func (p *plugin) Generate(file *generator.FileDescriptor) { for _, msg := range file.Messages() { face := gogoproto.IsFace(file.FileDescriptorProto, msg.DescriptorProto) for _, field := range msg.GetField() { if field.OneofIndex == nil { continue } if face { fmt.Fprintf(os.Stderr, "ERROR: field %v.%v cannot be in a face and oneof\n", generator.CamelCase(*msg.Name), generator.CamelCase(*field.Name)) os.Exit(1) } if gogoproto.IsEmbed(field) { fmt.Fprintf(os.Stderr, "ERROR: field %v.%v cannot be in an oneof and an embedded field\n", generator.CamelCase(*msg.Name), generator.CamelCase(*field.Name)) os.Exit(1) } if !gogoproto.IsNullable(field) { fmt.Fprintf(os.Stderr, "ERROR: field %v.%v cannot be in an oneof and a non-nullable field\n", generator.CamelCase(*msg.Name), generator.CamelCase(*field.Name)) os.Exit(1) } if gogoproto.IsUnion(file.FileDescriptorProto, msg.DescriptorProto) { fmt.Fprintf(os.Stderr, "ERROR: field %v.%v cannot be in an oneof and in an union (deprecated)\n", generator.CamelCase(*msg.Name), generator.CamelCase(*field.Name)) os.Exit(1) } } } }
func (p *test) Generate(imports generator.PluginImports, file *generator.FileDescriptor) bool { used := false randPkg := imports.NewImport("math/rand") timePkg := imports.NewImport("time") testingPkg := imports.NewImport("testing") fmtPkg := imports.NewImport("fmt") for _, message := range file.Messages() { ccTypeName := generator.CamelCaseSlice(message.TypeName()) if !gogoproto.IsStringer(file.FileDescriptorProto, message.DescriptorProto) { continue } if message.DescriptorProto.GetOptions().GetMapEntry() { continue } if gogoproto.HasTestGen(file.FileDescriptorProto, message.DescriptorProto) { used = true p.P(`func Test`, ccTypeName, `Stringer(t *`, testingPkg.Use(), `.T) {`) p.In() p.P(`popr := `, randPkg.Use(), `.New(`, randPkg.Use(), `.NewSource(`, timePkg.Use(), `.Now().UnixNano()))`) p.P(`p := NewPopulated`, ccTypeName, `(popr, false)`) p.P(`s1 := p.String()`) p.P(`s2 := `, fmtPkg.Use(), `.Sprintf("%v", p)`) p.P(`if s1 != s2 {`) p.In() p.P(`t.Fatalf("String want %v got %v", s1, s2)`) p.Out() p.P(`}`) p.Out() p.P(`}`) } } return used }
func (p *test) Generate(imports generator.PluginImports, file *generator.FileDescriptor) bool { used := false randPkg := imports.NewImport("math/rand") timePkg := imports.NewImport("time") testingPkg := imports.NewImport("testing") for _, message := range file.Messages() { ccTypeName := generator.CamelCaseSlice(message.TypeName()) if !gogoproto.IsFace(file.FileDescriptorProto, message.DescriptorProto) { continue } if message.DescriptorProto.GetOptions().GetMapEntry() { continue } if gogoproto.HasTestGen(file.FileDescriptorProto, message.DescriptorProto) { used = true p.P(`func Test`, ccTypeName, `Face(t *`, testingPkg.Use(), `.T) {`) p.In() p.P(`popr := `, randPkg.Use(), `.New(`, randPkg.Use(), `.NewSource(`, timePkg.Use(), `.Now().UnixNano()))`) p.P(`p := NewPopulated`, ccTypeName, `(popr, true)`) p.P(`msg := p.TestProto()`) p.P(`if !p.Equal(msg) {`) p.In() p.P(`t.Fatalf("%#v !Face Equal %#v", msg, p)`) p.Out() p.P(`}`) p.Out() p.P(`}`) } } return used }
func (p *plugin) Generate(file *generator.FileDescriptor) { for _, msg := range file.Messages() { for _, os := range overwriters { possible := true for _, overwriter := range os { if overwriter(file.FileDescriptorProto, msg.DescriptorProto) { possible = false } } if possible { p.checkOverwrite(msg, os) } } p.checkNameSpace(msg) for _, field := range msg.GetField() { if gogoproto.IsEmbed(field) && gogoproto.IsCustomName(field) { fmt.Fprintf(os.Stderr, "ERROR: field %v with custom name %v cannot be embedded", *field.Name, gogoproto.GetCustomName(field)) os.Exit(1) } } p.checkRepeated(msg) } for _, e := range file.GetExtension() { if gogoproto.IsEmbed(e) { fmt.Fprintf(os.Stderr, "ERROR: extended field %v cannot be embedded", generator.CamelCase(*e.Name)) os.Exit(1) } } }
func (p *test) Generate(imports generator.PluginImports, file *generator.FileDescriptor) bool { used := false testingPkg := imports.NewImport("testing") for _, message := range file.Messages() { if !gogoproto.HasDescription(file.FileDescriptorProto, message.DescriptorProto) || !gogoproto.HasTestGen(file.FileDescriptorProto, message.DescriptorProto) { continue } if message.DescriptorProto.GetOptions().GetMapEntry() { continue } used = true } if used { localName := generator.FileName(file) p.P(`func Test`, localName, `Description(t *`, testingPkg.Use(), `.T) {`) p.In() p.P(localName, `Description()`) p.Out() p.P(`}`) } return used }
func (p *plugin) Generate(file *generator.FileDescriptor) { proto3 := gogoproto.IsProto3(file.FileDescriptorProto) for _, msg := range file.Messages() { getters := gogoproto.HasGoGetters(file.FileDescriptorProto, msg.DescriptorProto) face := gogoproto.IsFace(file.FileDescriptorProto, msg.DescriptorProto) for _, field := range msg.GetField() { if len(field.GetDefaultValue()) > 0 { if !getters { fmt.Fprintf(os.Stderr, "ERROR: field %v.%v cannot have a default value and not have a getter method", generator.CamelCase(*msg.Name), generator.CamelCase(*field.Name)) os.Exit(1) } if face { fmt.Fprintf(os.Stderr, "ERROR: field %v.%v cannot have a default value be in a face", generator.CamelCase(*msg.Name), generator.CamelCase(*field.Name)) os.Exit(1) } } if gogoproto.IsNullable(field) { continue } if len(field.GetDefaultValue()) > 0 { fmt.Fprintf(os.Stderr, "ERROR: field %v.%v cannot be non-nullable and have a default value", generator.CamelCase(*msg.Name), generator.CamelCase(*field.Name)) os.Exit(1) } if !field.IsMessage() && !gogoproto.IsCustomType(field) { if field.IsRepeated() { fmt.Fprintf(os.Stderr, "WARNING: field %v.%v is a repeated non-nullable native type, nullable=false has no effect\n", generator.CamelCase(*msg.Name), generator.CamelCase(*field.Name)) } else if proto3 { fmt.Fprintf(os.Stderr, "ERROR: field %v.%v is a native type and in proto3 syntax with nullable=false there exists conflicting implementations when encoding zero values", generator.CamelCase(*msg.Name), generator.CamelCase(*field.Name)) os.Exit(1) } if field.IsBytes() { fmt.Fprintf(os.Stderr, "WARNING: field %v.%v is a non-nullable bytes type, nullable=false has no effect\n", generator.CamelCase(*msg.Name), generator.CamelCase(*field.Name)) } } if !field.IsEnum() { continue } enum := p.ObjectNamed(field.GetTypeName()).(*generator.EnumDescriptor) if len(enum.Value) == 0 || enum.Value[0].GetNumber() != 0 { fmt.Fprintf(os.Stderr, "ERROR: field %v.%v cannot be non-nullable and be an enum type %v which does not start with zero", generator.CamelCase(*msg.Name), generator.CamelCase(*field.Name), enum.GetName()) os.Exit(1) } } } for _, e := range file.GetExtension() { if !gogoproto.IsNullable(e) { fmt.Fprintf(os.Stderr, "ERROR: extended field %v cannot be nullable %v", generator.CamelCase(e.GetName()), generator.CamelCase(*e.Name)) os.Exit(1) } } }
func (p *testJson) Generate(imports generator.PluginImports, file *generator.FileDescriptor) bool { used := false testingPkg := imports.NewImport("testing") randPkg := imports.NewImport("math/rand") timePkg := imports.NewImport("time") jsonPkg := imports.NewImport("github.com/andres-erbsen/protobuf/jsonpb") for _, message := range file.Messages() { ccTypeName := generator.CamelCaseSlice(message.TypeName()) if message.DescriptorProto.GetOptions().GetMapEntry() { continue } if gogoproto.HasTestGen(file.FileDescriptorProto, message.DescriptorProto) { used = true p.P(`func Test`, ccTypeName, `JSON(t *`, testingPkg.Use(), `.T) {`) p.In() p.P(`seed := `, timePkg.Use(), `.Now().UnixNano()`) p.P(`popr := `, randPkg.Use(), `.New(`, randPkg.Use(), `.NewSource(seed))`) p.P(`p := NewPopulated`, ccTypeName, `(popr, true)`) p.P(`marshaler := `, jsonPkg.Use(), `.Marshaler{}`) p.P(`jsondata, err := marshaler.MarshalToString(p)`) p.P(`if err != nil {`) p.In() p.P(`t.Fatalf("seed = %d, err = %v", seed, err)`) p.Out() p.P(`}`) p.P(`msg := &`, ccTypeName, `{}`) p.P(`err = `, jsonPkg.Use(), `.UnmarshalString(jsondata, msg)`) p.P(`if err != nil {`) p.In() p.P(`t.Fatalf("seed = %d, err = %v", seed, err)`) p.Out() p.P(`}`) if gogoproto.HasVerboseEqual(file.FileDescriptorProto, message.DescriptorProto) { p.P(`if err := p.VerboseEqual(msg); err != nil {`) p.In() p.P(`t.Fatalf("seed = %d, %#v !VerboseProto %#v, since %v", seed, msg, p, err)`) p.Out() p.P(`}`) } p.P(`if !p.Equal(msg) {`) p.In() p.P(`t.Fatalf("seed = %d, %#v !Json Equal %#v", seed, msg, p)`) p.Out() p.P(`}`) p.Out() p.P(`}`) } } return used }
func (p *test) Generate(imports generator.PluginImports, file *generator.FileDescriptor) bool { used := false randPkg := imports.NewImport("math/rand") timePkg := imports.NewImport("time") testingPkg := imports.NewImport("testing") protoPkg := imports.NewImport("github.com/andres-erbsen/protobuf/proto") if !gogoproto.ImportsGoGoProto(file.FileDescriptorProto) { protoPkg = imports.NewImport("github.com/golang/protobuf/proto") } for _, message := range file.Messages() { ccTypeName := generator.CamelCaseSlice(message.TypeName()) if !gogoproto.HasVerboseEqual(file.FileDescriptorProto, message.DescriptorProto) { continue } if message.DescriptorProto.GetOptions().GetMapEntry() { continue } if gogoproto.HasTestGen(file.FileDescriptorProto, message.DescriptorProto) { used = true p.P(`func Test`, ccTypeName, `VerboseEqual(t *`, testingPkg.Use(), `.T) {`) p.In() p.P(`popr := `, randPkg.Use(), `.New(`, randPkg.Use(), `.NewSource(`, timePkg.Use(), `.Now().UnixNano()))`) p.P(`p := NewPopulated`, ccTypeName, `(popr, false)`) p.P(`data, err := `, protoPkg.Use(), `.Marshal(p)`) p.P(`if err != nil {`) p.In() p.P(`panic(err)`) p.Out() p.P(`}`) p.P(`msg := &`, ccTypeName, `{}`) p.P(`if err := `, protoPkg.Use(), `.Unmarshal(data, msg); err != nil {`) p.In() p.P(`panic(err)`) p.Out() p.P(`}`) p.P(`if err := p.VerboseEqual(msg); err != nil {`) p.In() p.P(`t.Fatalf("%#v !VerboseEqual %#v, since %v", msg, p, err)`) p.Out() p.P(`}`) p.Out() p.P(`}`) } } return used }
func (p *plugin) Generate(file *generator.FileDescriptor) { p.PluginImports = generator.NewPluginImports(p.Generator) p.fmtPkg = p.NewImport("fmt") p.bytesPkg = p.NewImport("bytes") for _, msg := range file.Messages() { if msg.DescriptorProto.GetOptions().GetMapEntry() { continue } if gogoproto.HasVerboseEqual(file.FileDescriptorProto, msg.DescriptorProto) { p.generateMessage(file, msg, true) } if gogoproto.HasEqual(file.FileDescriptorProto, msg.DescriptorProto) { p.generateMessage(file, msg, false) } } }
func (p *plugin) Generate(file *generator.FileDescriptor) { p.used = false localName := generator.FileName(file) for _, message := range file.Messages() { if !gogoproto.HasDescription(file.FileDescriptorProto, message.DescriptorProto) { continue } if message.DescriptorProto.GetOptions().GetMapEntry() { continue } p.used = true ccTypeName := generator.CamelCaseSlice(message.TypeName()) p.P(`func (this *`, ccTypeName, `) Description() (desc *google_protobuf.FileDescriptorSet) {`) p.In() p.P(`return `, localName, `Description()`) p.Out() p.P(`}`) } if p.used { p.P(`func `, localName, `Description() (desc *google_protobuf.FileDescriptorSet) {`) p.In() //Don't generate SourceCodeInfo, since it will create too much code. ss := make([]*descriptor.SourceCodeInfo, 0) for _, f := range p.Generator.AllFiles().GetFile() { ss = append(ss, f.SourceCodeInfo) f.SourceCodeInfo = nil } s := fmt.Sprintf("%#v", p.Generator.AllFiles()) for i, f := range p.Generator.AllFiles().GetFile() { f.SourceCodeInfo = ss[i] } p.P(`return `, s) p.Out() p.P(`}`) } }
func (p *plugin) Generate(file *generator.FileDescriptor) { p.PluginImports = generator.NewPluginImports(p.Generator) protoPkg := p.NewImport("github.com/andres-erbsen/protobuf/proto") if !gogoproto.ImportsGoGoProto(file.FileDescriptorProto) { protoPkg = p.NewImport("github.com/golang/protobuf/proto") } for _, message := range file.Messages() { if !gogoproto.IsFace(file.FileDescriptorProto, message.DescriptorProto) { continue } if message.DescriptorProto.GetOptions().GetMapEntry() { continue } if message.DescriptorProto.HasExtension() { panic("face does not support message with extensions") } if gogoproto.HasGoGetters(file.FileDescriptorProto, message.DescriptorProto) { panic("face requires getters to be disabled please use gogoproto.getters or gogoproto.getters_all and set it to false") } ccTypeName := generator.CamelCaseSlice(message.TypeName()) p.P(`type `, ccTypeName, `Face interface{`) p.In() p.P(`Proto() `, protoPkg.Use(), `.Message`) for _, field := range message.Field { fieldname := p.GetFieldName(message, field) goTyp, _ := p.GoType(message, field) if generator.IsMap(file.FileDescriptorProto, field) { goTyp = p.GetMapGoType(file.FileDescriptorProto, field) } p.P(`Get`, fieldname, `() `, goTyp) } p.Out() p.P(`}`) p.P(``) p.P(`func (this *`, ccTypeName, `) Proto() `, protoPkg.Use(), `.Message {`) p.In() p.P(`return this`) p.Out() p.P(`}`) p.P(``) p.P(`func (this *`, ccTypeName, `) TestProto() `, protoPkg.Use(), `.Message {`) p.In() p.P(`return New`, ccTypeName, `FromFace(this)`) p.Out() p.P(`}`) p.P(``) for _, field := range message.Field { fieldname := p.GetFieldName(message, field) goTyp, _ := p.GoType(message, field) if generator.IsMap(file.FileDescriptorProto, field) { goTyp = p.GetMapGoType(file.FileDescriptorProto, field) } p.P(`func (this *`, ccTypeName, `) Get`, fieldname, `() `, goTyp, `{`) p.In() p.P(` return this.`, fieldname) p.Out() p.P(`}`) p.P(``) } p.P(``) p.P(`func New`, ccTypeName, `FromFace(that `, ccTypeName, `Face) *`, ccTypeName, ` {`) p.In() p.P(`this := &`, ccTypeName, `{}`) for _, field := range message.Field { fieldname := p.GetFieldName(message, field) p.P(`this.`, fieldname, ` = that.Get`, fieldname, `()`) } p.P(`return this`) p.Out() p.P(`}`) p.P(``) } }
func (p *gostring) Generate(file *generator.FileDescriptor) { proto3 := gogoproto.IsProto3(file.FileDescriptorProto) p.PluginImports = generator.NewPluginImports(p.Generator) p.atleastOne = false p.localName = generator.FileName(file) fmtPkg := p.NewImport("fmt") stringsPkg := p.NewImport("strings") protoPkg := p.NewImport("github.com/andres-erbsen/protobuf/proto") if !gogoproto.ImportsGoGoProto(file.FileDescriptorProto) { protoPkg = p.NewImport("github.com/golang/protobuf/proto") } sortPkg := p.NewImport("sort") strconvPkg := p.NewImport("strconv") reflectPkg := p.NewImport("reflect") sortKeysPkg := p.NewImport("github.com/andres-erbsen/protobuf/sortkeys") for _, message := range file.Messages() { if !gogoproto.HasGoString(file.FileDescriptorProto, message.DescriptorProto) { continue } if message.DescriptorProto.GetOptions().GetMapEntry() { continue } p.atleastOne = true packageName := file.PackageName() ccTypeName := generator.CamelCaseSlice(message.TypeName()) p.P(`func (this *`, ccTypeName, `) GoString() string {`) p.In() p.P(`if this == nil {`) p.In() p.P(`return "nil"`) p.Out() p.P(`}`) p.P(`s := make([]string, 0, `, strconv.Itoa(len(message.Field)+4), `)`) p.P(`s = append(s, "&`, packageName, ".", ccTypeName, `{")`) oneofs := make(map[string]struct{}) for _, field := range message.Field { nullable := gogoproto.IsNullable(field) repeated := field.IsRepeated() fieldname := p.GetFieldName(message, field) oneof := field.OneofIndex != nil if oneof { if _, ok := oneofs[fieldname]; ok { continue } else { oneofs[fieldname] = struct{}{} } p.P(`if this.`, fieldname, ` != nil {`) p.In() p.P(`s = append(s, "`, fieldname, `: " + `, fmtPkg.Use(), `.Sprintf("%#v", this.`, fieldname, `) + ",\n")`) p.Out() p.P(`}`) } else if generator.IsMap(file.FileDescriptorProto, field) { mapMsg := generator.GetMap(file.FileDescriptorProto, field) keyField, valueField := mapMsg.GetMapFields() keysName := `keysFor` + fieldname keygoTyp, _ := p.GoType(nil, keyField) keygoTyp = strings.Replace(keygoTyp, "*", "", 1) keyCapTyp := generator.CamelCase(keygoTyp) valuegoTyp, _ := p.GoType(nil, valueField) if !valueField.IsMessage() { valuegoTyp = strings.Replace(valuegoTyp, "*", "", 1) } p.P(keysName, ` := make([]`, keygoTyp, `, 0, len(this.`, fieldname, `))`) p.P(`for k, _ := range this.`, fieldname, ` {`) p.In() p.P(keysName, ` = append(`, keysName, `, k)`) p.Out() p.P(`}`) p.P(sortKeysPkg.Use(), `.`, keyCapTyp, `s(`, keysName, `)`) mapName := `mapStringFor` + fieldname p.P(mapName, ` := "map[`, keygoTyp, `]`, valuegoTyp, `{"`) p.P(`for _, k := range `, keysName, ` {`) p.In() p.P(mapName, ` += fmt.Sprintf("%#v: %#v,", k, this.`, fieldname, `[k])`) p.Out() p.P(`}`) p.P(mapName, ` += "}"`) p.P(`if this.`, fieldname, ` != nil {`) p.In() p.P(`s = append(s, "`, fieldname, `: " + `, mapName, `+ ",\n")`) p.Out() p.P(`}`) } else if field.IsMessage() || p.IsGroup(field) { if nullable || repeated { p.P(`if this.`, fieldname, ` != nil {`) p.In() } if nullable { p.P(`s = append(s, "`, fieldname, `: " + `, fmtPkg.Use(), `.Sprintf("%#v", this.`, fieldname, `) + ",\n")`) } else if repeated { p.P(`s = append(s, "`, fieldname, `: " + `, stringsPkg.Use(), `.Replace(`, fmtPkg.Use(), `.Sprintf("%#v", this.`, fieldname, `)`, ",`&`,``,1)", ` + ",\n")`) } else { p.P(`s = append(s, "`, fieldname, `: " + `, stringsPkg.Use(), `.Replace(this.`, fieldname, `.GoString()`, ",`&`,``,1)", ` + ",\n")`) } if nullable || repeated { p.Out() p.P(`}`) } } else { if !proto3 && (nullable || repeated) { p.P(`if this.`, fieldname, ` != nil {`) p.In() } if field.IsEnum() { if nullable && !repeated && !proto3 { goTyp, _ := p.GoType(message, field) p.P(`s = append(s, "`, fieldname, `: " + valueToGoString`, p.localName, `(this.`, fieldname, `,"`, packageName, ".", generator.GoTypeToName(goTyp), `"`, `) + ",\n")`) } else { p.P(`s = append(s, "`, fieldname, `: " + `, fmtPkg.Use(), `.Sprintf("%#v", this.`, fieldname, `) + ",\n")`) } } else { if nullable && !repeated && !proto3 { goTyp, _ := p.GoType(message, field) p.P(`s = append(s, "`, fieldname, `: " + valueToGoString`, p.localName, `(this.`, fieldname, `,"`, generator.GoTypeToName(goTyp), `"`, `) + ",\n")`) } else { p.P(`s = append(s, "`, fieldname, `: " + `, fmtPkg.Use(), `.Sprintf("%#v", this.`, fieldname, `) + ",\n")`) } } if !proto3 && (nullable || repeated) { p.Out() p.P(`}`) } } } if message.DescriptorProto.HasExtension() { p.P(`if this.XXX_extensions != nil {`) p.In() if gogoproto.HasExtensionsMap(file.FileDescriptorProto, message.DescriptorProto) { p.P(`s = append(s, "XXX_extensions: " + extensionToGoString`, p.localName, `(this.XXX_extensions) + ",\n")`) } else { p.P(`s = append(s, "XXX_extensions: " + `, fmtPkg.Use(), `.Sprintf("%#v", this.XXX_extensions) + ",\n")`) } p.Out() p.P(`}`) } if gogoproto.HasUnrecognized(file.FileDescriptorProto, message.DescriptorProto) { p.P(`if this.XXX_unrecognized != nil {`) p.In() p.P(`s = append(s, "XXX_unrecognized:" + `, fmtPkg.Use(), `.Sprintf("%#v", this.XXX_unrecognized) + ",\n")`) p.Out() p.P(`}`) } p.P(`s = append(s, "}")`) //outStr += strings.Join([]string{" + `}`", `}`, `,", "`, ")"}, "") p.P(`return `, stringsPkg.Use(), `.Join(s, "")`) p.Out() p.P(`}`) //Generate GoString methods for oneof fields for _, field := range message.Field { oneof := field.OneofIndex != nil if !oneof { continue } ccTypeName := p.OneOfTypeName(message, field) p.P(`func (this *`, ccTypeName, `) GoString() string {`) p.In() p.P(`if this == nil {`) p.In() p.P(`return "nil"`) p.Out() p.P(`}`) outFlds := []string{} fieldname := p.GetOneOfFieldName(message, field) if field.IsMessage() || p.IsGroup(field) { tmp := strings.Join([]string{"`", fieldname, ":` + "}, "") tmp += strings.Join([]string{fmtPkg.Use(), `.Sprintf("%#v", this.`, fieldname, `)`}, "") outFlds = append(outFlds, tmp) } else { tmp := strings.Join([]string{"`", fieldname, ":` + "}, "") tmp += strings.Join([]string{fmtPkg.Use(), `.Sprintf("%#v", this.`, fieldname, ")"}, "") outFlds = append(outFlds, tmp) } outStr := strings.Join([]string{"s := ", stringsPkg.Use(), ".Join([]string{`&", packageName, ".", ccTypeName, "{` + \n"}, "") outStr += strings.Join(outFlds, ",\n") outStr += strings.Join([]string{" + `}`", `}`, `,", "`, ")"}, "") p.P(outStr) p.P(`return s`) p.Out() p.P(`}`) } } if !p.atleastOne { return } p.P(`func valueToGoString`, p.localName, `(v interface{}, typ string) string {`) p.In() p.P(`rv := `, reflectPkg.Use(), `.ValueOf(v)`) p.P(`if rv.IsNil() {`) p.In() p.P(`return "nil"`) p.Out() p.P(`}`) p.P(`pv := `, reflectPkg.Use(), `.Indirect(rv).Interface()`) p.P(`return `, fmtPkg.Use(), `.Sprintf("func(v %v) *%v { return &v } ( %#v )", typ, typ, pv)`) p.Out() p.P(`}`) p.P(`func extensionToGoString`, p.localName, `(e map[int32]`, protoPkg.Use(), `.Extension) string {`) p.In() p.P(`if e == nil { return "nil" }`) p.P(`s := "map[int32]proto.Extension{"`) p.P(`keys := make([]int, 0, len(e))`) p.P(`for k := range e {`) p.In() p.P(`keys = append(keys, int(k))`) p.Out() p.P(`}`) p.P(sortPkg.Use(), `.Ints(keys)`) p.P(`ss := []string{}`) p.P(`for _, k := range keys {`) p.In() p.P(`ss = append(ss, `, strconvPkg.Use(), `.Itoa(k) + ": " + e[int32(k)].GoString())`) p.Out() p.P(`}`) p.P(`s+=`, stringsPkg.Use(), `.Join(ss, ",") + "}"`) p.P(`return s`) p.Out() p.P(`}`) }
func (p *test) Generate(imports generator.PluginImports, file *generator.FileDescriptor) bool { used := false randPkg := imports.NewImport("math/rand") timePkg := imports.NewImport("time") testingPkg := imports.NewImport("testing") protoPkg := imports.NewImport("github.com/andres-erbsen/protobuf/proto") if !gogoproto.ImportsGoGoProto(file.FileDescriptorProto) { protoPkg = imports.NewImport("github.com/golang/protobuf/proto") } for _, message := range file.Messages() { ccTypeName := generator.CamelCaseSlice(message.TypeName()) if !gogoproto.IsSizer(file.FileDescriptorProto, message.DescriptorProto) { continue } if message.DescriptorProto.GetOptions().GetMapEntry() { continue } if gogoproto.HasTestGen(file.FileDescriptorProto, message.DescriptorProto) { used = true p.P(`func Test`, ccTypeName, `Size(t *`, testingPkg.Use(), `.T) {`) p.In() p.P(`seed := `, timePkg.Use(), `.Now().UnixNano()`) p.P(`popr := `, randPkg.Use(), `.New(`, randPkg.Use(), `.NewSource(seed))`) p.P(`p := NewPopulated`, ccTypeName, `(popr, true)`) p.P(`size2 := `, protoPkg.Use(), `.Size(p)`) p.P(`data, err := `, protoPkg.Use(), `.Marshal(p)`) p.P(`if err != nil {`) p.In() p.P(`t.Fatalf("seed = %d, err = %v", seed, err)`) p.Out() p.P(`}`) p.P(`size := p.Size()`) p.P(`if len(data) != size {`) p.In() p.P(`t.Errorf("seed = %d, size %v != marshalled size %v", seed, size, len(data))`) p.Out() p.P(`}`) p.P(`if size2 != size {`) p.In() p.P(`t.Errorf("seed = %d, size %v != before marshal proto.Size %v", seed, size, size2)`) p.Out() p.P(`}`) p.P(`size3 := `, protoPkg.Use(), `.Size(p)`) p.P(`if size3 != size {`) p.In() p.P(`t.Errorf("seed = %d, size %v != after marshal proto.Size %v", seed, size, size3)`) p.Out() p.P(`}`) p.Out() p.P(`}`) p.P() } if gogoproto.HasBenchGen(file.FileDescriptorProto, message.DescriptorProto) { used = true p.P(`func Benchmark`, ccTypeName, `Size(b *`, testingPkg.Use(), `.B) {`) p.In() p.P(`popr := `, randPkg.Use(), `.New(`, randPkg.Use(), `.NewSource(616))`) p.P(`total := 0`) p.P(`pops := make([]*`, ccTypeName, `, 1000)`) p.P(`for i := 0; i < 1000; i++ {`) p.In() p.P(`pops[i] = NewPopulated`, ccTypeName, `(popr, false)`) p.Out() p.P(`}`) p.P(`b.ResetTimer()`) p.P(`for i := 0; i < b.N; i++ {`) p.In() p.P(`total += pops[i%1000].Size()`) p.Out() p.P(`}`) p.P(`b.SetBytes(int64(total / b.N))`) p.Out() p.P(`}`) p.P() } } return used }
func (p *marshalto) Generate(file *generator.FileDescriptor) { numGen := NewNumGen() p.PluginImports = generator.NewPluginImports(p.Generator) p.atleastOne = false p.localName = generator.FileName(file) p.mathPkg = p.NewImport("math") p.sortKeysPkg = p.NewImport("github.com/andres-erbsen/protobuf/sortkeys") p.protoPkg = p.NewImport("github.com/andres-erbsen/protobuf/proto") if !gogoproto.ImportsGoGoProto(file.FileDescriptorProto) { p.protoPkg = p.NewImport("github.com/golang/protobuf/proto") } p.unsafePkg = p.NewImport("unsafe") p.errorsPkg = p.NewImport("errors") for _, message := range file.Messages() { if message.DescriptorProto.GetOptions().GetMapEntry() { continue } ccTypeName := generator.CamelCaseSlice(message.TypeName()) if p.unsafe { if !gogoproto.IsUnsafeMarshaler(file.FileDescriptorProto, message.DescriptorProto) { continue } if gogoproto.IsMarshaler(file.FileDescriptorProto, message.DescriptorProto) { panic(fmt.Sprintf("unsafe_marshaler and marshalto enabled for %v", ccTypeName)) } } if !p.unsafe { if !gogoproto.IsMarshaler(file.FileDescriptorProto, message.DescriptorProto) { continue } if gogoproto.IsUnsafeMarshaler(file.FileDescriptorProto, message.DescriptorProto) { panic(fmt.Sprintf("unsafe_marshaler and marshalto enabled for %v", ccTypeName)) } } p.atleastOne = true p.P(`func (m *`, ccTypeName, `) Marshal() (data []byte, err error) {`) p.In() p.P(`size := m.Size()`) p.P(`data = make([]byte, size)`) p.P(`n, err := m.MarshalTo(data)`) p.P(`if err != nil {`) p.In() p.P(`return nil, err`) p.Out() p.P(`}`) p.P(`return data[:n], nil`) p.Out() p.P(`}`) p.P(``) p.P(`func (m *`, ccTypeName, `) MarshalTo(data []byte) (int, error) {`) p.In() p.P(`var i int`) p.P(`_ = i`) p.P(`var l int`) p.P(`_ = l`) fields := orderFields(message.GetField()) sort.Sort(fields) oneofs := make(map[string]struct{}) for _, field := range message.Field { oneof := field.OneofIndex != nil if !oneof { proto3 := gogoproto.IsProto3(file.FileDescriptorProto) p.generateField(proto3, numGen, file, message, field) } else { fieldname := p.GetFieldName(message, field) if _, ok := oneofs[fieldname]; !ok { oneofs[fieldname] = struct{}{} p.P(`if m.`, fieldname, ` != nil {`) p.In() p.P(`nn`, numGen.Next(), `, err := m.`, fieldname, `.MarshalTo(data[i:])`) p.P(`if err != nil {`) p.In() p.P(`return 0, err`) p.Out() p.P(`}`) p.P(`i+=nn`, numGen.Current()) p.Out() p.P(`}`) } } } if message.DescriptorProto.HasExtension() { if gogoproto.HasExtensionsMap(file.FileDescriptorProto, message.DescriptorProto) { p.P(`if len(m.XXX_extensions) > 0 {`) p.In() p.P(`n, err := `, p.protoPkg.Use(), `.EncodeExtensionMap(m.XXX_extensions, data[i:])`) p.P(`if err != nil {`) p.In() p.P(`return 0, err`) p.Out() p.P(`}`) p.P(`i+=n`) p.Out() p.P(`}`) } else { p.P(`if m.XXX_extensions != nil {`) p.In() p.P(`i+=copy(data[i:], m.XXX_extensions)`) p.Out() p.P(`}`) } } if gogoproto.HasUnrecognized(file.FileDescriptorProto, message.DescriptorProto) { p.P(`if m.XXX_unrecognized != nil {`) p.In() p.P(`i+=copy(data[i:], m.XXX_unrecognized)`) p.Out() p.P(`}`) } p.P(`return i, nil`) p.Out() p.P(`}`) p.P() //Generate MarshalTo methods for oneof fields m := proto.Clone(message.DescriptorProto).(*descriptor.DescriptorProto) for _, field := range m.Field { oneof := field.OneofIndex != nil if !oneof { continue } ccTypeName := p.OneOfTypeName(message, field) p.P(`func (m *`, ccTypeName, `) MarshalTo(data []byte) (int, error) {`) p.In() p.P(`i := 0`) vanity.TurnOffNullableForNativeTypesWithoutDefaultsOnly(field) p.generateField(false, numGen, file, message, field) p.P(`return i, nil`) p.Out() p.P(`}`) } } if p.atleastOne { p.P(`func encodeFixed64`, p.localName, `(data []byte, offset int, v uint64) int {`) p.In() p.P(`data[offset] = uint8(v)`) p.P(`data[offset+1] = uint8(v >> 8)`) p.P(`data[offset+2] = uint8(v >> 16)`) p.P(`data[offset+3] = uint8(v >> 24)`) p.P(`data[offset+4] = uint8(v >> 32)`) p.P(`data[offset+5] = uint8(v >> 40)`) p.P(`data[offset+6] = uint8(v >> 48)`) p.P(`data[offset+7] = uint8(v >> 56)`) p.P(`return offset+8`) p.Out() p.P(`}`) p.P(`func encodeFixed32`, p.localName, `(data []byte, offset int, v uint32) int {`) p.In() p.P(`data[offset] = uint8(v)`) p.P(`data[offset+1] = uint8(v >> 8)`) p.P(`data[offset+2] = uint8(v >> 16)`) p.P(`data[offset+3] = uint8(v >> 24)`) p.P(`return offset+4`) p.Out() p.P(`}`) p.P(`func encodeVarint`, p.localName, `(data []byte, offset int, v uint64) int {`) p.In() p.P(`for v >= 1<<7 {`) p.In() p.P(`data[offset] = uint8(v&0x7f|0x80)`) p.P(`v >>= 7`) p.P(`offset++`) p.Out() p.P(`}`) p.P(`data[offset] = uint8(v)`) p.P(`return offset+1`) p.Out() p.P(`}`) } }
func (p *size) Generate(file *generator.FileDescriptor) { p.PluginImports = generator.NewPluginImports(p.Generator) p.atleastOne = false p.localName = generator.FileName(file) protoPkg := p.NewImport("github.com/andres-erbsen/protobuf/proto") if !gogoproto.ImportsGoGoProto(file.FileDescriptorProto) { protoPkg = p.NewImport("github.com/golang/protobuf/proto") } for _, message := range file.Messages() { if !gogoproto.IsSizer(file.FileDescriptorProto, message.DescriptorProto) { continue } if message.DescriptorProto.GetOptions().GetMapEntry() { continue } p.atleastOne = true ccTypeName := generator.CamelCaseSlice(message.TypeName()) p.P(`func (m *`, ccTypeName, `) Size() (n int) {`) p.In() p.P(`var l int`) p.P(`_ = l`) oneofs := make(map[string]struct{}) for _, field := range message.Field { oneof := field.OneofIndex != nil if !oneof { proto3 := gogoproto.IsProto3(file.FileDescriptorProto) p.generateField(proto3, file, message, field) } else { fieldname := p.GetFieldName(message, field) if _, ok := oneofs[fieldname]; ok { continue } else { oneofs[fieldname] = struct{}{} } p.P(`if m.`, fieldname, ` != nil {`) p.In() p.P(`n+=m.`, fieldname, `.Size()`) p.Out() p.P(`}`) } } if message.DescriptorProto.HasExtension() { p.P(`if m.XXX_extensions != nil {`) p.In() if gogoproto.HasExtensionsMap(file.FileDescriptorProto, message.DescriptorProto) { p.P(`n += `, protoPkg.Use(), `.SizeOfExtensionMap(m.XXX_extensions)`) } else { p.P(`n+=len(m.XXX_extensions)`) } p.Out() p.P(`}`) } if gogoproto.HasUnrecognized(file.FileDescriptorProto, message.DescriptorProto) { p.P(`if m.XXX_unrecognized != nil {`) p.In() p.P(`n+=len(m.XXX_unrecognized)`) p.Out() p.P(`}`) } p.P(`return n`) p.Out() p.P(`}`) p.P() //Generate Size methods for oneof fields m := proto.Clone(message.DescriptorProto).(*descriptor.DescriptorProto) for _, f := range m.Field { oneof := f.OneofIndex != nil if !oneof { continue } ccTypeName := p.OneOfTypeName(message, f) p.P(`func (m *`, ccTypeName, `) Size() (n int) {`) p.In() p.P(`var l int`) p.P(`_ = l`) vanity.TurnOffNullableForNativeTypesWithoutDefaultsOnly(f) p.generateField(false, file, message, f) p.P(`return n`) p.Out() p.P(`}`) } } if !p.atleastOne { return } p.sizeVarint() p.sizeZigZag() }
func (p *unmarshal) Generate(file *generator.FileDescriptor) { proto3 := gogoproto.IsProto3(file.FileDescriptorProto) p.PluginImports = generator.NewPluginImports(p.Generator) p.atleastOne = false p.localName = generator.FileName(file) if p.unsafe { p.localName += "Unsafe" } p.ioPkg = p.NewImport("io") p.mathPkg = p.NewImport("math") p.unsafePkg = p.NewImport("unsafe") fmtPkg := p.NewImport("fmt") protoPkg := p.NewImport("github.com/andres-erbsen/protobuf/proto") if !gogoproto.ImportsGoGoProto(file.FileDescriptorProto) { protoPkg = p.NewImport("github.com/golang/protobuf/proto") } for _, message := range file.Messages() { ccTypeName := generator.CamelCaseSlice(message.TypeName()) if p.unsafe { if !gogoproto.IsUnsafeUnmarshaler(file.FileDescriptorProto, message.DescriptorProto) { continue } if gogoproto.IsUnmarshaler(file.FileDescriptorProto, message.DescriptorProto) { panic(fmt.Sprintf("unsafe_unmarshaler and unmarshaler enabled for %v", ccTypeName)) } } if !p.unsafe { if !gogoproto.IsUnmarshaler(file.FileDescriptorProto, message.DescriptorProto) { continue } if gogoproto.IsUnsafeUnmarshaler(file.FileDescriptorProto, message.DescriptorProto) { panic(fmt.Sprintf("unsafe_unmarshaler and unmarshaler enabled for %v", ccTypeName)) } } if message.DescriptorProto.GetOptions().GetMapEntry() { continue } p.atleastOne = true // build a map required field_id -> bitmask offset rfMap := make(map[int32]uint) rfNextId := uint(0) for _, field := range message.Field { if field.IsRequired() { rfMap[field.GetNumber()] = rfNextId rfNextId++ } } rfCount := len(rfMap) p.P(`func (m *`, ccTypeName, `) Unmarshal(data []byte) error {`) p.In() if rfCount > 0 { p.P(`var hasFields [`, strconv.Itoa(1+(rfCount-1)/64), `]uint64`) } p.P(`l := len(data)`) p.P(`iNdEx := 0`) p.P(`for iNdEx < l {`) p.In() p.P(`preIndex := iNdEx`) p.P(`var wire uint64`) p.decodeVarint("wire", "uint64") p.P(`fieldNum := int32(wire >> 3)`) if len(message.Field) > 0 || !message.IsGroup() { p.P(`wireType := int(wire & 0x7)`) } if !message.IsGroup() { p.P(`if wireType == `, strconv.Itoa(proto.WireEndGroup), ` {`) p.In() p.P(`return `, fmtPkg.Use(), `.Errorf("proto: `+message.GetName()+`: wiretype end group for non-group")`) p.Out() p.P(`}`) } p.P(`if fieldNum <= 0 {`) p.In() p.P(`return `, fmtPkg.Use(), `.Errorf("proto: `+message.GetName()+`: illegal tag %d (wire type %d)", fieldNum, wire)`) p.Out() p.P(`}`) p.P(`switch fieldNum {`) p.In() for _, field := range message.Field { fieldname := p.GetFieldName(message, field) errFieldname := fieldname if field.OneofIndex != nil { errFieldname = p.GetOneOfFieldName(message, field) } packed := field.IsPacked() p.P(`case `, strconv.Itoa(int(field.GetNumber())), `:`) p.In() wireType := field.WireType() if packed { p.P(`if wireType == `, strconv.Itoa(proto.WireBytes), `{`) p.In() p.P(`var packedLen int`) p.decodeVarint("packedLen", "int") p.P(`if packedLen < 0 {`) p.In() p.P(`return ErrInvalidLength` + p.localName) p.Out() p.P(`}`) p.P(`postIndex := iNdEx + packedLen`) p.P(`if postIndex > l {`) p.In() p.P(`return `, p.ioPkg.Use(), `.ErrUnexpectedEOF`) p.Out() p.P(`}`) p.P(`for iNdEx < postIndex {`) p.In() p.field(file.FileDescriptorProto, message, field, fieldname, false) p.Out() p.P(`}`) p.Out() p.P(`} else if wireType == `, strconv.Itoa(wireType), `{`) p.In() p.field(file.FileDescriptorProto, message, field, fieldname, false) p.Out() p.P(`} else {`) p.In() p.P(`return ` + fmtPkg.Use() + `.Errorf("proto: wrong wireType = %d for field ` + errFieldname + `", wireType)`) p.Out() p.P(`}`) } else { p.P(`if wireType != `, strconv.Itoa(wireType), `{`) p.In() p.P(`return ` + fmtPkg.Use() + `.Errorf("proto: wrong wireType = %d for field ` + errFieldname + `", wireType)`) p.Out() p.P(`}`) p.field(file.FileDescriptorProto, message, field, fieldname, proto3) } if field.IsRequired() { fieldBit, ok := rfMap[field.GetNumber()] if !ok { panic("field is required, but no bit registered") } p.P(`hasFields[`, strconv.Itoa(int(fieldBit/64)), `] |= uint64(`, fmt.Sprintf("0x%08x", 1<<(fieldBit%64)), `)`) } } p.Out() p.P(`default:`) p.In() if message.DescriptorProto.HasExtension() { c := []string{} for _, erange := range message.GetExtensionRange() { c = append(c, `((fieldNum >= `+strconv.Itoa(int(erange.GetStart()))+") && (fieldNum<"+strconv.Itoa(int(erange.GetEnd()))+`))`) } p.P(`if `, strings.Join(c, "||"), `{`) p.In() p.P(`var sizeOfWire int`) p.P(`for {`) p.In() p.P(`sizeOfWire++`) p.P(`wire >>= 7`) p.P(`if wire == 0 {`) p.In() p.P(`break`) p.Out() p.P(`}`) p.Out() p.P(`}`) p.P(`iNdEx-=sizeOfWire`) p.P(`skippy, err := skip`, p.localName+`(data[iNdEx:])`) p.P(`if err != nil {`) p.In() p.P(`return err`) p.Out() p.P(`}`) p.P(`if skippy < 0 {`) p.In() p.P(`return ErrInvalidLength`, p.localName) p.Out() p.P(`}`) p.P(`if (iNdEx + skippy) > l {`) p.In() p.P(`return `, p.ioPkg.Use(), `.ErrUnexpectedEOF`) p.Out() p.P(`}`) if gogoproto.HasExtensionsMap(file.FileDescriptorProto, message.DescriptorProto) { p.P(`if m.XXX_extensions == nil {`) p.In() p.P(`m.XXX_extensions = make(map[int32]`, protoPkg.Use(), `.Extension)`) p.Out() p.P(`}`) p.P(`m.XXX_extensions[int32(fieldNum)] = `, protoPkg.Use(), `.NewExtension(data[iNdEx:iNdEx+skippy])`) } else { p.P(`m.XXX_extensions = append(m.XXX_extensions, data[iNdEx:iNdEx+skippy]...)`) } p.P(`iNdEx += skippy`) p.Out() p.P(`} else {`) p.In() } p.P(`iNdEx=preIndex`) p.P(`skippy, err := skip`, p.localName, `(data[iNdEx:])`) p.P(`if err != nil {`) p.In() p.P(`return err`) p.Out() p.P(`}`) p.P(`if skippy < 0 {`) p.In() p.P(`return ErrInvalidLength`, p.localName) p.Out() p.P(`}`) p.P(`if (iNdEx + skippy) > l {`) p.In() p.P(`return `, p.ioPkg.Use(), `.ErrUnexpectedEOF`) p.Out() p.P(`}`) if gogoproto.HasUnrecognized(file.FileDescriptorProto, message.DescriptorProto) { p.P(`m.XXX_unrecognized = append(m.XXX_unrecognized, data[iNdEx:iNdEx+skippy]...)`) } p.P(`iNdEx += skippy`) p.Out() if message.DescriptorProto.HasExtension() { p.Out() p.P(`}`) } p.Out() p.P(`}`) p.Out() p.P(`}`) for _, field := range message.Field { if !field.IsRequired() { continue } fieldBit, ok := rfMap[field.GetNumber()] if !ok { panic("field is required, but no bit registered") } p.P(`if hasFields[`, strconv.Itoa(int(fieldBit/64)), `] & uint64(`, fmt.Sprintf("0x%08x", 1<<(fieldBit%64)), `) == 0 {`) p.In() if !gogoproto.ImportsGoGoProto(file.FileDescriptorProto) { p.P(`return new(`, protoPkg.Use(), `.RequiredNotSetError)`) } else { p.P(`return `, protoPkg.Use(), `.NewRequiredNotSetError("`, field.GetName(), `")`) } p.Out() p.P(`}`) } p.P() p.P(`if iNdEx > l {`) p.In() p.P(`return ` + p.ioPkg.Use() + `.ErrUnexpectedEOF`) p.Out() p.P(`}`) p.P(`return nil`) p.Out() p.P(`}`) } if !p.atleastOne { return } p.P(`func skip` + p.localName + `(data []byte) (n int, err error) { l := len(data) iNdEx := 0 for iNdEx < l { var wire uint64 for shift := uint(0); ; shift += 7 { if shift >= 64 { return 0, ErrIntOverflow` + p.localName + ` } if iNdEx >= l { return 0, ` + p.ioPkg.Use() + `.ErrUnexpectedEOF } b := data[iNdEx] iNdEx++ wire |= (uint64(b) & 0x7F) << shift if b < 0x80 { break } } wireType := int(wire & 0x7) switch wireType { case 0: for shift := uint(0); ; shift += 7 { if shift >= 64 { return 0, ErrIntOverflow` + p.localName + ` } if iNdEx >= l { return 0, ` + p.ioPkg.Use() + `.ErrUnexpectedEOF } iNdEx++ if data[iNdEx-1] < 0x80 { break } } return iNdEx, nil case 1: iNdEx += 8 return iNdEx, nil case 2: var length int for shift := uint(0); ; shift += 7 { if shift >= 64 { return 0, ErrIntOverflow` + p.localName + ` } if iNdEx >= l { return 0, ` + p.ioPkg.Use() + `.ErrUnexpectedEOF } b := data[iNdEx] iNdEx++ length |= (int(b) & 0x7F) << shift if b < 0x80 { break } } iNdEx += length if length < 0 { return 0, ErrInvalidLength` + p.localName + ` } return iNdEx, nil case 3: for { var innerWire uint64 var start int = iNdEx for shift := uint(0); ; shift += 7 { if shift >= 64 { return 0, ErrIntOverflow` + p.localName + ` } if iNdEx >= l { return 0, ` + p.ioPkg.Use() + `.ErrUnexpectedEOF } b := data[iNdEx] iNdEx++ innerWire |= (uint64(b) & 0x7F) << shift if b < 0x80 { break } } innerWireType := int(innerWire & 0x7) if innerWireType == 4 { break } next, err := skip` + p.localName + `(data[start:]) if err != nil { return 0, err } iNdEx = start + next } return iNdEx, nil case 4: return iNdEx, nil case 5: iNdEx += 4 return iNdEx, nil default: return 0, ` + fmtPkg.Use() + `.Errorf("proto: illegal wireType %d", wireType) } } panic("unreachable") } var ( ErrInvalidLength` + p.localName + ` = ` + fmtPkg.Use() + `.Errorf("proto: negative length found during unmarshaling") ErrIntOverflow` + p.localName + ` = ` + fmtPkg.Use() + `.Errorf("proto: integer overflow") ) `) }
func (p *union) Generate(file *generator.FileDescriptor) { p.PluginImports = generator.NewPluginImports(p.Generator) for _, message := range file.Messages() { if !gogoproto.IsUnion(file.FileDescriptorProto, message.DescriptorProto) { continue } if message.DescriptorProto.HasExtension() { panic("onlyone does not currently support extensions") } if message.DescriptorProto.GetOptions().GetMapEntry() { continue } ccTypeName := generator.CamelCaseSlice(message.TypeName()) p.P(`func (this *`, ccTypeName, `) GetValue() interface{} {`) p.In() for _, field := range message.Field { fieldname := p.GetFieldName(message, field) if fieldname == "Value" { panic("cannot have a onlyone message " + ccTypeName + " with a field named Value") } p.P(`if this.`, fieldname, ` != nil {`) p.In() p.P(`return this.`, fieldname) p.Out() p.P(`}`) } p.P(`return nil`) p.Out() p.P(`}`) p.P(``) p.P(`func (this *`, ccTypeName, `) SetValue(value interface{}) bool {`) p.In() p.P(`switch vt := value.(type) {`) p.In() for _, field := range message.Field { fieldname := p.GetFieldName(message, field) goTyp, _ := p.GoType(message, field) p.P(`case `, goTyp, `:`) p.In() p.P(`this.`, fieldname, ` = vt`) p.Out() } p.P(`default:`) p.In() for _, field := range message.Field { fieldname := p.GetFieldName(message, field) if field.IsMessage() { goTyp, _ := p.GoType(message, field) obj := p.ObjectNamed(field.GetTypeName()).(*generator.Descriptor) if gogoproto.IsUnion(obj.File(), obj.DescriptorProto) { p.P(`this.`, fieldname, ` = new(`, generator.GoTypeToName(goTyp), `)`) p.P(`if set := this.`, fieldname, `.SetValue(value); set {`) p.In() p.P(`return true`) p.Out() p.P(`}`) p.P(`this.`, fieldname, ` = nil`) } } } p.P(`return false`) p.Out() p.P(`}`) p.P(`return true`) p.Out() p.P(`}`) } }
func (p *testProto) Generate(imports generator.PluginImports, file *generator.FileDescriptor) bool { used := false testingPkg := imports.NewImport("testing") randPkg := imports.NewImport("math/rand") timePkg := imports.NewImport("time") protoPkg := imports.NewImport("github.com/andres-erbsen/protobuf/proto") if !gogoproto.ImportsGoGoProto(file.FileDescriptorProto) { protoPkg = imports.NewImport("github.com/golang/protobuf/proto") } for _, message := range file.Messages() { ccTypeName := generator.CamelCaseSlice(message.TypeName()) if message.DescriptorProto.GetOptions().GetMapEntry() { continue } if gogoproto.HasTestGen(file.FileDescriptorProto, message.DescriptorProto) { used = true p.P(`func Test`, ccTypeName, `Proto(t *`, testingPkg.Use(), `.T) {`) p.In() p.P(`seed := `, timePkg.Use(), `.Now().UnixNano()`) p.P(`popr := `, randPkg.Use(), `.New(`, randPkg.Use(), `.NewSource(seed))`) p.P(`p := NewPopulated`, ccTypeName, `(popr, false)`) p.P(`data, err := `, protoPkg.Use(), `.Marshal(p)`) p.P(`if err != nil {`) p.In() p.P(`t.Fatalf("seed = %d, err = %v", seed, err)`) p.Out() p.P(`}`) p.P(`msg := &`, ccTypeName, `{}`) p.P(`if err := `, protoPkg.Use(), `.Unmarshal(data, msg); err != nil {`) p.In() p.P(`t.Fatalf("seed = %d, err = %v", seed, err)`) p.Out() p.P(`}`) p.P(`littlefuzz := make([]byte, len(data))`) p.P(`copy(littlefuzz, data)`) p.P(`for i := range data {`) p.In() p.P(`data[i] = byte(popr.Intn(256))`) p.Out() p.P(`}`) if gogoproto.HasVerboseEqual(file.FileDescriptorProto, message.DescriptorProto) { p.P(`if err := p.VerboseEqual(msg); err != nil {`) p.In() p.P(`t.Fatalf("seed = %d, %#v !VerboseProto %#v, since %v", seed, msg, p, err)`) p.Out() p.P(`}`) } p.P(`if !p.Equal(msg) {`) p.In() p.P(`t.Fatalf("seed = %d, %#v !Proto %#v", seed, msg, p)`) p.Out() p.P(`}`) p.P(`if len(littlefuzz) > 0 {`) p.In() p.P(`fuzzamount := 100`) p.P(`for i := 0; i < fuzzamount; i++ {`) p.In() p.P(`littlefuzz[popr.Intn(len(littlefuzz))] = byte(popr.Intn(256))`) p.P(`littlefuzz = append(littlefuzz, byte(popr.Intn(256)))`) p.Out() p.P(`}`) p.P(`// shouldn't panic`) p.P(`_ = `, protoPkg.Use(), `.Unmarshal(littlefuzz, msg)`) p.Out() p.P(`}`) p.Out() p.P(`}`) p.P() } if gogoproto.HasTestGen(file.FileDescriptorProto, message.DescriptorProto) { if gogoproto.IsMarshaler(file.FileDescriptorProto, message.DescriptorProto) || gogoproto.IsUnsafeMarshaler(file.FileDescriptorProto, message.DescriptorProto) { p.P(`func Test`, ccTypeName, `MarshalTo(t *`, testingPkg.Use(), `.T) {`) p.In() p.P(`seed := `, timePkg.Use(), `.Now().UnixNano()`) p.P(`popr := `, randPkg.Use(), `.New(`, randPkg.Use(), `.NewSource(seed))`) p.P(`p := NewPopulated`, ccTypeName, `(popr, false)`) p.P(`size := p.Size()`) p.P(`data := make([]byte, size)`) p.P(`for i := range data {`) p.In() p.P(`data[i] = byte(popr.Intn(256))`) p.Out() p.P(`}`) p.P(`_, err := p.MarshalTo(data)`) p.P(`if err != nil {`) p.In() p.P(`t.Fatalf("seed = %d, err = %v", seed, err)`) p.Out() p.P(`}`) p.P(`msg := &`, ccTypeName, `{}`) p.P(`if err := `, protoPkg.Use(), `.Unmarshal(data, msg); err != nil {`) p.In() p.P(`t.Fatalf("seed = %d, err = %v", seed, err)`) p.Out() p.P(`}`) p.P(`for i := range data {`) p.In() p.P(`data[i] = byte(popr.Intn(256))`) p.Out() p.P(`}`) if gogoproto.HasVerboseEqual(file.FileDescriptorProto, message.DescriptorProto) { p.P(`if err := p.VerboseEqual(msg); err != nil {`) p.In() p.P(`t.Fatalf("seed = %d, %#v !VerboseProto %#v, since %v", seed, msg, p, err)`) p.Out() p.P(`}`) } p.P(`if !p.Equal(msg) {`) p.In() p.P(`t.Fatalf("seed = %d, %#v !Proto %#v", seed, msg, p)`) p.Out() p.P(`}`) p.Out() p.P(`}`) p.P() } } if gogoproto.HasBenchGen(file.FileDescriptorProto, message.DescriptorProto) { used = true p.P(`func Benchmark`, ccTypeName, `ProtoMarshal(b *`, testingPkg.Use(), `.B) {`) p.In() p.P(`popr := `, randPkg.Use(), `.New(`, randPkg.Use(), `.NewSource(616))`) p.P(`total := 0`) p.P(`pops := make([]*`, ccTypeName, `, 10000)`) p.P(`for i := 0; i < 10000; i++ {`) p.In() p.P(`pops[i] = NewPopulated`, ccTypeName, `(popr, false)`) p.Out() p.P(`}`) p.P(`b.ResetTimer()`) p.P(`for i := 0; i < b.N; i++ {`) p.In() p.P(`data, err := `, protoPkg.Use(), `.Marshal(pops[i%10000])`) p.P(`if err != nil {`) p.In() p.P(`panic(err)`) p.Out() p.P(`}`) p.P(`total += len(data)`) p.Out() p.P(`}`) p.P(`b.SetBytes(int64(total / b.N))`) p.Out() p.P(`}`) p.P() p.P(`func Benchmark`, ccTypeName, `ProtoUnmarshal(b *`, testingPkg.Use(), `.B) {`) p.In() p.P(`popr := `, randPkg.Use(), `.New(`, randPkg.Use(), `.NewSource(616))`) p.P(`total := 0`) p.P(`datas := make([][]byte, 10000)`) p.P(`for i := 0; i < 10000; i++ {`) p.In() p.P(`data, err := `, protoPkg.Use(), `.Marshal(NewPopulated`, ccTypeName, `(popr, false))`) p.P(`if err != nil {`) p.In() p.P(`panic(err)`) p.Out() p.P(`}`) p.P(`datas[i] = data`) p.Out() p.P(`}`) p.P(`msg := &`, ccTypeName, `{}`) p.P(`b.ResetTimer()`) p.P(`for i := 0; i < b.N; i++ {`) p.In() p.P(`total += len(datas[i%10000])`) p.P(`if err := `, protoPkg.Use(), `.Unmarshal(datas[i%10000], msg); err != nil {`) p.In() p.P(`panic(err)`) p.Out() p.P(`}`) p.Out() p.P(`}`) p.P(`b.SetBytes(int64(total / b.N))`) p.Out() p.P(`}`) p.P() } } return used }
func (p *stringer) Generate(file *generator.FileDescriptor) { proto3 := gogoproto.IsProto3(file.FileDescriptorProto) p.PluginImports = generator.NewPluginImports(p.Generator) p.atleastOne = false p.localName = generator.FileName(file) fmtPkg := p.NewImport("fmt") stringsPkg := p.NewImport("strings") reflectPkg := p.NewImport("reflect") sortKeysPkg := p.NewImport("github.com/andres-erbsen/protobuf/sortkeys") for _, message := range file.Messages() { if !gogoproto.IsStringer(file.FileDescriptorProto, message.DescriptorProto) { continue } if gogoproto.EnabledGoStringer(file.FileDescriptorProto, message.DescriptorProto) { panic("old string method needs to be disabled, please use gogoproto.goproto_stringer or gogoproto.goproto_stringer_all and set it to false") } if message.DescriptorProto.GetOptions().GetMapEntry() { continue } p.atleastOne = true ccTypeName := generator.CamelCaseSlice(message.TypeName()) p.P(`func (this *`, ccTypeName, `) String() string {`) p.In() p.P(`if this == nil {`) p.In() p.P(`return "nil"`) p.Out() p.P(`}`) for _, field := range message.Field { if !generator.IsMap(file.FileDescriptorProto, field) { continue } fieldname := p.GetFieldName(message, field) mapMsg := generator.GetMap(file.FileDescriptorProto, field) keyField, valueField := mapMsg.GetMapFields() keysName := `keysFor` + fieldname keygoTyp, _ := p.GoType(nil, keyField) keygoTyp = strings.Replace(keygoTyp, "*", "", 1) keyCapTyp := generator.CamelCase(keygoTyp) valuegoTyp, _ := p.GoType(nil, valueField) p.P(keysName, ` := make([]`, keygoTyp, `, 0, len(this.`, fieldname, `))`) p.P(`for k, _ := range this.`, fieldname, ` {`) p.In() p.P(keysName, ` = append(`, keysName, `, k)`) p.Out() p.P(`}`) p.P(sortKeysPkg.Use(), `.`, keyCapTyp, `s(`, keysName, `)`) mapName := `mapStringFor` + fieldname p.P(mapName, ` := "map[`, keygoTyp, `]`, valuegoTyp, `{"`) p.P(`for _, k := range `, keysName, ` {`) p.In() p.P(mapName, ` += fmt.Sprintf("%v: %v,", k, this.`, fieldname, `[k])`) p.Out() p.P(`}`) p.P(mapName, ` += "}"`) } p.P("s := ", stringsPkg.Use(), ".Join([]string{`&", ccTypeName, "{`,") oneofs := make(map[string]struct{}) for _, field := range message.Field { nullable := gogoproto.IsNullable(field) repeated := field.IsRepeated() fieldname := p.GetFieldName(message, field) oneof := field.OneofIndex != nil if oneof { if _, ok := oneofs[fieldname]; ok { continue } else { oneofs[fieldname] = struct{}{} } p.P("`", fieldname, ":`", ` + `, fmtPkg.Use(), `.Sprintf("%v", this.`, fieldname, ") + `,", "`,") } else if generator.IsMap(file.FileDescriptorProto, field) { mapName := `mapStringFor` + fieldname p.P("`", fieldname, ":`", ` + `, mapName, " + `,", "`,") } else if field.IsMessage() || p.IsGroup(field) { desc := p.ObjectNamed(field.GetTypeName()) msgname := p.TypeName(desc) msgnames := strings.Split(msgname, ".") typeName := msgnames[len(msgnames)-1] if nullable { p.P("`", fieldname, ":`", ` + `, stringsPkg.Use(), `.Replace(`, fmtPkg.Use(), `.Sprintf("%v", this.`, fieldname, `), "`, typeName, `","`, msgname, `"`, ", 1) + `,", "`,") } else if repeated { p.P("`", fieldname, ":`", ` + `, stringsPkg.Use(), `.Replace(`, stringsPkg.Use(), `.Replace(`, fmtPkg.Use(), `.Sprintf("%v", this.`, fieldname, `), "`, typeName, `","`, msgname, `"`, ", 1),`&`,``,1) + `,", "`,") } else { p.P("`", fieldname, ":`", ` + `, stringsPkg.Use(), `.Replace(`, stringsPkg.Use(), `.Replace(this.`, fieldname, `.String(), "`, typeName, `","`, msgname, `"`, ", 1),`&`,``,1) + `,", "`,") } } else { if nullable && !repeated && !proto3 { p.P("`", fieldname, ":`", ` + valueToString`, p.localName, `(this.`, fieldname, ") + `,", "`,") } else { p.P("`", fieldname, ":`", ` + `, fmtPkg.Use(), `.Sprintf("%v", this.`, fieldname, ") + `,", "`,") } } } if message.DescriptorProto.HasExtension() { if gogoproto.HasExtensionsMap(file.FileDescriptorProto, message.DescriptorProto) { p.P("`XXX_extensions:` + proto.StringFromExtensionsMap(this.XXX_extensions) + `,`,") } else { p.P("`XXX_extensions:` + proto.StringFromExtensionsBytes(this.XXX_extensions) + `,`,") } } if gogoproto.HasUnrecognized(file.FileDescriptorProto, message.DescriptorProto) { p.P("`XXX_unrecognized:` + ", fmtPkg.Use(), `.Sprintf("%v", this.XXX_unrecognized) + `, "`,`,") } p.P("`}`,") p.P(`}`, `,""`, ")") p.P(`return s`) p.Out() p.P(`}`) //Generate String methods for oneof fields for _, field := range message.Field { oneof := field.OneofIndex != nil if !oneof { continue } ccTypeName := p.OneOfTypeName(message, field) p.P(`func (this *`, ccTypeName, `) String() string {`) p.In() p.P(`if this == nil {`) p.In() p.P(`return "nil"`) p.Out() p.P(`}`) p.P("s := ", stringsPkg.Use(), ".Join([]string{`&", ccTypeName, "{`,") fieldname := p.GetOneOfFieldName(message, field) if field.IsMessage() || p.IsGroup(field) { desc := p.ObjectNamed(field.GetTypeName()) msgname := p.TypeName(desc) msgnames := strings.Split(msgname, ".") typeName := msgnames[len(msgnames)-1] p.P("`", fieldname, ":`", ` + `, stringsPkg.Use(), `.Replace(`, fmtPkg.Use(), `.Sprintf("%v", this.`, fieldname, `), "`, typeName, `","`, msgname, `"`, ", 1) + `,", "`,") } else { p.P("`", fieldname, ":`", ` + `, fmtPkg.Use(), `.Sprintf("%v", this.`, fieldname, ") + `,", "`,") } p.P("`}`,") p.P(`}`, `,""`, ")") p.P(`return s`) p.Out() p.P(`}`) } } if !p.atleastOne { return } p.P(`func valueToString`, p.localName, `(v interface{}) string {`) p.In() p.P(`rv := `, reflectPkg.Use(), `.ValueOf(v)`) p.P(`if rv.IsNil() {`) p.In() p.P(`return "nil"`) p.Out() p.P(`}`) p.P(`pv := `, reflectPkg.Use(), `.Indirect(rv).Interface()`) p.P(`return `, fmtPkg.Use(), `.Sprintf("*%v", pv)`) p.Out() p.P(`}`) }
func (p *plugin) Generate(file *generator.FileDescriptor) { p.atleastOne = false p.PluginImports = generator.NewPluginImports(p.Generator) p.varGen = NewVarGen() proto3 := gogoproto.IsProto3(file.FileDescriptorProto) p.localName = generator.FileName(file) protoPkg := p.NewImport("github.com/andres-erbsen/protobuf/proto") if !gogoproto.ImportsGoGoProto(file.FileDescriptorProto) { protoPkg = p.NewImport("github.com/golang/protobuf/proto") } for _, message := range file.Messages() { if !gogoproto.HasPopulate(file.FileDescriptorProto, message.DescriptorProto) { continue } if message.DescriptorProto.GetOptions().GetMapEntry() { continue } p.atleastOne = true ccTypeName := generator.CamelCaseSlice(message.TypeName()) p.P(`func NewPopulated`, ccTypeName, `(r randy`, p.localName, `, easy bool) *`, ccTypeName, ` {`) p.In() p.P(`this := &`, ccTypeName, `{}`) if gogoproto.IsUnion(message.File(), message.DescriptorProto) && len(message.Field) > 0 { loopLevels := make([]int, len(message.Field)) maxLoopLevel := 0 for i, field := range message.Field { loopLevels[i] = p.loops(field, message) if loopLevels[i] > maxLoopLevel { maxLoopLevel = loopLevels[i] } } ran := 0 for i := range loopLevels { ran += int(math.Pow10(maxLoopLevel - loopLevels[i])) } p.P(`fieldNum := r.Intn(`, fmt.Sprintf("%d", ran), `)`) p.P(`switch fieldNum {`) k := 0 for i, field := range message.Field { is := []string{} ran := int(math.Pow10(maxLoopLevel - loopLevels[i])) for j := 0; j < ran; j++ { is = append(is, fmt.Sprintf("%d", j+k)) } k += ran p.P(`case `, strings.Join(is, ","), `:`) p.In() p.GenerateField(file, message, field) p.Out() } p.P(`}`) } else { var maxFieldNumber int32 oneofs := make(map[string]struct{}) for _, field := range message.Field { if field.GetNumber() > maxFieldNumber { maxFieldNumber = field.GetNumber() } oneof := field.OneofIndex != nil if !oneof { if field.IsRequired() || (!gogoproto.IsNullable(field) && !field.IsRepeated()) || (proto3 && !field.IsMessage()) { p.GenerateField(file, message, field) } else { p.P(`if r.Intn(10) != 0 {`) p.In() p.GenerateField(file, message, field) p.Out() p.P(`}`) } } else { fieldname := p.GetFieldName(message, field) if _, ok := oneofs[fieldname]; ok { continue } else { oneofs[fieldname] = struct{}{} } fieldNumbers := []int32{} for _, f := range message.Field { fname := p.GetFieldName(message, f) if fname == fieldname { fieldNumbers = append(fieldNumbers, f.GetNumber()) } } p.P(`oneofNumber_`, fieldname, ` := `, fmt.Sprintf("%#v", fieldNumbers), `[r.Intn(`, strconv.Itoa(len(fieldNumbers)), `)]`) p.P(`switch oneofNumber_`, fieldname, ` {`) for _, f := range message.Field { fname := p.GetFieldName(message, f) if fname != fieldname { continue } p.P(`case `, strconv.Itoa(int(f.GetNumber())), `:`) p.In() ccTypeName := p.OneOfTypeName(message, f) p.P(`this.`, fname, ` = NewPopulated`, ccTypeName, `(r, easy)`) p.Out() } p.P(`}`) } } if message.DescriptorProto.HasExtension() { p.P(`if !easy && r.Intn(10) != 0 {`) p.In() p.P(`l := r.Intn(5)`) p.P(`for i := 0; i < l; i++ {`) p.In() if len(message.DescriptorProto.GetExtensionRange()) > 1 { p.P(`eIndex := r.Intn(`, strconv.Itoa(len(message.DescriptorProto.GetExtensionRange())), `)`) p.P(`fieldNumber := 0`) p.P(`switch eIndex {`) for i, e := range message.DescriptorProto.GetExtensionRange() { p.P(`case `, strconv.Itoa(i), `:`) p.In() p.P(`fieldNumber = r.Intn(`, strconv.Itoa(int(e.GetEnd()-e.GetStart())), `) + `, strconv.Itoa(int(e.GetStart()))) p.Out() if e.GetEnd() > maxFieldNumber { maxFieldNumber = e.GetEnd() } } p.P(`}`) } else { e := message.DescriptorProto.GetExtensionRange()[0] p.P(`fieldNumber := r.Intn(`, strconv.Itoa(int(e.GetEnd()-e.GetStart())), `) + `, strconv.Itoa(int(e.GetStart()))) if e.GetEnd() > maxFieldNumber { maxFieldNumber = e.GetEnd() } } p.P(`wire := r.Intn(4)`) p.P(`if wire == 3 { wire = 5 }`) p.P(`data := randField`, p.localName, `(nil, r, fieldNumber, wire)`) p.P(protoPkg.Use(), `.SetRawExtension(this, int32(fieldNumber), data)`) p.Out() p.P(`}`) p.Out() p.P(`}`) } if maxFieldNumber < (1 << 10) { p.P(`if !easy && r.Intn(10) != 0 {`) p.In() if gogoproto.HasUnrecognized(file.FileDescriptorProto, message.DescriptorProto) { p.P(`this.XXX_unrecognized = randUnrecognized`, p.localName, `(r, `, strconv.Itoa(int(maxFieldNumber+1)), `)`) } p.Out() p.P(`}`) } } p.P(`return this`) p.Out() p.P(`}`) p.P(``) //Generate NewPopulated functions for oneof fields m := proto.Clone(message.DescriptorProto).(*descriptor.DescriptorProto) for _, f := range m.Field { oneof := f.OneofIndex != nil if !oneof { continue } ccTypeName := p.OneOfTypeName(message, f) p.P(`func NewPopulated`, ccTypeName, `(r randy`, p.localName, `, easy bool) *`, ccTypeName, ` {`) p.In() p.P(`this := &`, ccTypeName, `{}`) vanity.TurnOffNullableForNativeTypesWithoutDefaultsOnly(f) p.GenerateField(file, message, f) p.P(`return this`) p.Out() p.P(`}`) } } if !p.atleastOne { return } p.P(`type randy`, p.localName, ` interface {`) p.In() p.P(`Float32() float32`) p.P(`Float64() float64`) p.P(`Int63() int64`) p.P(`Int31() int32`) p.P(`Uint32() uint32`) p.P(`Intn(n int) int`) p.Out() p.P(`}`) p.P(`func randUTF8Rune`, p.localName, `(r randy`, p.localName, `) rune {`) p.In() p.P(`ru := r.Intn(62)`) p.P(`if ru < 10 {`) p.In() p.P(`return rune(ru+48)`) p.Out() p.P(`} else if ru < 36 {`) p.In() p.P(`return rune(ru+55)`) p.Out() p.P(`}`) p.P(`return rune(ru+61)`) p.Out() p.P(`}`) p.P(`func randString`, p.localName, `(r randy`, p.localName, `) string {`) p.In() p.P(p.varGen.Next(), ` := r.Intn(100)`) p.P(`tmps := make([]rune, `, p.varGen.Current(), `)`) p.P(`for i := 0; i < `, p.varGen.Current(), `; i++ {`) p.In() p.P(`tmps[i] = randUTF8Rune`, p.localName, `(r)`) p.Out() p.P(`}`) p.P(`return string(tmps)`) p.Out() p.P(`}`) p.P(`func randUnrecognized`, p.localName, `(r randy`, p.localName, `, maxFieldNumber int) (data []byte) {`) p.In() p.P(`l := r.Intn(5)`) p.P(`for i := 0; i < l; i++ {`) p.In() p.P(`wire := r.Intn(4)`) p.P(`if wire == 3 { wire = 5 }`) p.P(`fieldNumber := maxFieldNumber + r.Intn(100)`) p.P(`data = randField`, p.localName, `(data, r, fieldNumber, wire)`) p.Out() p.P(`}`) p.P(`return data`) p.Out() p.P(`}`) p.P(`func randField`, p.localName, `(data []byte, r randy`, p.localName, `, fieldNumber int, wire int) []byte {`) p.In() p.P(`key := uint32(fieldNumber)<<3 | uint32(wire)`) p.P(`switch wire {`) p.P(`case 0:`) p.In() p.P(`data = encodeVarintPopulate`, p.localName, `(data, uint64(key))`) p.P(p.varGen.Next(), ` := r.Int63()`) p.P(`if r.Intn(2) == 0 {`) p.In() p.P(p.varGen.Current(), ` *= -1`) p.Out() p.P(`}`) p.P(`data = encodeVarintPopulate`, p.localName, `(data, uint64(`, p.varGen.Current(), `))`) p.Out() p.P(`case 1:`) p.In() p.P(`data = encodeVarintPopulate`, p.localName, `(data, uint64(key))`) p.P(`data = append(data, byte(r.Intn(256)), byte(r.Intn(256)), byte(r.Intn(256)), byte(r.Intn(256)), byte(r.Intn(256)), byte(r.Intn(256)), byte(r.Intn(256)), byte(r.Intn(256)))`) p.Out() p.P(`case 2:`) p.In() p.P(`data = encodeVarintPopulate`, p.localName, `(data, uint64(key))`) p.P(`ll := r.Intn(100)`) p.P(`data = encodeVarintPopulate`, p.localName, `(data, uint64(ll))`) p.P(`for j := 0; j < ll; j++ {`) p.In() p.P(`data = append(data, byte(r.Intn(256)))`) p.Out() p.P(`}`) p.Out() p.P(`default:`) p.In() p.P(`data = encodeVarintPopulate`, p.localName, `(data, uint64(key))`) p.P(`data = append(data, byte(r.Intn(256)), byte(r.Intn(256)), byte(r.Intn(256)), byte(r.Intn(256)))`) p.Out() p.P(`}`) p.P(`return data`) p.Out() p.P(`}`) p.P(`func encodeVarintPopulate`, p.localName, `(data []byte, v uint64) []byte {`) p.In() p.P(`for v >= 1<<7 {`) p.In() p.P(`data = append(data, uint8(uint64(v)&0x7f|0x80))`) p.P(`v >>= 7`) p.Out() p.P(`}`) p.P(`data = append(data, uint8(v))`) p.P(`return data`) p.Out() p.P(`}`) }