List[i]
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fd.unmarshalFull(b, sb, md.L0.ParentFile, md, i)
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if fd.L1.Cardinality == protoreflect.Required {
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md.L2.RequiredNumbers.List = append(md.L2.RequiredNumbers.List, fd.L1.Number)
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}
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}
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for i, b := range rawOneofs {
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od := &md.L2.Oneofs.List[i]
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od.unmarshalFull(b, sb, md.L0.ParentFile, md, i)
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}
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}
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md.L2.Options = md.L0.ParentFile.builder.optionsUnmarshaler(&descopts.Message, rawOptions)
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}
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func (md *Message) unmarshalOptions(b []byte) {
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for len(b) > 0 {
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num, typ, n := protowire.ConsumeTag(b)
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b = b[n:]
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switch typ {
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case protowire.VarintType:
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v, m := protowire.ConsumeVarint(b)
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b = b[m:]
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switch num {
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case genid.MessageOptions_MapEntry_field_number:
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md.L1.IsMapEntry = protowire.DecodeBool(v)
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case genid.MessageOptions_MessageSetWireFormat_field_number:
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md.L1.IsMessageSet = protowire.DecodeBool(v)
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}
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default:
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m := protowire.ConsumeFieldValue(num, typ, b)
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b = b[m:]
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}
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}
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}
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func unmarshalMessageReservedRange(b []byte) (r [2]protoreflect.FieldNumber) {
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for len(b) > 0 {
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num, typ, n := protowire.ConsumeTag(b)
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b = b[n:]
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switch typ {
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case protowire.VarintType:
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v, m := protowire.ConsumeVarint(b)
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b = b[m:]
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switch num {
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case genid.DescriptorProto_ReservedRange_Start_field_number:
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r[0] = protoreflect.FieldNumber(v)
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case genid.DescriptorProto_ReservedRange_End_field_number:
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r[1] = protoreflect.FieldNumber(v)
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}
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default:
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m := protowire.ConsumeFieldValue(num, typ, b)
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b = b[m:]
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}
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}
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return r
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}
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func unmarshalMessageExtensionRange(b []byte) (r [2]protoreflect.FieldNumber, rawOptions []byte) {
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for len(b) > 0 {
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num, typ, n := protowire.ConsumeTag(b)
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b = b[n:]
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switch typ {
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case protowire.VarintType:
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v, m := protowire.ConsumeVarint(b)
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b = b[m:]
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switch num {
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case genid.DescriptorProto_ExtensionRange_Start_field_number:
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r[0] = protoreflect.FieldNumber(v)
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case genid.DescriptorProto_ExtensionRange_End_field_number:
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r[1] = protoreflect.FieldNumber(v)
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}
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case protowire.BytesType:
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v, m := protowire.ConsumeBytes(b)
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b = b[m:]
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switch num {
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case genid.DescriptorProto_ExtensionRange_Options_field_number:
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rawOptions = appendOptions(rawOptions, v)
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}
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default:
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m := protowire.ConsumeFieldValue(num, typ, b)
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b = b[m:]
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}
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}
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return r, rawOptions
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}
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func (fd *Field) unmarshalFull(b []byte, sb *strs.Builder, pf *File, pd protoreflect.Descriptor, i int) {
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fd.L0.ParentFile = pf
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fd.L0.Parent = pd
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fd.L0.Index = i
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var rawTypeName []byte
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|
var rawOptions []byte
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for len(b) > 0 {
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num, typ, n := protowire.ConsumeTag(b)
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b = b[n:]
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switch typ {
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case protowire.VarintType:
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v, m := protowire.ConsumeVarint(b)
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b = b[m:]
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switch num {
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case genid.FieldDescriptorProto_Number_field_number:
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fd.L1.Number = protoreflect.FieldNumber(v)
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case genid.FieldDescriptorProto_Label_field_number:
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fd.L1.Cardinality = protoreflect.Cardinality(v)
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case genid.FieldDescriptorProto_Type_field_number:
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fd.L1.Kind = protoreflect.Kind(v)
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case genid.FieldDescriptorProto_OneofIndex_field_number:
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// In Message.unmarshalFull, we allocate slices for both
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// the field and oneof descriptors before unmarshaling either
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// of them. This ensures pointers to slice elements are stable.
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od := &pd.(*Message).L2.Oneofs.List[v]
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od.L1.Fields.List = append(od.L1.Fields.List, fd)
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if fd.L1.ContainingOneof != nil {
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panic("oneof type already set")
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}
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fd.L1.ContainingOneof = od
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case genid.FieldDescriptorProto_Proto3Optional_field_number:
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fd.L1.IsProto3Optional = protowire.DecodeBool(v)
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}
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case protowire.BytesType:
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v, m := protowire.ConsumeBytes(b)
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b = b[m:]
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switch num {
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case genid.FieldDescriptorProto_Name_field_number:
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fd.L0.FullName = appendFullName(sb, pd.FullName(), v)
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case genid.FieldDescriptorProto_JsonName_field_number:
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fd.L1.StringName.InitJSON(sb.MakeString(v))
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case genid.FieldDescriptorProto_DefaultValue_field_number:
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fd.L1.Default.val = protoreflect.ValueOfBytes(v) // temporarily store as bytes; later resolved in resolveMessages
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case genid.FieldDescriptorProto_TypeName_field_number:
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|
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 protoreflect.EnumKind:
|
|
fd.L1.Enum = PlaceholderEnum(name)
|
|
case protoreflect.MessageKind, protoreflect.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 protoreflect.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 = protoreflect.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 protoreflect.EnumKind:
|
|
xd.L2.Enum = PlaceholderEnum(name)
|
|
case protoreflect.MessageKind, protoreflect.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 protoreflect.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 *protoreflect.ProtoMessage, b []byte) func() protoreflect.ProtoMessage {
|
|
if b == nil {
|
|
return nil
|
|
}
|
|
var opts protoreflect.ProtoMessage
|
|
var once sync.Once
|
|
return func() protoreflect.ProtoMessage {
|
|
once.Do(func() {
|
|
if *p == nil {
|
|
panic("Descriptor.Options called without importing the descriptor package")
|
|
}
|
|
opts = reflect.New(reflect.TypeOf(*p).Elem()).Interface().(protoreflect.ProtoMessage)
|
|
if err := (proto.UnmarshalOptions{
|
|
AllowPartial: true,
|
|
Resolver: db.TypeResolver,
|
|
}).Unmarshal(b, opts); err != nil {
|
|
panic(err)
|
|
}
|
|
})
|
|
return opts
|
|
}
|
|
}
|