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How to use parseStruct method of ast Package

Best Syzkaller code snippet using ast.parseStruct

cmd.go

Source:cmd.go

...83						ap.Path = domain + do.Doc.List[0].Text[j+1:]84						k := strings.Index(do.Doc.List[1].Text, "@")85						if strings.TrimSpace(do.Doc.List[1].Text[k+1:]) == "request" {86							m := &message{}87							parseStruct(do, m, ap.Obj, false, "")88							ap.Request = m89						}90					} else if strings.TrimSpace(do.Doc.List[0].Text[j+1:]) == "response" {91						m := &message{}92						parseStruct(do, m, ap.Obj, false, "")93						ap.Reply = m94					}95					if ap.Reply != nil && ap.Request != nil {96						apis = append(apis, ap)97						ap = &api{}98						ap.Method = "GET/POST"99						ap.Obj = make(map[string]*message)100					}101				}102			}103		}104	}105	return106}107// parseStruct éå½è§£æç»æä½åæ° TODO: è¯·æ±åæ°å¤æç±»å108func parseStruct(d *ast.TypeSpec, m *message, objs map[string]*message, recursive bool, typeName string) {109	me := &message{}110	if st, ok := d.Type.(*ast.StructType); ok {111		if len(st.Fields.List) > 0 {112			for _, v := range st.Fields.List {113				f := field{}114				if v.Tag != nil {115					f.Name = v.Tag.Value116					f.Name = strings.Replace(f.Name, " ", ",\"", -1)117					f.Name = strings.Replace(f.Name, ":", "\":", -1)118					f.Name = strings.Replace(f.Name, "`", "{\"", 1)119					f.Name = strings.Replace(f.Name, "`", "}", 1)120					ti := &textInfo{}121					if err := json.Unmarshal([]byte(f.Name), ti); err != nil {122						fmt.Println(f.Name)123						Error(err)124					}125					if ti.Json == "" {126						f.Name = ti.Form127					} else {128						f.Name = ti.Json129					}130					if ti.Binding == "required" {131						f.Doc = "Y"132					} else {133						f.Doc = "N"134					}135				}136				if t, ok := v.Type.(*ast.Ident); ok {137					f.Type = t.Name138				} else if t, ok := v.Type.(*ast.ArrayType); ok {139					if tt, ok := t.Elt.(*ast.Ident); ok {140						f.Type = "[]" + tt.Name141					}142				}143				if v.Comment != nil && len(v.Comment.List) > 0 {144					f.Note = v.Comment.List[0].Text145					f.Note = strings.Replace(f.Note, "/", "", -1)146				}147				if recursive {148					me.Fields = append(me.Fields, f)149				} else {150					m.Fields = append(m.Fields, f)151				}152				if t, ok := v.Type.(*ast.Ident); ok {153					if t.Obj != nil {154						if ot, ok := t.Obj.Decl.(*ast.TypeSpec); ok {155							parseStruct(ot, m, objs, true, t.Obj.Name)156						}157					}158				} else if t, ok := v.Type.(*ast.ArrayType); ok {159					if tt, ok := t.Elt.(*ast.Ident); ok {160						if tt.Obj != nil {161							if ott, ok := tt.Obj.Decl.(*ast.TypeSpec); ok {162								parseStruct(ott, m, objs, true, tt.Obj.Name)163							}164						}165					}166				}167			}168			if recursive {169				if _, ok := objs[typeName]; !ok {170					objs[typeName] = me171				}172			}173		}174	}175}176// Error print error and exit...

parser.go

Source:parser.go

...43		}44	}45	return "", false46}47func parseStruct(node *goast.StructType) []ast.StructField {48	description := make([]ast.StructField, len(node.Fields.List))49	for i, f := range node.Fields.List {50		description[i] = ast.StructField{51			Type:  pasrseGoASTType(f.Type),52			Name:  f.Names[0].Name,53			Alias: strings.ToLower(f.Names[0].Name),54		}55		if f.Tag != nil {56			tag := reflect.StructTag(strings.Trim(f.Tag.Value, "`"))57			description[i].Alias = tag.Get("molekula")58		}59	}60	return description61}62func pasrseGoASTType(t goast.Expr) ast.Type {63	switch n := t.(type) {64	case *goast.Ident:65		if n.Obj == nil || n.Obj.Decl == nil {66			return ast.BuiltIn(n.Name)67		}68		typeSpec, ok := n.Obj.Decl.(*goast.TypeSpec)69		if !ok {70			return nil71		}72		return ast.Struct{73			Name:   typeSpec.Name.Name,74			Fields: parseStruct(typeSpec.Type.(*goast.StructType)),75		}76	case *goast.InterfaceType:77		return ast.BuiltIn("interface{}")78	case *goast.ArrayType:79		return ast.Array{80			Element: pasrseGoASTType(n.Elt),81		}82	case *goast.MapType:83		return ast.Map{84			Key:   ast.BuiltIn(n.Key.(*goast.Ident).Name),85			Value: pasrseGoASTType(n.Value),86		}87	}88	return nil89}90func (v *visitor) Visit(n goast.Node) goast.Visitor {91	switch node := n.(type) {92	case *goast.GenDecl:93		binName, ok := parseBinName(node)94		if ok {95			v.currentBinName = &binName96		}97	case *goast.TypeSpec:98		if v.currentBinName == nil {99			break100		}101		switch t := node.Type.(type) {102		case *goast.StructType:103			v.objects = append(v.objects, Object{104				BinName: *v.currentBinName,105				Type: ast.Struct{106					Name:   node.Name.Name,107					Fields: parseStruct(t),108				},109			})110			v.currentBinName = nil111		case *goast.MapType, *goast.ArrayType, *goast.Ident:112			v.objects = append(v.objects, Object{113				Type:    pasrseGoASTType(t),114				BinName: *v.currentBinName,115			})116		}117	}118	return v119}...

generator.go

Source:generator.go

...20	src, err := ioutil.ReadFile(opt.File)21	if err != nil {22		return nil, err23	}24	allFields := parseStruct(src, opt.TargetStruct, opt.PackageName)25	properties := getAllProperties(allFields)26	result, err := MakeProto(opt.PackageName, opt.GoPackage, opt.Name, properties)27	return result, err28}29// parseStruct takes in a piece of source code as []byte and get the desired struct fields30func parseStruct(src []byte, structName string, pkgName string) (res []*ast.Field) {31	fs := token.NewFileSet()32	f, err := parser.ParseFile(fs, "", src, 0)33	if err != nil {34		log.Fatal(err.Error())35	}36	for _, d := range f.Decls {37		if a, gd := getGenDecl(src, d); a == structName {38			structDecl := gd.Specs[0].(*ast.TypeSpec).Type.(*ast.StructType)39			res = structDecl.Fields.List40		}41	}42	return43}44func getGenDecl(src []byte, fl interface{}) (string, *ast.GenDecl) {...

parseStruct

Using AI Code Generation

1import (2func main() {3	f, err := parser.ParseFile(fset, "1.go", nil, parser.AllErrors)4	if err != nil {5		fmt.Println(err)6	}7	ast.Print(fset, f)8	ast.Print(fset, f, ast.CommentMap(f.Comments), ast.FieldFilter(func(f *ast.Field) bool {9	}))

parseStruct

Using AI Code Generation

1import (2func main() {3	f, err := parser.ParseFile(fset, "2.go", nil, parser.ParseComments)4	if err != nil {5		log.Fatal(err)6	}7	fmt.Println("Imports:")8	for _, s := range f.Imports {9		fmt.Println(s.Path.Value)10	}11	if f.Comments != nil {12		fmt.Printf("First comment group of Print:13", f.Comments[0].Text())14	}15	ast.Print(fset, f)16	cfg := &ast.Config{Mode: ast.PrintComments}17	if err := cfg.Fprint(os.Stdout, fset, f); err != nil {18		log.Fatal(err)19	}20	cfg := &ast.Config{Mode: ast.PrintComments}21	if err := cfg.Fprint(os.Stdout, fset, f); err != nil {22		log.Fatal(err)23	}24}

parseStruct

Using AI Code Generation

1import (2func main() {3	fset := token.NewFileSet()4	node, err := parser.ParseFile(fset, "1.go", nil, parser.ParseComments)5	if err != nil {6		log.Fatal(err)7	}8	ast.Inspect(node, func(n ast.Node) bool {9		switch x := n.(type) {10			for _, field := range x.Fields.List {11				for _, name := range field.Names {12					fmt.Println(name.Name)13				}14			}15		}16	})17}18import (19func main() {20	fset := token.NewFileSet()21	node, err := parser.ParseFile(fset, "1.go", nil, parser.ParseComments)22	if err != nil {23		log.Fatal(err)24	}25	ast.Inspect(node, func(n ast.Node) bool {26		switch x := n.(type) {27			for _, field := range x.Fields.List {28				for _, name := range field.Names {29					fmt.Println(name.Name)30				}31			}32		}33	})34}

parseStruct

Using AI Code Generation

1import (2func main() {3	f, err := parser.ParseFile(fset, "2.go", nil, parser.ParseComments)4	if err != nil {5		panic(err)6	}7	fmt.Println("Imports:")8	for _, s := range f.Imports {9		fmt.Println(s.Path.Value)10	}11	ast.Print(fset, f)12}

parseStruct

Using AI Code Generation

1import (2func main() {3	f, err := parser.ParseFile(fset, "1.go", nil, parser.ParseComments)4	if err != nil {5		fmt.Println(err)6	}7	fmt.Println("Imports:")8	for _, s := range f.Imports {9		fmt.Println(s.Path.Value)10	}11}12import (13func main() {14	f, err := parser.ParseFile(fset, "1.go", nil, parser.ParseComments)15	if err != nil {16		fmt.Println(err)17	}18	fmt.Println("Imports:")19	for _, s := range f.Imports {20		fmt.Println(s.Path.Value)21	}22	fmt.Println("Structs:")23	for _, s := range f.Decls {24		if g, ok := s.(*ast.GenDecl); ok {25			for _, spec := range g.Specs {26				if t, ok := spec.(*ast.TypeSpec); ok {27					if _, ok := t.Type.(*ast.StructType); ok {28						fmt.Println(t.Name.Name)29					}30				}31			}32		}33	}34}35import (36func main() {

parseStruct

Using AI Code Generation

1import (2func main() {3	fset := token.NewFileSet()4	f, err := parser.ParseFile(fset, "1.go", nil, 0)5	if err != nil {6		fmt.Println(err)7	}8	ast.Inspect(f, func(n ast.Node) bool {9		switch x := n.(type) {10			fmt.Println(x)11		}12	})13}14&{[0xc0000d6a80] {0 0} 0xc0000d6a80}

parseStruct

Using AI Code Generation

1import (2func main() {3	fset := token.NewFileSet()4	f, err := parser.ParseFile(fset, "1.go", nil, parser.ParseComments)5	if err != nil {6		log.Fatal(err)7	}8	for _, s := range f.Decls {9		if genDecl, ok := s.(*ast.GenDecl); ok {10			for _, spec := range genDecl.Specs {11				if typeSpec, ok := spec.(*ast.TypeSpec); ok {12					if structType, ok := typeSpec.Type.(*ast.StructType); ok {13						fmt.Println(typeSpec.Name.Name)14						for _, field := range structType.Fields.List {15							fmt.Println(field.Names)16							fmt.Println(field.Type)17						}18					}19				}20			}21		}22	}23}24struct { Name string; Age int }25struct { Name string; Age int }26struct { Name string; Age int }27import (28func main() {29    fset := token.NewFileSet()30    f, err := parser.ParseFile(fset, "1.go", nil, parser.ParseComments)31    if err != nil {32        log.Fatal(err)33    }34    for _, s := range f.Decls {35        fmt.Printf("%#v36        if genDecl, ok := s.(*ast.GenDecl); ok {37            for _, spec := range genDecl.Specs {38                if typeSpec, ok := spec.(*ast.TypeSpec); ok {39                    if structType, ok := typeSpec.Type.(*ast.StructType); ok {40                        fmt.Println(typeSpec.Name.Name)

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