本文整理汇总了Golang中github.com/gogo/protobuf/gogoproto.IsProtoSizer函数的典型用法代码示例。如果您正苦于以下问题:Golang IsProtoSizer函数的具体用法?Golang IsProtoSizer怎么用?Golang IsProtoSizer使用的例子?那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了IsProtoSizer函数的6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: GetFieldName
func (g *Generator) GetFieldName(message *Descriptor, field *descriptor.FieldDescriptorProto) string {
goTyp, _ := g.GoType(message, field)
fieldname := CamelCase(*field.Name)
if gogoproto.IsCustomName(field) {
fieldname = gogoproto.GetCustomName(field)
}
if gogoproto.IsEmbed(field) {
fieldname = EmbedFieldName(goTyp)
}
if field.OneofIndex != nil {
fieldname = message.OneofDecl[int(*field.OneofIndex)].GetName()
fieldname = CamelCase(fieldname)
}
for _, f := range methodNames {
if f == fieldname {
return fieldname + "_"
}
}
if !gogoproto.IsProtoSizer(message.file, message.DescriptorProto) {
if fieldname == "Size" {
return fieldname + "_"
}
}
return fieldname
}
示例2: Generate
func (p *size) Generate(file *generator.FileDescriptor) {
p.PluginImports = generator.NewPluginImports(p.Generator)
p.atleastOne = false
p.localName = generator.FileName(file)
p.typesPkg = p.NewImport("github.com/gogo/protobuf/types")
protoPkg := p.NewImport("github.com/gogo/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() {
if gogoproto.HasExtensionsMap(file.FileDescriptorProto, message.DescriptorProto) {
p.P(`n += `, protoPkg.Use(), `.SizeOfInternalExtension(m)`)
} else {
p.P(`if m.XXX_extensions != nil {`)
p.In()
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()
}
示例3: generateField
func (p *marshalto) generateField(proto3 bool, numGen NumGen, file *generator.FileDescriptor, message *generator.Descriptor, field *descriptor.FieldDescriptorProto) {
fieldname := p.GetOneOfFieldName(message, field)
nullable := gogoproto.IsNullable(field)
repeated := field.IsRepeated()
required := field.IsRequired()
protoSizer := gogoproto.IsProtoSizer(file.FileDescriptorProto, message.DescriptorProto)
if required && nullable {
p.P(`if m.`, fieldname, `== nil {`)
p.In()
if !gogoproto.ImportsGoGoProto(file.FileDescriptorProto) {
p.P(`return 0, new(`, p.protoPkg.Use(), `.RequiredNotSetError)`)
} else {
p.P(`return 0, `, p.protoPkg.Use(), `.NewRequiredNotSetError("`, field.GetName(), `")`)
}
p.Out()
p.P(`} else {`)
} else if repeated {
p.P(`if len(m.`, fieldname, `) > 0 {`)
p.In()
} else if ((!proto3 || field.IsMessage()) && nullable) ||
(*field.Type == descriptor.FieldDescriptorProto_TYPE_BYTES && !gogoproto.IsCustomType(field)) {
p.P(`if m.`, fieldname, ` != nil {`)
p.In()
}
packed := field.IsPacked()
wireType := field.WireType()
fieldNumber := field.GetNumber()
if packed {
wireType = proto.WireBytes
}
switch *field.Type {
case descriptor.FieldDescriptorProto_TYPE_DOUBLE:
if !p.unsafe || gogoproto.IsCastType(field) {
if packed {
p.encodeKey(fieldNumber, wireType)
p.callVarint(`len(m.`, fieldname, `) * 8`)
p.P(`for _, num := range m.`, fieldname, ` {`)
p.In()
p.P(`f`, numGen.Next(), ` := `, p.mathPkg.Use(), `.Float64bits(float64(num))`)
p.encodeFixed64("f" + numGen.Current())
p.Out()
p.P(`}`)
} else if repeated {
p.P(`for _, num := range m.`, fieldname, ` {`)
p.In()
p.encodeKey(fieldNumber, wireType)
p.P(`f`, numGen.Next(), ` := `, p.mathPkg.Use(), `.Float64bits(float64(num))`)
p.encodeFixed64("f" + numGen.Current())
p.Out()
p.P(`}`)
} else if proto3 {
p.P(`if m.`, fieldname, ` != 0 {`)
p.In()
p.encodeKey(fieldNumber, wireType)
p.callFixed64(p.mathPkg.Use(), `.Float64bits(float64(m.`+fieldname, `))`)
p.Out()
p.P(`}`)
} else if !nullable {
p.encodeKey(fieldNumber, wireType)
p.callFixed64(p.mathPkg.Use(), `.Float64bits(float64(m.`+fieldname, `))`)
} else {
p.encodeKey(fieldNumber, wireType)
p.callFixed64(p.mathPkg.Use(), `.Float64bits(float64(*m.`+fieldname, `))`)
}
} else {
if packed {
p.encodeKey(fieldNumber, wireType)
p.callVarint(`len(m.`, fieldname, `) * 8`)
p.P(`for _, num := range m.`, fieldname, ` {`)
p.In()
p.unsafeFixed64("num", "float64")
p.Out()
p.P(`}`)
} else if repeated {
p.P(`for _, num := range m.`, fieldname, ` {`)
p.In()
p.encodeKey(fieldNumber, wireType)
p.unsafeFixed64("num", "float64")
p.Out()
p.P(`}`)
} else if proto3 {
p.P(`if m.`, fieldname, ` != 0 {`)
p.In()
p.encodeKey(fieldNumber, wireType)
p.unsafeFixed64(`m.`+fieldname, "float64")
p.Out()
p.P(`}`)
} else if !nullable {
p.encodeKey(fieldNumber, wireType)
p.unsafeFixed64(`m.`+fieldname, "float64")
} else {
p.encodeKey(fieldNumber, wireType)
p.unsafeFixed64(`*m.`+fieldname, `float64`)
}
}
case descriptor.FieldDescriptorProto_TYPE_FLOAT:
if !p.unsafe || gogoproto.IsCastType(field) {
if packed {
p.encodeKey(fieldNumber, wireType)
//.........这里部分代码省略.........
示例4: Generate
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/gogo/protobuf/sortkeys")
p.protoPkg = p.NewImport("github.com/gogo/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()
//.........这里部分代码省略.........
示例5: Generate
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/gogo/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())
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
}
if gogoproto.HasTestGen(file.FileDescriptorProto, message.DescriptorProto) {
used = true
p.P(`func Test`, ccTypeName, sizeName, `(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.`, sizeName, `()`)
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, sizeName, `(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].`, sizeName, `()`)
p.Out()
p.P(`}`)
p.P(`b.SetBytes(int64(total / b.N))`)
p.Out()
p.P(`}`)
p.P()
}
}
return used
}
示例6: Generate
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/gogo/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)`)
if gogoproto.IsProtoSizer(file.FileDescriptorProto, message.DescriptorProto) {
p.P(`size := p.ProtoSize()`)
} else {
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()
//.........这里部分代码省略.........