func (p *plugin) hasLoop(field *descriptor.FieldDescriptorProto, visited []*generator.Descriptor, excludes []*generator.Descriptor) *generator.Descriptor { if field.IsMessage() || p.IsGroup(field) { fieldMessage := p.ObjectNamed(field.GetTypeName()).(*generator.Descriptor) fieldTypeName := generator.CamelCaseSlice(fieldMessage.TypeName()) for _, message := range visited { messageTypeName := generator.CamelCaseSlice(message.TypeName()) if fieldTypeName == messageTypeName { for _, e := range excludes { if fieldTypeName == generator.CamelCaseSlice(e.TypeName()) { return nil } } return fieldMessage } } for _, f := range fieldMessage.Field { visited = append(visited, fieldMessage) loopTo := p.hasLoop(f, visited, excludes) if loopTo != nil { return loopTo } } } return nil }
func new(rootPackage string, rootMessage string, descSet *descriptor.FileDescriptorSet, path string) (*fdesc, error) { fieldpaths := strings.Split(path, ".") keys := make([]uint64, len(fieldpaths)) fields := make([]*descriptor.FieldDescriptorProto, len(fieldpaths)) curPackage := rootPackage curMessage := rootMessage last := len(fieldpaths) - 1 var fieldDesc *descriptor.FieldDescriptorProto for i, f := range fieldpaths { fieldName := f fieldDesc = descSet.GetField(curPackage, curMessage, fieldName) if fieldDesc == nil { curPackage, fieldDesc = descSet.FindExtension(curPackage, curMessage, fieldName) if fieldDesc == nil { return nil, &errChild{fieldName: fieldName, pkg: curPackage, msg: curMessage} } typeNames := strings.Split(fieldDesc.GetTypeName(), ".") curMessage = fieldDesc.GetTypeName() if len(typeNames) > 1 { curPackage = typeNames[1] curMessage = typeNames[2] } fieldKey := fieldDesc.GetKeyUint64() keys[i] = fieldKey fields[i] = fieldDesc } else { fieldKey := fieldDesc.GetKeyUint64() if fieldDesc.IsMessage() { curPackage, curMessage = descSet.FindMessage(curPackage, curMessage, fieldName) } else if i != last { return nil, &errMessage{fieldName} } keys[i] = fieldKey fields[i] = fieldDesc } } fd := &fdesc{curPackage, curMessage, fields, fieldDesc, keys, 0} if fieldDesc.GetType() == descriptor.FieldDescriptorProto_TYPE_ENUM { typeNames := strings.Split(fieldDesc.GetTypeName(), ".") enumMessage := fieldDesc.GetTypeName() enumPackage := curPackage if len(typeNames) > 1 { enumPackage = typeNames[1] enumMessage = typeNames[2] } enum := descSet.GetEnum(enumPackage, enumMessage) if enum == nil { return nil, &errChild{fieldName: fieldDesc.GetName(), pkg: enumPackage, msg: enumMessage} } for _, v := range enum.GetValue() { if v.GetNumber() < fd.firstEnumValue { fd.firstEnumValue = v.GetNumber() } } } return fd, nil }
func (p *plugin) GenerateField(message *generator.Descriptor, field *descriptor.FieldDescriptorProto) { goTyp, _ := p.GoType(message, field) fieldname := generator.CamelCase(*field.Name) if field.IsMessage() && gogoproto.IsEmbed(field) { fieldname = generator.EmbedFieldName(goTyp) } goTypName := generator.GoTypeToName(goTyp) if field.IsMessage() || p.IsGroup(field) { funcName := "NewPopulated" + goTypName goTypNames := strings.Split(goTypName, ".") if len(goTypNames) == 2 { funcName = goTypNames[0] + ".NewPopulated" + goTypNames[1] } else if len(goTypNames) != 1 { panic(fmt.Errorf("unreachable: too many dots in %v", goTypName)) } funcCall := funcName + "(r, easy)" 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() 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() { enum := p.ObjectNamed(field.GetTypeName()).(*generator.EnumDescriptor) l := len(enum.Value) values := make([]string, l) for i := range enum.Value { values[i] = strconv.Itoa(int(*enum.Value[i].Number)) } arr := "[]int32{" + strings.Join(values, ",") + "}" val := strings.Join([]string{generator.GoTypeToName(goTyp), `(`, arr, `[r.Intn(`, fmt.Sprintf("%d", l), `)])`}, "") 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) { p.P(p.varGen.Next(), ` := `, val) p.P(`this.`, fieldname, ` = &`, p.varGen.Current()) } else { p.P(`this.`, fieldname, ` = `, val) } } else if gogoproto.IsCustomType(field) { funcName := "NewPopulated" + goTypName goTypNames := strings.Split(goTypName, ".") if len(goTypNames) == 2 { funcName = goTypNames[0] + ".NewPopulated" + goTypNames[1] } else if len(goTypNames) != 1 { panic(fmt.Errorf("unreachable: too many dots in %v", goTypName)) } funcCall := funcName + "(r)" 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(100)`) 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) { p.P(p.varGen.Next(), `:= `, val) p.P(`this.`, fieldname, ` = &`, p.varGen.Current()) } else { p.P(`this.`, fieldname, ` = `, val) } } else { typName := generator.GoTypeToName(goTyp) if field.IsRepeated() { 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] = `, value(typName)) p.Out() p.P(`}`) } else if gogoproto.IsNullable(field) { p.P(p.varGen.Next(), ` := `, value(typName)) p.P(`this.`, fieldname, ` = &`, p.varGen.Current()) } else { p.P(`this.`, fieldname, ` = `, value(typName)) } } } }