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How to use checkTypeCtors method of compiler Package

Best Syzkaller code snippet using compiler.checkTypeCtors

check.go

Source:check.go

...274	for _, decl := range comp.desc.Nodes {275		switch n := decl.(type) {276		case *ast.Call:277			for _, arg := range n.Args {278				comp.checkTypeCtors(arg.Type, prog.DirIn, true, ctors, checked)279			}280			if n.Ret != nil {281				comp.checkTypeCtors(n.Ret, prog.DirOut, true, ctors, checked)282			}283		}284	}285	for _, decl := range comp.desc.Nodes {286		switch n := decl.(type) {287		case *ast.Resource:288			name := n.Name.Name289			if !ctors[name] && comp.used[name] {290				comp.error(n.Pos, "resource %v can't be created"+291					" (never mentioned as a syscall return value or output argument/field)",292					name)293			}294		}295	}296}297func (comp *compiler) checkTypeCtors(t *ast.Type, dir prog.Dir, isArg bool,298	ctors map[string]bool, checked map[structDir]bool) {299	desc := comp.getTypeDesc(t)300	if desc == typeResource {301		// TODO(dvyukov): consider changing this to "dir == prog.DirOut".302		// We have few questionable cases where resources can be created303		// only by inout struct fields. These structs should be split304		// into two different structs: one is in and second is out.305		// But that will require attaching dir to individual fields.306		if dir != prog.DirIn {307			r := comp.resources[t.Ident]308			for r != nil && !ctors[r.Name.Name] {309				ctors[r.Name.Name] = true310				r = comp.resources[r.Base.Ident]311			}312		}313		return314	}315	if desc == typeStruct {316		s := comp.structs[t.Ident]317		name := s.Name.Name318		key := structDir{name, dir}319		if checked[key] {320			return321		}322		checked[key] = true323		for _, fld := range s.Fields {324			comp.checkTypeCtors(fld.Type, dir, false, ctors, checked)325		}326		return327	}328	if desc == typePtr {329		dir = genDir(t.Args[0])330	}331	_, args, _ := comp.getArgsBase(t, "", dir, isArg)332	for i, arg := range args {333		if desc.Args[i].Type == typeArgType {334			comp.checkTypeCtors(arg, dir, false, ctors, checked)335		}336	}337}338func (comp *compiler) checkRecursion() {339	checked := make(map[string]bool)340	for _, decl := range comp.desc.Nodes {341		switch n := decl.(type) {342		case *ast.Resource:343			comp.checkResourceRecursion(n)344		case *ast.Struct:345			var path []pathElem346			comp.checkStructRecursion(checked, n, path)347		}348	}...

checkTypeCtors

Using AI Code Generation

1import (2func main() {3import (4func main() {5	fmt.Println(src)6}`7	f, err := parser.ParseFile(fset, "src.go", src, 0)8	if err != nil {9		log.Fatal(err)10	}11	ast.Print(fset, f)12}13import (14func main() {15import (16func main() {17	fmt.Println(src)18}`19	f, err := parser.ParseFile(fset, "src.go", src, 0)20	if err != nil {21		log.Fatal(err)22	}23	ast.Print(fset, f)24}25import (26func main() {27import (28func main() {29	fmt.Println(src)30}`

checkTypeCtors

Using AI Code Generation

1import (2func main() {3	fset := token.NewFileSet()4	f, err := parser.ParseFile(fset, "1.go", nil, parser.ImportsOnly)5	if err != nil {6		fmt.Println(err)7	}8	for _, s := range f.Imports {9		fmt.Println(s.Path.Value)10	}11}12import "fmt"13func main() {14	fmt.Println("Hello, playground")15}

checkTypeCtors

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	conf := types.Config{Importer: importer{fset}}9	info := &types.Info{10		Defs: make(map[*ast.Ident]types.Object),11	}12	if _, err := conf.Check("main", fset, []*ast.File{f}, info); err != nil {13		log.Fatal(err)14	}15	fmt.Println("Prints all the types in the file")16	for _, obj := range info.Defs {17		if obj != nil && obj.Pos() == token.NoPos {18			fmt.Println(obj.Name())19		}20	}21}22func main() {23	println(x, y, z)24}25import (26type importer struct {27}28func (importer) Import(path string) (*types.Package, error) {29	log.Fatal("importing not implemented")30}31func (imp importer) ImportFrom(path, srcDir string, mode types.ImportMode) (*types.Package, error) {32	if path == "unsafe" {33	}34	log.Fatal("importing not implemented")35}36func (imp importer) ImportFrom(path, srcDir string, mode types.ImportMode) (*types.Package, error) {37	if path == "unsafe" {38	}39	log.Fatal("importing not implemented")40}41func (imp importer) ImportFrom(path, srcDir string, mode types.ImportMode) (*types.Package, error) {42	if path == "unsafe" {43	}44	log.Fatal("importing not implemented")45}46func (imp importer) Import

checkTypeCtors

Using AI Code Generation

1import (2func main() {3    node, err := parser.ParseFile(fset, "2.go", nil, 0)4    if err != nil {5        fmt.Println(err)6    }7    ast.Print(fset, node)8    fmt.Println("9    ast.Walk(&visitor{fset}, node)10}11type visitor struct {12}13func (v *visitor) Visit(node ast.Node) ast.Visitor {14    if node == nil {15    }16    switch x := node.(type) {17        if x.Recv != nil {18            fmt.Println(v.fset.Position(x.Pos()), "method", x.Name.Name)19        } else {20            fmt.Println(v.fset.Position(x.Pos()), "function", x.Name.Name)21        }22    }23}24{1 1} function main25{2 1} function main26{3 1} function main27{4 1} function main28{5 1} function main29{6 1} function main30{7 1} function main31{8 1} function main32{9 1} function main33{10 1} function main34{11 1} function main35{12 1} function main36{13 1} function main37{14 1} function main38{15 1} function main39{16 1} function main40{17 1} function main41{18 1} function main42{19 1} function main43{20 1} function main44{21 1} function main45{22 1} function main46{23 1} function main47{24 1} function main48{25 1} function main49{26 1} function main50{27 1} function main

checkTypeCtors

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	conf := types.Config{9		Importer: &types.StdImporter{10		},11	}12	pkg, err := conf.Check("main", fset, []*ast.File{f}, nil)13	if err != nil {14		log.Fatal(err)15	}

checkTypeCtors

Using AI Code Generation

1import (2func main() {3    m := ir.NewModule()4    foo := m.NewFunc("foo", types.Void)5    entry := foo.NewBlock("entry")6    c42 := constant.NewInt(types.I32, 42)7    cHello := constant.NewCharArray("hello, world!")8    cHello2 := constant.NewCharArray("hello, world!")9    cHello3 := constant.NewCharArray("hello, world!")10    cHello4 := constant.NewCharArray("hello, world!")11    cHello5 := constant.NewCharArray("hello, world!")12    cHello6 := constant.NewCharArray("hello, world!")13    cHello7 := constant.NewCharArray("hello, world!")14    cHello8 := constant.NewCharArray("hello, world!")15    cHello9 := constant.NewCharArray("hello, world!")16    cHello10 := constant.NewCharArray("hello, world!")

checkTypeCtors

Using AI Code Generation

1import (2type TypeCtor struct {3}4type TypeCtorList struct {5}6type TypeCtorListList struct {7}8type TypeCtorListListList struct {9}10func (list *TypeCtorList) addCtor(ctor TypeCtor) {11	list.ctors = append(list.ctors, ctor)12}13func (list *TypeCtorListList) addList(list2 TypeCtorList) {14	list.lists = append(list.lists, list2)15}16func (list *TypeCtorListListList) addListList(list2 TypeCtorListList) {17	list.lists = append(list.lists, list2)18}19func (list *TypeCtorList) getLength() int {20	return len(list.ctors)21}22func (list *TypeCtorListList) getLength() int {23	return len(list.lists)24}25func (list *TypeCtorListListList) getLength() int {26	return len(list.lists)27}28func (list *TypeCtorList) getCtor(index int) TypeCtor {29	if index < 0 || index >= list.getLength() {30		fmt.Println("Error: index out of bounds")31		return TypeCtor{}32	}33}34func (list *TypeCtorListList) getList(index int) TypeCtorList {35	if index < 0 || index >= list.getLength() {36		fmt.Println("Error: index out of bounds")37		return TypeCtorList{}38	}39}40func (list *TypeCtorListListList) getListList(index int) TypeCtorListList {41	if index < 0 || index >= list.getLength() {42		fmt.Println("Error: index out of bounds")43		return TypeCtorListList{}44	}45}46type Compiler struct {47}48func (compiler *Compiler) checkTypeCtors(ctors TypeCtorListListList) {49}50func main() {

checkTypeCtors

Using AI Code Generation

1import (2type TypeFormula interface {3	checkTypeCtors(compiler *Compiler) bool4}5type Compiler struct {6}7type TypeConstructor interface {8	checkTypeCtors(compiler *Compiler) bool9}10type TypeCtor struct {11}12func (t *TypeCtor) checkTypeCtors(compiler *Compiler) bool {13	if t.arity != len(t.params) {14	}15	for _, param := range t.params {16		if !param.checkTypeCtors(compiler) {17		}18	}19}20func (c *Compiler) checkTypeCtors() bool {21	for _, typeCtor := range c.typeCtors {22		if !typeCtor.checkTypeCtors(c) {23		}24	}25}26func main() {27	compiler := &Compiler{make(map[string]TypeConstructor)}

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