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How to use genField method of compiler Package

Best Syzkaller code snippet using compiler.genField

pawn_include_generator.go

Source:pawn_include_generator.go

...54	g.P("{")55	last := len(message.Fields) - 156	for idx, field := range message.Fields {57		if idx != last {58			g.P("\t", field.Comments.Leading, "\t", genField(field), ",")59		} else {60			g.P("\t", field.Comments.Leading, "\t", genField(field))61		}62	}63	g.P("};")64	g.P()65}66func genField(field *protogen.Field) string {67	var builder strings.Builder68	prefix, array, message := getFieldInfo(field)69	builder.WriteString(prefix)70	builder.WriteRune('e')71	builder.WriteString(field.GoName)72	if message {73		builder.WriteString("_msg")74	}75	for i := 0; i < array; i++ {76		builder.WriteString("[256]") //TODO: dowolne wielkosci tablic77	}78	if message {79		//TODO: problem z tablicÄ obiektÃ³w80		//builder.WriteRune('[')...

new_field.go

Source:new_field.go

...14	g.P("func (x *", g.typeName, ") NewField(fd ", protoreflectPkg.Ident("FieldDescriptor"), ") ", protoreflectPkg.Ident("Value"), " {")15	g.P("switch fd.FullName() {")16	for _, field := range g.message.Fields {17		g.P("case \"", field.Desc.FullName(), "\":")18		g.genField(field)19	}20	g.P("default: ")21	g.P("if fd.IsExtension() {")22	g.P("panic(", fmtPkg.Ident("Errorf"), "(\"proto3 declared messages do not support extensions: ", g.message.Desc.FullName(), "\"))")23	g.P("}")24	g.P("panic(fmt.Errorf(\"message ", g.message.Desc.FullName(), " does not contain field %s\", fd.FullName()))")25	g.P("}")26	g.P("}")27}28func (g *newFieldGen) genComment() {29	g.P("// NewField returns a new value that is assignable to the field")30	g.P("// for the given descriptor. For scalars, this returns the default value.")31	g.P("// For lists, maps, and messages, this returns a new, empty, mutable value.")32}33func (g *newFieldGen) genField(field *protogen.Field) {34	switch {35	case field.Desc.IsMap(), field.Desc.IsList(), field.Desc.Kind() == protoreflect.MessageKind:36		g.genMutable(field)37	default:38		g.P("return ", kindToValueConstructor(field.Desc.Kind()), "(", zeroValueForField(g.GeneratedFile, field), ")")39	}40}41func (g *newFieldGen) genMutable(field *protogen.Field) {42	switch {43	case field.Oneof != nil:44		g.genOneof(field)45	case field.Desc.IsMap():46		g.P("m := make(map[", getGoType(g.GeneratedFile, field.Message.Fields[0]), "]", getGoType(g.GeneratedFile, field.Message.Fields[1]), ")")47		g.P("return ", protoreflectPkg.Ident("ValueOfMap"), "(&", mapTypeName(field), "{m: &m})")...

clear.go

Source:clear.go

...28	g.genComments()29	g.P("func (x *", g.typeName, ") Clear(fd ", protoreflectPkg.Ident("FieldDescriptor"), ") {")30	g.P("switch fd.FullName() {")31	for _, field := range g.message.Fields {32		g.genField(field)33	}34	g.P("default:")35	g.P("if fd.IsExtension() {")36	g.P("panic(", fmtPkg.Ident("Errorf"), "(\"proto3 declared messages do not support extensions: ", g.message.Desc.FullName(), "\"))")37	g.P("}")38	g.P("panic(fmt.Errorf(\"message ", g.message.Desc.FullName(), " does not contain field %s\", fd.FullName()))")39	g.P("}")40	g.P("}")41}42func (g *clearGen) genField(field *protogen.Field) {43	g.P("case \"", field.Desc.FullName(), "\":")44	if field.Desc.HasPresence() || field.Desc.IsList() || field.Desc.IsMap() || field.Desc.Kind() == protoreflect.BytesKind {45		g.genNullable(field)46		return47	}48	g.P("x.", field.GoName, " = ", zeroValueForField(nil, field))49}50func (g *clearGen) genNullable(field *protogen.Field) {51	switch {52	case field.Desc.ContainingOneof() != nil:53		g.P("x.", field.Oneof.GoName, " = nil")54	case field.Desc.IsMap(), field.Desc.IsList(), field.Desc.Kind() == protoreflect.BytesKind:55		g.P("x.", field.GoName, " = nil")56	case field.Desc.Kind() == protoreflect.MessageKind:...

genField

Using AI Code Generation

1import (2type compiler struct {3}4func (c *compiler) genField() {5	fmt.Println("genField")6}7func main() {8	c := new(compiler)9	c.genField()10}11import (12type compiler struct {13}14func (c compiler) genField() {15	fmt.Println("genField")16}17func (c compiler) genField2() {18	fmt.Println("genField2")19}20func main() {21	c := new(compiler)22	c.genField()23	c.genField2()24}25In the above code, we have created two methods with the same name, but different receivers. So, when we call the genField() method, it will use the compiler type receiver and when

genField

Using AI Code Generation

1import (2type S struct {3}4func main() {5	s := S{1, 2}6	v := reflect.ValueOf(&s).Elem()7	v.Field(0).SetInt(3)8	v.FieldByName("B").SetInt(4)9	fmt.Println(s)10}11Output: {3 4}

genField

Using AI Code Generation

1import (2func main() {3	f, err := parser.ParseFile(fset, "2.go", nil, parser.AllErrors)4	if err != nil {5		fmt.Println(err)6	}7	ast.Inspect(f, func(n ast.Node) bool {8		switch x := n.(type) {9			for _, field := range x.Fields.List {10				for _, name := range field.Names {11					fmt.Println("field name: ", name)12					fmt.Println("field type: ", field.Type)13				}14			}15		}16	})17}18func genField(f *ast.File) {19	ast.Inspect(f, func(n ast.Node) bool {20		switch x := n.(type) {21			for _, field := range x.Fields.List {22				for _, name := range field.Names {23					fmt.Println("field name: ", name)24					fmt.Println("field type: ", field.Type)25				}26			}27		}28	})29}30import (31type A struct {

genField

Using AI Code Generation

1import (2func main() {3	c := new(Compiler)4	c.genField(1)5	c.genField(2)6	c.genField(3)7	fmt.Println(c)8}9type Compiler struct {10}11func (c *Compiler) genField(n int) {12	switch n {13	}14}15&{1 2 3}

genField

Using AI Code Generation

1import (2func main() {3    vm := otto.New()4    vm.Run(`5        function genField() {6            return this;7        }8    vm.Set("field", "test")9    value, _ := vm.Run(`10        genField();11}12import (13func main() {14    vm := otto.New()15    vm.Run(`16        function genField() {17            return this;18        }19    vm.Set("field", "test")20    value, _ := vm.Run(`21        genField();22}23import (24func main() {25    vm := otto.New()26    vm.Run(`27        function genField() {28            return this;29        }30    vm.Set("field", "test")31    value, _ := vm.Run(`32        genField();33}34import (35func main() {36    vm := otto.New()37    vm.Run(`38        function genField() {39            return this;40        }41    vm.Set("field", "test")42    value, _ := vm.Run(`43        genField();44}45import (46func main() {47    vm := otto.New()48    vm.Run(`49        function genField() {50            return this;51        }52    vm.Set("field", "test")53    value, _ := vm.Run(`54        genField();

genField

Using AI Code Generation

1import (2var (3	compiler = NewCompiler()4	fset = token.NewFileSet()5func main() {6	f, err := parser.ParseFile(fset, "1.go", nil, parser.ParseComments)7	if err != nil {8		log.Fatal(err)9	}10	pkgPath, err := os.Getwd()11	if err != nil {12		log.Fatal(err)13	}14	packageObj := NewPackage(pkg, pkgPath)15	compiler.AddPackage(packageObj)16	scope := NewScope(nil, pkg)17	packageObj.SetScope(scope)18	packageObj.SetType(NewPackageType(packageObj))19	packageObj.SetImport(NewImport(pkg, pkgPath))20	fileObj := NewFile("1.go", pkgPath)21	packageObj.AddFile(fileObj)22	fileScope := NewScope(scope, "1.go")23	fileObj.SetScope(fileScope)24	fileObj.SetType(NewFileType(fileObj))25	fileObj.SetImport(NewImport(pkg, pkgPath))26	fileObj.SetObject(NewFileObject(fileObj))27	fileObj.SetNode(f)28	scope.SetPackage(packageObj)29	scope.SetFile(fileObj)30	fileScope.SetPackage(packageObj)31	fileScope.SetFile(fileObj)32	compiler.AddScope(scope)33	compiler.AddScope(fileScope)34	compiler.AddScope(fileScope)35	compiler.AddType(packageObj.Type())36	compiler.AddType(fileObj.Type())37	compiler.AddImport(packageObj.Import())38	compiler.AddImport(fileObj.Import())

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