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 *size) Generate(file *generator.FileDescriptor) { p.PluginImports = generator.NewPluginImports(p.Generator) p.atleastOne = false p.localName = generator.FileName(file) protoPkg := p.NewImport("limbo.services/protobuf/proto") if !gogoproto.ImportsGoGoProto(file.FileDescriptorProto) { protoPkg = p.NewImport("github.com/golang/protobuf/proto") } for _, message := range file.Messages() { sizeName := "" if gogoproto.IsSizer(file.FileDescriptorProto, message.DescriptorProto) { sizeName = "Size" } else if gogoproto.IsProtoSizer(file.FileDescriptorProto, message.DescriptorProto) { sizeName = "ProtoSize" } else { continue } if message.DescriptorProto.GetOptions().GetMapEntry() { continue } p.atleastOne = true ccTypeName := generator.CamelCaseSlice(message.TypeName()) p.P(`func (m *`, ccTypeName, `) `, sizeName, `() (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, sizeName) } 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, `.`, sizeName, `()`) 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, `) `, sizeName, `() (n int) {`) p.In() p.P(`var l int`) p.P(`_ = l`) vanity.TurnOffNullableForNativeTypesWithoutDefaultsOnly(f) p.generateField(false, file, message, f, sizeName) p.P(`return n`) p.Out() p.P(`}`) } } if !p.atleastOne { return } p.sizeVarint() p.sizeZigZag() }
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("limbo.services/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()) 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] } } ranTotal := 0 for i := range loopLevels { ranTotal += int(math.Pow10(maxLoopLevel - loopLevels[i])) } 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 { p.P(`fieldNum := r.Intn(`, fmt.Sprintf("%d", ranTotal), `)`) 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 fieldIndex, 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 { if loopLevels[fieldIndex] > 0 { p.P(`if r.Intn(10) == 0 {`) } 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(`}`) }
func (p *plugin) GenerateField(file *generator.FileDescriptor, message *generator.Descriptor, field *descriptor.FieldDescriptorProto) { proto3 := gogoproto.IsProto3(file.FileDescriptorProto) goTyp, _ := p.GoType(message, field) fieldname := p.GetOneOfFieldName(message, field) goTypName := generator.GoTypeToName(goTyp) if p.IsMap(field) { m := p.GoMapType(nil, field) keygoTyp, _ := p.GoType(nil, m.KeyField) keygoTyp = strings.Replace(keygoTyp, "*", "", 1) keygoAliasTyp, _ := p.GoType(nil, m.KeyAliasField) keygoAliasTyp = strings.Replace(keygoAliasTyp, "*", "", 1) valuegoTyp, _ := p.GoType(nil, m.ValueField) valuegoAliasTyp, _ := p.GoType(nil, m.ValueAliasField) keytypName := generator.GoTypeToName(keygoTyp) keygoAliasTyp = generator.GoTypeToName(keygoAliasTyp) valuetypAliasName := generator.GoTypeToName(valuegoAliasTyp) nullable, valuegoTyp, valuegoAliasTyp := generator.GoMapValueTypes(field, m.ValueField, valuegoTyp, valuegoAliasTyp) p.P(p.varGen.Next(), ` := r.Intn(10)`) p.P(`this.`, fieldname, ` = make(`, m.GoType, `)`) p.P(`for i := 0; i < `, p.varGen.Current(), `; i++ {`) p.In() keyval := "" if m.KeyField.IsString() { keyval = fmt.Sprintf("randString%v(r)", p.localName) } else { keyval = value(keytypName, m.KeyField.GetType()) } if keygoAliasTyp != keygoTyp { keyval = keygoAliasTyp + `(` + keyval + `)` } if m.ValueField.IsMessage() || p.IsGroup(field) { s := `this.` + fieldname + `[` + keyval + `] = ` goTypName = generator.GoTypeToName(valuegoTyp) funcCall := getFuncCall(goTypName) if !nullable { funcCall = `*` + funcCall } if valuegoTyp != valuegoAliasTyp { funcCall = `(` + valuegoAliasTyp + `)(` + funcCall + `)` } s += funcCall p.P(s) } else if m.ValueField.IsEnum() { s := `this.` + fieldname + `[` + keyval + `]` + ` = ` + p.getEnumVal(m.ValueField, valuegoTyp) p.P(s) } else if m.ValueField.IsBytes() { count := p.varGen.Next() p.P(count, ` := r.Intn(100)`) p.P(p.varGen.Next(), ` := `, keyval) p.P(`this.`, fieldname, `[`, p.varGen.Current(), `] = make(`, valuegoTyp, `, `, count, `)`) p.P(`for i := 0; i < `, count, `; i++ {`) p.In() p.P(`this.`, fieldname, `[`, p.varGen.Current(), `][i] = byte(r.Intn(256))`) p.Out() p.P(`}`) } else if m.ValueField.IsString() { s := `this.` + fieldname + `[` + keyval + `]` + ` = ` + fmt.Sprintf("randString%v(r)", p.localName) p.P(s) } else { p.P(p.varGen.Next(), ` := `, keyval) p.P(`this.`, fieldname, `[`, p.varGen.Current(), `] = `, value(valuetypAliasName, m.ValueField.GetType())) if negative(m.ValueField.GetType()) { p.P(`if r.Intn(2) == 0 {`) p.In() p.P(`this.`, fieldname, `[`, p.varGen.Current(), `] *= -1`) p.Out() p.P(`}`) } } p.Out() p.P(`}`) } else if field.IsMessage() || p.IsGroup(field) { funcCall := getFuncCall(goTypName) if field.IsRepeated() { p.P(p.varGen.Next(), ` := r.Intn(5)`) p.P(`this.`, fieldname, ` = make(`, goTyp, `, `, p.varGen.Current(), `)`) p.P(`for i := 0; i < `, p.varGen.Current(), `; i++ {`) p.In() if gogoproto.IsNullable(field) { p.P(`this.`, fieldname, `[i] = `, funcCall) } else { p.P(p.varGen.Next(), `:= `, funcCall) p.P(`this.`, fieldname, `[i] = *`, p.varGen.Current()) } p.Out() p.P(`}`) } else { if gogoproto.IsNullable(field) { p.P(`this.`, fieldname, ` = `, funcCall) } else { p.P(p.varGen.Next(), `:= `, funcCall) p.P(`this.`, fieldname, ` = *`, p.varGen.Current()) } } } else { if field.IsEnum() { val := p.getEnumVal(field, goTyp) if field.IsRepeated() { p.P(p.varGen.Next(), ` := r.Intn(10)`) p.P(`this.`, fieldname, ` = make(`, goTyp, `, `, p.varGen.Current(), `)`) p.P(`for i := 0; i < `, p.varGen.Current(), `; i++ {`) p.In() p.P(`this.`, fieldname, `[i] = `, val) p.Out() p.P(`}`) } else if !gogoproto.IsNullable(field) || proto3 { p.P(`this.`, fieldname, ` = `, val) } else { p.P(p.varGen.Next(), ` := `, val) p.P(`this.`, fieldname, ` = &`, p.varGen.Current()) } } else if gogoproto.IsCustomType(field) { funcCall := getCustomFuncCall(goTypName) if field.IsRepeated() { p.P(p.varGen.Next(), ` := r.Intn(10)`) p.P(`this.`, fieldname, ` = make(`, goTyp, `, `, p.varGen.Current(), `)`) p.P(`for i := 0; i < `, p.varGen.Current(), `; i++ {`) p.In() p.P(p.varGen.Next(), `:= `, funcCall) p.P(`this.`, fieldname, `[i] = *`, p.varGen.Current()) p.Out() p.P(`}`) } else if gogoproto.IsNullable(field) { p.P(`this.`, fieldname, ` = `, funcCall) } else { p.P(p.varGen.Next(), `:= `, funcCall) p.P(`this.`, fieldname, ` = *`, p.varGen.Current()) } } else if field.IsBytes() { if field.IsRepeated() { p.P(p.varGen.Next(), ` := r.Intn(10)`) p.P(`this.`, fieldname, ` = make(`, goTyp, `, `, p.varGen.Current(), `)`) p.P(`for i := 0; i < `, p.varGen.Current(), `; i++ {`) p.In() p.P(p.varGen.Next(), ` := r.Intn(100)`) p.P(`this.`, fieldname, `[i] = make([]byte,`, p.varGen.Current(), `)`) p.P(`for j := 0; j < `, p.varGen.Current(), `; j++ {`) p.In() p.P(`this.`, fieldname, `[i][j] = byte(r.Intn(256))`) p.Out() p.P(`}`) p.Out() p.P(`}`) } else { p.P(p.varGen.Next(), ` := r.Intn(100)`) p.P(`this.`, fieldname, ` = make(`, goTyp, `, `, p.varGen.Current(), `)`) p.P(`for i := 0; i < `, p.varGen.Current(), `; i++ {`) p.In() p.P(`this.`, fieldname, `[i] = byte(r.Intn(256))`) p.Out() p.P(`}`) } } else if field.IsString() { val := fmt.Sprintf("randString%v(r)", p.localName) if field.IsRepeated() { p.P(p.varGen.Next(), ` := r.Intn(10)`) p.P(`this.`, fieldname, ` = make(`, goTyp, `, `, p.varGen.Current(), `)`) p.P(`for i := 0; i < `, p.varGen.Current(), `; i++ {`) p.In() p.P(`this.`, fieldname, `[i] = `, val) p.Out() p.P(`}`) } else if !gogoproto.IsNullable(field) || proto3 { p.P(`this.`, fieldname, ` = `, val) } else { p.P(p.varGen.Next(), `:= `, val) p.P(`this.`, fieldname, ` = &`, p.varGen.Current()) } } else { typName := generator.GoTypeToName(goTyp) if field.IsRepeated() { p.P(p.varGen.Next(), ` := r.Intn(10)`) p.P(`this.`, fieldname, ` = make(`, goTyp, `, `, p.varGen.Current(), `)`) p.P(`for i := 0; i < `, p.varGen.Current(), `; i++ {`) p.In() p.P(`this.`, fieldname, `[i] = `, value(typName, field.GetType())) if negative(field.GetType()) { p.P(`if r.Intn(2) == 0 {`) p.In() p.P(`this.`, fieldname, `[i] *= -1`) p.Out() p.P(`}`) } p.Out() p.P(`}`) } else if !gogoproto.IsNullable(field) || proto3 { p.P(`this.`, fieldname, ` = `, value(typName, field.GetType())) if negative(field.GetType()) { p.P(`if r.Intn(2) == 0 {`) p.In() p.P(`this.`, fieldname, ` *= -1`) p.Out() p.P(`}`) } } else { p.P(p.varGen.Next(), ` := `, value(typName, field.GetType())) if negative(field.GetType()) { p.P(`if r.Intn(2) == 0 {`) p.In() p.P(p.varGen.Current(), ` *= -1`) p.Out() p.P(`}`) } p.P(`this.`, fieldname, ` = &`, p.varGen.Current()) } } } }
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("limbo.services/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 !p.IsMap(field) { continue } fieldname := p.GetFieldName(message, field) m := p.GoMapType(nil, field) mapgoTyp, keyField, keyAliasField := m.GoType, m.KeyField, m.KeyAliasField keysName := `keysFor` + fieldname keygoTyp, _ := p.GoType(nil, keyField) keygoTyp = strings.Replace(keygoTyp, "*", "", 1) keygoAliasTyp, _ := p.GoType(nil, keyAliasField) keygoAliasTyp = strings.Replace(keygoAliasTyp, "*", "", 1) keyCapTyp := generator.CamelCase(keygoTyp) p.P(keysName, ` := make([]`, keygoTyp, `, 0, len(this.`, fieldname, `))`) p.P(`for k, _ := range this.`, fieldname, ` {`) p.In() if keygoAliasTyp == keygoTyp { p.P(keysName, ` = append(`, keysName, `, k)`) } else { p.P(keysName, ` = append(`, keysName, `, `, keygoTyp, `(k))`) } p.Out() p.P(`}`) p.P(sortKeysPkg.Use(), `.`, keyCapTyp, `s(`, keysName, `)`) mapName := `mapStringFor` + fieldname p.P(mapName, ` := "`, mapgoTyp, `{"`) p.P(`for _, k := range `, keysName, ` {`) p.In() if keygoAliasTyp == keygoTyp { p.P(mapName, ` += fmt.Sprintf("%v: %v,", k, this.`, fieldname, `[k])`) } else { p.P(mapName, ` += fmt.Sprintf("%v: %v,", k, this.`, fieldname, `[`, keygoAliasTyp, `(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 p.IsMap(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 *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("limbo.services/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("limbo.services/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 p.IsMap(field) { m := p.GoMapType(nil, field) mapgoTyp, keyField, keyAliasField := m.GoType, m.KeyField, m.KeyAliasField keysName := `keysFor` + fieldname keygoTyp, _ := p.GoType(nil, keyField) keygoTyp = strings.Replace(keygoTyp, "*", "", 1) keygoAliasTyp, _ := p.GoType(nil, keyAliasField) keygoAliasTyp = strings.Replace(keygoAliasTyp, "*", "", 1) keyCapTyp := generator.CamelCase(keygoTyp) p.P(keysName, ` := make([]`, keygoTyp, `, 0, len(this.`, fieldname, `))`) p.P(`for k, _ := range this.`, fieldname, ` {`) p.In() if keygoAliasTyp == keygoTyp { p.P(keysName, ` = append(`, keysName, `, k)`) } else { p.P(keysName, ` = append(`, keysName, `, `, keygoTyp, `(k))`) } p.Out() p.P(`}`) p.P(sortKeysPkg.Use(), `.`, keyCapTyp, `s(`, keysName, `)`) mapName := `mapStringFor` + fieldname p.P(mapName, ` := "`, mapgoTyp, `{"`) p.P(`for _, k := range `, keysName, ` {`) p.In() if keygoAliasTyp == keygoTyp { p.P(mapName, ` += fmt.Sprintf("%#v: %#v,", k, this.`, fieldname, `[k])`) } else { p.P(mapName, ` += fmt.Sprintf("%#v: %#v,", k, this.`, fieldname, `[`, keygoAliasTyp, `(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 || repeated { p.P(`s = append(s, "`, fieldname, `: " + `, fmtPkg.Use(), `.Sprintf("%#v", this.`, fieldname, `) + ",\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 *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("limbo.services/protobuf/sortkeys") p.protoPkg = p.NewImport("limbo.services/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() if gogoproto.IsProtoSizer(file.FileDescriptorProto, message.DescriptorProto) { p.P(`size := m.ProtoSize()`) } else { 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 *plugin) generateField(file *generator.FileDescriptor, message *generator.Descriptor, field *descriptor.FieldDescriptorProto) { proto3 := gogoproto.IsProto3(file.FileDescriptorProto) fieldname := p.GetOneOfFieldName(message, field) repeated := field.IsRepeated() ctype := gogoproto.IsCustomType(field) nullable := gogoproto.IsNullable(field) // oneof := field.OneofIndex != nil if !repeated { if ctype { if nullable { p.P(`if that1.`, fieldname, ` == nil {`) p.In() p.P(`if this.`, fieldname, ` != nil {`) p.In() p.P(`return 1`) p.Out() p.P(`}`) p.Out() p.P(`} else if this.`, fieldname, ` == nil {`) p.In() p.P(`return -1`) p.Out() p.P(`} else if c := this.`, fieldname, `.Compare(*that1.`, fieldname, `); c != 0 {`) } else { p.P(`if c := this.`, fieldname, `.Compare(that1.`, fieldname, `); c != 0 {`) } p.In() p.P(`return c`) p.Out() p.P(`}`) } else { if field.IsMessage() || p.IsGroup(field) { if nullable { p.P(`if c := this.`, fieldname, `.Compare(that1.`, fieldname, `); c != 0 {`) } else { p.P(`if c := this.`, fieldname, `.Compare(&that1.`, fieldname, `); c != 0 {`) } p.In() p.P(`return c`) p.Out() p.P(`}`) } else if field.IsBytes() { p.P(`if c := `, p.bytesPkg.Use(), `.Compare(this.`, fieldname, `, that1.`, fieldname, `); c != 0 {`) p.In() p.P(`return c`) p.Out() p.P(`}`) } else if field.IsString() { if nullable && !proto3 { p.generateNullableField(fieldname) } else { p.P(`if this.`, fieldname, ` != that1.`, fieldname, `{`) p.In() p.P(`if this.`, fieldname, ` < that1.`, fieldname, `{`) p.In() p.P(`return -1`) p.Out() p.P(`}`) p.P(`return 1`) p.Out() p.P(`}`) } } else if field.IsBool() { if nullable && !proto3 { p.P(`if this.`, fieldname, ` != nil && that1.`, fieldname, ` != nil {`) p.In() p.P(`if *this.`, fieldname, ` != *that1.`, fieldname, `{`) p.In() p.P(`if !*this.`, fieldname, ` {`) p.In() p.P(`return -1`) p.Out() p.P(`}`) p.P(`return 1`) p.Out() p.P(`}`) p.Out() p.P(`} else if this.`, fieldname, ` != nil {`) p.In() p.P(`return 1`) p.Out() p.P(`} else if that1.`, fieldname, ` != nil {`) p.In() p.P(`return -1`) p.Out() p.P(`}`) } else { p.P(`if this.`, fieldname, ` != that1.`, fieldname, `{`) p.In() p.P(`if !this.`, fieldname, ` {`) p.In() p.P(`return -1`) p.Out() p.P(`}`) p.P(`return 1`) p.Out() p.P(`}`) } } else { if nullable && !proto3 { p.generateNullableField(fieldname) } else { p.P(`if this.`, fieldname, ` != that1.`, fieldname, `{`) p.In() p.P(`if this.`, fieldname, ` < that1.`, fieldname, `{`) p.In() p.P(`return -1`) p.Out() p.P(`}`) p.P(`return 1`) p.Out() p.P(`}`) } } } } else { p.P(`if len(this.`, fieldname, `) != len(that1.`, fieldname, `) {`) p.In() p.P(`if len(this.`, fieldname, `) < len(that1.`, fieldname, `) {`) p.In() p.P(`return -1`) p.Out() p.P(`}`) p.P(`return 1`) p.Out() p.P(`}`) p.P(`for i := range this.`, fieldname, ` {`) p.In() if ctype { p.P(`if c := this.`, fieldname, `[i].Compare(that1.`, fieldname, `[i]); c != 0 {`) p.In() p.P(`return c`) p.Out() p.P(`}`) } else { if p.IsMap(field) { m := p.GoMapType(nil, field) valuegoTyp, _ := p.GoType(nil, m.ValueField) valuegoAliasTyp, _ := p.GoType(nil, m.ValueAliasField) nullable, valuegoTyp, valuegoAliasTyp = generator.GoMapValueTypes(field, m.ValueField, valuegoTyp, valuegoAliasTyp) mapValue := m.ValueAliasField if mapValue.IsMessage() || p.IsGroup(mapValue) { if nullable && valuegoTyp == valuegoAliasTyp { p.P(`if c := this.`, fieldname, `[i].Compare(that1.`, fieldname, `[i]); c != 0 {`) } else { // Compare() has a pointer receiver, but map value is a value type a := `this.` + fieldname + `[i]` b := `that1.` + fieldname + `[i]` if valuegoTyp != valuegoAliasTyp { // cast back to the type that has the generated methods on it a = `(` + valuegoTyp + `)(` + a + `)` b = `(` + valuegoTyp + `)(` + b + `)` } p.P(`a := `, a) p.P(`b := `, b) if nullable { p.P(`if c := a.Compare(b); c != 0 {`) } else { p.P(`if c := (&a).Compare(&b); c != 0 {`) } } p.In() p.P(`return c`) p.Out() p.P(`}`) } else if mapValue.IsBytes() { p.P(`if c := `, p.bytesPkg.Use(), `.Compare(this.`, fieldname, `[i], that1.`, fieldname, `[i]); c != 0 {`) p.In() p.P(`return c`) p.Out() p.P(`}`) } else if mapValue.IsString() { p.P(`if this.`, fieldname, `[i] != that1.`, fieldname, `[i] {`) p.In() p.P(`if this.`, fieldname, `[i] < that1.`, fieldname, `[i] {`) p.In() p.P(`return -1`) p.Out() p.P(`}`) p.P(`return 1`) p.Out() p.P(`}`) } else { p.P(`if this.`, fieldname, `[i] != that1.`, fieldname, `[i] {`) p.In() p.P(`if this.`, fieldname, `[i] < that1.`, fieldname, `[i] {`) p.In() p.P(`return -1`) p.Out() p.P(`}`) p.P(`return 1`) p.Out() p.P(`}`) } } else if field.IsMessage() || p.IsGroup(field) { if nullable { p.P(`if c := this.`, fieldname, `[i].Compare(that1.`, fieldname, `[i]); c != 0 {`) p.In() p.P(`return c`) p.Out() p.P(`}`) } else { p.P(`if c := this.`, fieldname, `[i].Compare(&that1.`, fieldname, `[i]); c != 0 {`) p.In() p.P(`return c`) p.Out() p.P(`}`) } } else if field.IsBytes() { p.P(`if c := `, p.bytesPkg.Use(), `.Compare(this.`, fieldname, `[i], that1.`, fieldname, `[i]); c != 0 {`) p.In() p.P(`return c`) p.Out() p.P(`}`) } else if field.IsString() { p.P(`if this.`, fieldname, `[i] != that1.`, fieldname, `[i] {`) p.In() p.P(`if this.`, fieldname, `[i] < that1.`, fieldname, `[i] {`) p.In() p.P(`return -1`) p.Out() p.P(`}`) p.P(`return 1`) p.Out() p.P(`}`) } else if field.IsBool() { p.P(`if this.`, fieldname, `[i] != that1.`, fieldname, `[i] {`) p.In() p.P(`if !this.`, fieldname, `[i] {`) p.In() p.P(`return -1`) p.Out() p.P(`}`) p.P(`return 1`) p.Out() p.P(`}`) } else { p.P(`if this.`, fieldname, `[i] != that1.`, fieldname, `[i] {`) p.In() p.P(`if this.`, fieldname, `[i] < that1.`, fieldname, `[i] {`) p.In() p.P(`return -1`) p.Out() p.P(`}`) p.P(`return 1`) p.Out() p.P(`}`) } } p.Out() p.P(`}`) } }
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("limbo.services/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, message, field, fieldname, false) p.Out() p.P(`}`) p.Out() p.P(`} else if wireType == `, strconv.Itoa(wireType), `{`) p.In() p.field(file, 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, 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(`}`) p.P(protoPkg.Use(), `.AppendExtension(m, int32(fieldNum), 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 *plugin) generateField(file *generator.FileDescriptor, message *generator.Descriptor, field *descriptor.FieldDescriptorProto, verbose bool) { proto3 := gogoproto.IsProto3(file.FileDescriptorProto) fieldname := p.GetOneOfFieldName(message, field) repeated := field.IsRepeated() ctype := gogoproto.IsCustomType(field) nullable := gogoproto.IsNullable(field) // oneof := field.OneofIndex != nil if !repeated { if ctype { if nullable { p.P(`if that1.`, fieldname, ` == nil {`) p.In() p.P(`if this.`, fieldname, ` != nil {`) p.In() if verbose { p.P(`return `, p.fmtPkg.Use(), `.Errorf("this.`, fieldname, ` != nil && that1.`, fieldname, ` == nil")`) } else { p.P(`return false`) } p.Out() p.P(`}`) p.Out() p.P(`} else if !this.`, fieldname, `.Equal(*that1.`, fieldname, `) {`) } else { p.P(`if !this.`, fieldname, `.Equal(that1.`, fieldname, `) {`) } p.In() if verbose { p.P(`return `, p.fmtPkg.Use(), `.Errorf("`, fieldname, ` this(%v) Not Equal that(%v)", this.`, fieldname, `, that1.`, fieldname, `)`) } else { p.P(`return false`) } p.Out() p.P(`}`) } else { if field.IsMessage() || p.IsGroup(field) { if nullable { p.P(`if !this.`, fieldname, `.Equal(that1.`, fieldname, `) {`) } else { p.P(`if !this.`, fieldname, `.Equal(&that1.`, fieldname, `) {`) } } else if field.IsBytes() { p.P(`if !`, p.bytesPkg.Use(), `.Equal(this.`, fieldname, `, that1.`, fieldname, `) {`) } else if field.IsString() { if nullable && !proto3 { p.generateNullableField(fieldname, verbose) } else { p.P(`if this.`, fieldname, ` != that1.`, fieldname, `{`) } } else { if nullable && !proto3 { p.generateNullableField(fieldname, verbose) } else { p.P(`if this.`, fieldname, ` != that1.`, fieldname, `{`) } } p.In() if verbose { p.P(`return `, p.fmtPkg.Use(), `.Errorf("`, fieldname, ` this(%v) Not Equal that(%v)", this.`, fieldname, `, that1.`, fieldname, `)`) } else { p.P(`return false`) } p.Out() p.P(`}`) } } else { p.P(`if len(this.`, fieldname, `) != len(that1.`, fieldname, `) {`) p.In() if verbose { p.P(`return `, p.fmtPkg.Use(), `.Errorf("`, fieldname, ` this(%v) Not Equal that(%v)", len(this.`, fieldname, `), len(that1.`, fieldname, `))`) } else { p.P(`return false`) } p.Out() p.P(`}`) p.P(`for i := range this.`, fieldname, ` {`) p.In() if ctype { p.P(`if !this.`, fieldname, `[i].Equal(that1.`, fieldname, `[i]) {`) } else { if p.IsMap(field) { m := p.GoMapType(nil, field) valuegoTyp, _ := p.GoType(nil, m.ValueField) valuegoAliasTyp, _ := p.GoType(nil, m.ValueAliasField) nullable, valuegoTyp, valuegoAliasTyp = generator.GoMapValueTypes(field, m.ValueField, valuegoTyp, valuegoAliasTyp) mapValue := m.ValueAliasField if mapValue.IsMessage() || p.IsGroup(mapValue) { if nullable && valuegoTyp == valuegoAliasTyp { p.P(`if !this.`, fieldname, `[i].Equal(that1.`, fieldname, `[i]) {`) } else { // Equal() has a pointer receiver, but map value is a value type a := `this.` + fieldname + `[i]` b := `that1.` + fieldname + `[i]` if valuegoTyp != valuegoAliasTyp { // cast back to the type that has the generated methods on it a = `(` + valuegoTyp + `)(` + a + `)` b = `(` + valuegoTyp + `)(` + b + `)` } p.P(`a := `, a) p.P(`b := `, b) if nullable { p.P(`if !a.Equal(b) {`) } else { p.P(`if !(&a).Equal(&b) {`) } } } else if mapValue.IsBytes() { p.P(`if !`, p.bytesPkg.Use(), `.Equal(this.`, fieldname, `[i], that1.`, fieldname, `[i]) {`) } else if mapValue.IsString() { p.P(`if this.`, fieldname, `[i] != that1.`, fieldname, `[i] {`) } else { p.P(`if this.`, fieldname, `[i] != that1.`, fieldname, `[i] {`) } } else if field.IsMessage() || p.IsGroup(field) { if nullable { p.P(`if !this.`, fieldname, `[i].Equal(that1.`, fieldname, `[i]) {`) } else { p.P(`if !this.`, fieldname, `[i].Equal(&that1.`, fieldname, `[i]) {`) } } else if field.IsBytes() { p.P(`if !`, p.bytesPkg.Use(), `.Equal(this.`, fieldname, `[i], that1.`, fieldname, `[i]) {`) } else if field.IsString() { p.P(`if this.`, fieldname, `[i] != that1.`, fieldname, `[i] {`) } else { p.P(`if this.`, fieldname, `[i] != that1.`, fieldname, `[i] {`) } } p.In() if verbose { p.P(`return `, p.fmtPkg.Use(), `.Errorf("`, fieldname, ` this[%v](%v) Not Equal that[%v](%v)", i, this.`, fieldname, `[i], i, that1.`, fieldname, `[i])`) } else { p.P(`return false`) } p.Out() p.P(`}`) p.Out() p.P(`}`) } }