How to use init method of prog Package

Best Syzkaller code snippet using prog.init

create.go

Source:create.go Github

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...68 pkg.values[obj] = g69 pkg.Members[name] = g70 case *types.Func:71 sig := obj.Type().(*types.Signature)72 if sig.Recv() == nil && name == "init" {73 pkg.ninit++74 name = fmt.Sprintf("init#%d", pkg.ninit)75 }76 fn := &Function{77 name: name,78 object: obj,79 Signature: sig,80 Pkg: pkg,81 Prog: pkg.Prog,82 }83 fn.source = syntax84 fn.initHTML(pkg.printFunc)85 if syntax == nil {86 fn.Synthetic = "loaded from gc object file"87 } else {88 fn.functionBody = new(functionBody)89 }90 pkg.values[obj] = fn91 pkg.Functions = append(pkg.Functions, fn)92 if sig.Recv() == nil {93 pkg.Members[name] = fn // package-level function94 }95 default: // (incl. *types.Package)96 panic("unexpected Object type: " + obj.String())97 }98}99// membersFromDecl populates package pkg with members for each100// typechecker object (var, func, const or type) associated with the101// specified decl.102//103func membersFromDecl(pkg *Package, decl ast.Decl) {104 switch decl := decl.(type) {105 case *ast.GenDecl: // import, const, type or var106 switch decl.Tok {107 case token.CONST:108 for _, spec := range decl.Specs {109 for _, id := range spec.(*ast.ValueSpec).Names {110 if !isBlankIdent(id) {111 memberFromObject(pkg, pkg.info.Defs[id], nil)112 }113 }114 }115 case token.VAR:116 for _, spec := range decl.Specs {117 for _, id := range spec.(*ast.ValueSpec).Names {118 if !isBlankIdent(id) {119 memberFromObject(pkg, pkg.info.Defs[id], spec)120 }121 }122 }123 case token.TYPE:124 for _, spec := range decl.Specs {125 id := spec.(*ast.TypeSpec).Name126 if !isBlankIdent(id) {127 memberFromObject(pkg, pkg.info.Defs[id], nil)128 }129 }130 }131 case *ast.FuncDecl:132 id := decl.Name133 if !isBlankIdent(id) {134 memberFromObject(pkg, pkg.info.Defs[id], decl)135 }136 }137}138// CreatePackage constructs and returns an IR Package from the139// specified type-checked, error-free file ASTs, and populates its140// Members mapping.141//142// importable determines whether this package should be returned by a143// subsequent call to ImportedPackage(pkg.Path()).144//145// The real work of building IR form for each function is not done146// until a subsequent call to Package.Build().147//148func (prog *Program) CreatePackage(pkg *types.Package, files []*ast.File, info *types.Info, importable bool) *Package {149 p := &Package{150 Prog: prog,151 Members: make(map[string]Member),152 values: make(map[types.Object]Value),153 Pkg: pkg,154 info: info, // transient (CREATE and BUILD phases)155 files: files, // transient (CREATE and BUILD phases)156 printFunc: prog.PrintFunc,157 }158 // Add init() function.159 p.init = &Function{160 name: "init",161 Signature: new(types.Signature),162 Synthetic: "package initializer",163 Pkg: p,164 Prog: prog,165 functionBody: new(functionBody),166 }167 p.init.initHTML(prog.PrintFunc)168 p.Members[p.init.name] = p.init169 p.Functions = append(p.Functions, p.init)170 // CREATE phase.171 // Allocate all package members: vars, funcs, consts and types.172 if len(files) > 0 {173 // Go source package.174 for _, file := range files {175 for _, decl := range file.Decls {176 membersFromDecl(p, decl)177 }178 }179 } else {180 // GC-compiled binary package (or "unsafe")181 // No code.182 // No position information.183 scope := p.Pkg.Scope()184 for _, name := range scope.Names() {185 obj := scope.Lookup(name)186 memberFromObject(p, obj, nil)187 if obj, ok := obj.(*types.TypeName); ok {188 if named, ok := obj.Type().(*types.Named); ok {189 for i, n := 0, named.NumMethods(); i < n; i++ {190 memberFromObject(p, named.Method(i), nil)191 }192 }193 }194 }195 }196 // Add initializer guard variable.197 initguard := &Global{198 Pkg: p,199 name: "init$guard",200 typ: types.NewPointer(tBool),201 }202 p.Members[initguard.Name()] = initguard203 if prog.mode&GlobalDebug != 0 {204 p.SetDebugMode(true)205 }206 if prog.mode&PrintPackages != 0 {207 printMu.Lock()208 p.WriteTo(os.Stdout)209 printMu.Unlock()210 }211 if importable {212 prog.imported[p.Pkg.Path()] = p213 }214 prog.packages[p.Pkg] = p215 return p216}...

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init

Using AI Code Generation

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1import (2type Prog struct {3}4func (p Prog) display() {5 fmt.Println(p.i)6 fmt.Println(p.j)7}8func (p *Prog) set(i, j int) {9}10func init() {11 fmt.Println("init method called")12}13func main() {14 p := Prog{}15 p.set(10, 20)16 p.display()17}

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init

Using AI Code Generation

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1import "fmt"2func init() {3 fmt.Println("init method of prog class")4}5func main() {6 fmt.Println("main method of prog class")7}8func init() {9 fmt.Println("init method of prog class again")10}11import "fmt"12func init() {13 fmt.Println("init method of prog class")14}15func main() {16 fmt.Println("main method of prog class")17}18func init() {19 fmt.Println("init method of prog class again")20}21import "fmt"22func init() {23 fmt.Println("init method of prog class")24}25func main() {26 fmt.Println("main method of prog class")27}28func init() {29 fmt.Println("init method of prog class again")30}31import "fmt"32func init() {33 fmt.Println("init method of prog class")34}35func main() {36 fmt.Println("main method of prog class")37}38func init() {39 fmt.Println("init method of prog class again")40}41import "fmt"42func init() {43 fmt.Println("init method of prog class")44}45func main() {46 fmt.Println("main method of prog class")47}48func init() {49 fmt.Println("init method of prog class again")50}51import "fmt"52func init() {53 fmt.Println("init method of prog class")54}55func main() {56 fmt.Println("main method of prog class")57}58func init()

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init

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1import (2type prog struct {3}4func (p prog) init() {5}6func main() {7 p := new(prog)8 p.init()9 fmt.Println(p.name)10 fmt.Println(p.age)11}

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init

Using AI Code Generation

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1import "fmt"2func main(){3 fmt.Println("main method")4}5func init(){6 fmt.Println("init method")7}

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init

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1import (2func init() {3 fmt.Println("init method called")4 c = int(math.Sqrt(float64(a*a + b*b)))5}6func main() {7 fmt.Println("The value of c is ", c)8}

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