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Golang FieldDescriptorProto.GetType方法代码示例

本文整理汇总了Golang中github.com/maditya/protobuf/protoc-gen-gogo/descriptor.FieldDescriptorProto.GetType方法的典型用法代码示例。如果您正苦于以下问题：Golang FieldDescriptorProto.GetType方法的具体用法？Golang FieldDescriptorProto.GetType怎么用？Golang FieldDescriptorProto.GetType使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类github.com/maditya/protobuf/protoc-gen-gogo/descriptor.FieldDescriptorProto的用法示例。


在下文中一共展示了FieldDescriptorProto.GetType方法的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Golang代码示例。

示例1: mapField

func (p *marshalto) mapField(numGen NumGen, field *descriptor.FieldDescriptorProto, kvField *descriptor.FieldDescriptorProto, varName string, protoSizer bool) {
	switch kvField.GetType() {
	case descriptor.FieldDescriptorProto_TYPE_DOUBLE:
		p.callFixed64(p.mathPkg.Use(), `.Float64bits(float64(`, varName, `))`)
	case descriptor.FieldDescriptorProto_TYPE_FLOAT:
		p.callFixed32(p.mathPkg.Use(), `.Float32bits(float32(`, varName, `))`)
	case descriptor.FieldDescriptorProto_TYPE_INT64,
		descriptor.FieldDescriptorProto_TYPE_UINT64,
		descriptor.FieldDescriptorProto_TYPE_INT32,
		descriptor.FieldDescriptorProto_TYPE_UINT32,
		descriptor.FieldDescriptorProto_TYPE_ENUM:
		p.callVarint(varName)
	case descriptor.FieldDescriptorProto_TYPE_FIXED64,
		descriptor.FieldDescriptorProto_TYPE_SFIXED64:
		p.callFixed64(varName)
	case descriptor.FieldDescriptorProto_TYPE_FIXED32,
		descriptor.FieldDescriptorProto_TYPE_SFIXED32:
		p.callFixed32(varName)
	case descriptor.FieldDescriptorProto_TYPE_BOOL:
		p.P(`if `, varName, ` {`)
		p.In()
		p.P(`data[i] = 1`)
		p.Out()
		p.P(`} else {`)
		p.In()
		p.P(`data[i] = 0`)
		p.Out()
		p.P(`}`)
		p.P(`i++`)
	case descriptor.FieldDescriptorProto_TYPE_STRING,
		descriptor.FieldDescriptorProto_TYPE_BYTES:
		if gogoproto.IsCustomType(field) && kvField.IsBytes() {
			p.callVarint(varName, `.Size()`)
			p.P(`n`, numGen.Next(), `, err := `, varName, `.MarshalTo(data[i:])`)
			p.P(`if err != nil {`)
			p.In()
			p.P(`return 0, err`)
			p.Out()
			p.P(`}`)
			p.P(`i+=n`, numGen.Current())
		} else {
			p.callVarint(`len(`, varName, `)`)
			p.P(`i+=copy(data[i:], `, varName, `)`)
		}
	case descriptor.FieldDescriptorProto_TYPE_SINT32:
		p.callVarint(`(uint32(`, varName, `) << 1) ^ uint32((`, varName, ` >> 31))`)
	case descriptor.FieldDescriptorProto_TYPE_SINT64:
		p.callVarint(`(uint64(`, varName, `) << 1) ^ uint64((`, varName, ` >> 63))`)
	case descriptor.FieldDescriptorProto_TYPE_MESSAGE:
		if gogoproto.IsStdTime(field) {
			p.callVarint(p.typesPkg.Use(), `.SizeOfStdTime(*`, varName, `)`)
			p.P(`n`, numGen.Next(), `, err := `, p.typesPkg.Use(), `.StdTimeMarshalTo(*`, varName, `, data[i:])`)
		} else if gogoproto.IsStdDuration(field) {
			p.callVarint(p.typesPkg.Use(), `.SizeOfStdDuration(*`, varName, `)`)
			p.P(`n`, numGen.Next(), `, err := `, p.typesPkg.Use(), `.StdDurationMarshalTo(*`, varName, `, data[i:])`)
		} else if protoSizer {
			p.callVarint(varName, `.ProtoSize()`)
			p.P(`n`, numGen.Next(), `, err := `, varName, `.MarshalTo(data[i:])`)
		} else {
			p.callVarint(varName, `.Size()`)
			p.P(`n`, numGen.Next(), `, err := `, varName, `.MarshalTo(data[i:])`)
		}
		p.P(`if err != nil {`)
		p.In()
		p.P(`return 0, err`)
		p.Out()
		p.P(`}`)
		p.P(`i+=n`, numGen.Current())
	}
}
开发者ID:maditya，项目名称:protobuf，代码行数:70，代码来源:marshalto.go

示例2: GenerateField

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) ||
			(m.ValueField.IsBytes() && gogoproto.IsCustomType(field)) {
			s := `this.` + fieldname + `[` + keyval + `] = `
			if gogoproto.IsStdTime(field) || gogoproto.IsStdDuration(field) {
				valuegoTyp = valuegoAliasTyp
			}
			funcCall := p.getCustomFuncCall(goTypName)
			if !gogoproto.IsCustomType(field) {
				goTypName = generator.GoTypeToName(valuegoTyp)
				funcCall = p.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 := p.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 {
//.........这里部分代码省略.........
开发者ID:maditya，项目名称:protobuf，代码行数:101，代码来源:populate.go

示例3: mapField

func (p *unmarshal) mapField(varName string, customType bool, field *descriptor.FieldDescriptorProto) {
	switch field.GetType() {
	case descriptor.FieldDescriptorProto_TYPE_DOUBLE:
		p.P(`var `, varName, `temp uint64`)
		p.decodeFixed64(varName+"temp", "uint64")
		p.P(varName, ` := `, p.mathPkg.Use(), `.Float64frombits(`, varName, `temp)`)
	case descriptor.FieldDescriptorProto_TYPE_FLOAT:
		p.P(`var `, varName, `temp uint32`)
		p.decodeFixed32(varName+"temp", "uint32")
		p.P(varName, ` := `, p.mathPkg.Use(), `.Float32frombits(`, varName, `temp)`)
	case descriptor.FieldDescriptorProto_TYPE_INT64:
		p.P(`var `, varName, ` int64`)
		p.decodeVarint(varName, "int64")
	case descriptor.FieldDescriptorProto_TYPE_UINT64:
		p.P(`var `, varName, ` uint64`)
		p.decodeVarint(varName, "uint64")
	case descriptor.FieldDescriptorProto_TYPE_INT32:
		p.P(`var `, varName, ` int32`)
		p.decodeVarint(varName, "int32")
	case descriptor.FieldDescriptorProto_TYPE_FIXED64:
		p.P(`var `, varName, ` uint64`)
		p.decodeFixed64(varName, "uint64")
	case descriptor.FieldDescriptorProto_TYPE_FIXED32:
		p.P(`var `, varName, ` uint32`)
		p.decodeFixed32(varName, "uint32")
	case descriptor.FieldDescriptorProto_TYPE_BOOL:
		p.P(`var `, varName, `temp int`)
		p.decodeVarint(varName+"temp", "int")
		p.P(varName, ` := bool(`, varName, `temp != 0)`)
	case descriptor.FieldDescriptorProto_TYPE_STRING:
		p.P(`var stringLen`, varName, ` uint64`)
		p.decodeVarint("stringLen"+varName, "uint64")
		p.P(`intStringLen`, varName, ` := int(stringLen`, varName, `)`)
		p.P(`if intStringLen`, varName, ` < 0 {`)
		p.In()
		p.P(`return ErrInvalidLength` + p.localName)
		p.Out()
		p.P(`}`)
		p.P(`postStringIndex`, varName, ` := iNdEx + intStringLen`, varName)
		p.P(`if postStringIndex`, varName, ` > l {`)
		p.In()
		p.P(`return `, p.ioPkg.Use(), `.ErrUnexpectedEOF`)
		p.Out()
		p.P(`}`)
		cast, _ := p.GoType(nil, field)
		cast = strings.Replace(cast, "*", "", 1)
		p.P(varName, ` := `, cast, `(data[iNdEx:postStringIndex`, varName, `])`)
		p.P(`iNdEx = postStringIndex`, varName)
	case descriptor.FieldDescriptorProto_TYPE_MESSAGE:
		p.P(`var mapmsglen int`)
		p.decodeVarint("mapmsglen", "int")
		p.P(`if mapmsglen < 0 {`)
		p.In()
		p.P(`return ErrInvalidLength` + p.localName)
		p.Out()
		p.P(`}`)
		p.P(`postmsgIndex := iNdEx + mapmsglen`)
		p.P(`if mapmsglen < 0 {`)
		p.In()
		p.P(`return ErrInvalidLength` + p.localName)
		p.Out()
		p.P(`}`)
		p.P(`if postmsgIndex > l {`)
		p.In()
		p.P(`return `, p.ioPkg.Use(), `.ErrUnexpectedEOF`)
		p.Out()
		p.P(`}`)
		desc := p.ObjectNamed(field.GetTypeName())
		msgname := p.TypeName(desc)
		buf := `data[iNdEx:postmsgIndex]`
		if gogoproto.IsStdTime(field) {
			p.P(varName, ` := new(time.Time)`)
			p.P(`if err := `, p.typesPkg.Use(), `.StdTimeUnmarshal(`, varName, `, `, buf, `); err != nil {`)
		} else if gogoproto.IsStdDuration(field) {
			p.P(varName, ` := new(time.Duration)`)
			p.P(`if err := `, p.typesPkg.Use(), `.StdDurationUnmarshal(`, varName, `, `, buf, `); err != nil {`)
		} else {
			p.P(varName, ` := &`, msgname, `{}`)
			p.P(`if err := `, varName, `.Unmarshal(`, buf, `); err != nil {`)
		}
		p.In()
		p.P(`return err`)
		p.Out()
		p.P(`}`)
		p.P(`iNdEx = postmsgIndex`)
	case descriptor.FieldDescriptorProto_TYPE_BYTES:
		p.P(`var mapbyteLen uint64`)
		p.decodeVarint("mapbyteLen", "uint64")
		p.P(`intMapbyteLen := int(mapbyteLen)`)
		p.P(`if intMapbyteLen < 0 {`)
		p.In()
		p.P(`return ErrInvalidLength` + p.localName)
		p.Out()
		p.P(`}`)
		p.P(`postbytesIndex := iNdEx + intMapbyteLen`)
		p.P(`if postbytesIndex > l {`)
		p.In()
		p.P(`return `, p.ioPkg.Use(), `.ErrUnexpectedEOF`)
		p.Out()
		p.P(`}`)
//.........这里部分代码省略.........
开发者ID:maditya，项目名称:protobuf，代码行数:101，代码来源:unmarshal.go


注：本文中的github.com/maditya/protobuf/protoc-gen-gogo/descriptor.FieldDescriptorProto.GetType方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。