How to use hasFlag method of tc39 Package

Best K6 code snippet using tc39.hasFlag

tc39_test.go

Source:tc39_test.go

...171	Es5id    string172	Es6id    string173	Esid     string174}175func (m *tc39Meta) hasFlag(flag string) bool {176	for _, f := range m.Flags {177		if f == flag {178			return true179		}180	}181	return false182}183func parseTC39File(name string) (*tc39Meta, string, error) {184	f, err := os.Open(name) //nolint:gosec185	if err != nil {186		return nil, "", err187	}188	defer f.Close() //nolint:errcheck,gosec189	b, err := ioutil.ReadAll(f)190	if err != nil {191		return nil, "", err192	}193	metaStart := bytes.Index(b, []byte("/*---"))194	if metaStart == -1 {195		return nil, "", errInvalidFormat196	}197	metaStart += 5198	metaEnd := bytes.Index(b, []byte("---*/"))199	if metaEnd == -1 || metaEnd <= metaStart {200		return nil, "", errInvalidFormat201	}202	var meta tc39Meta203	err = yaml.Unmarshal(b[metaStart:metaEnd], &meta)204	if err != nil {205		return nil, "", err206	}207	if meta.Negative.Type != "" && meta.Negative.Phase == "" {208		return nil, "", errors.New("negative type is set, but phase isn't")209	}210	return &meta, string(b), nil211}212func (*tc39TestCtx) detachArrayBuffer(call goja.FunctionCall) goja.Value {213	if obj, ok := call.Argument(0).(*goja.Object); ok {214		var buf goja.ArrayBuffer215		if goja.New().ExportTo(obj, &buf) == nil {216			// if buf, ok := obj.Export().(goja.ArrayBuffer); ok {217			buf.Detach()218			return goja.Undefined()219		}220	}221	panic(goja.New().NewTypeError("detachArrayBuffer() is called with incompatible argument"))222}223func (ctx *tc39TestCtx) fail(t testing.TB, name string, strict bool, errStr string) {224	nameKey := fmt.Sprintf("%s-strict:%v", name, strict)225	expected, ok := ctx.expectedErrors[nameKey]226	if index := strings.LastIndex(errStr, " at "); index != -1 {227		errStr = errStr[:index] + " <at omitted>"228	}229	if ok {230		if !assert.Equal(t, expected, errStr) {231			ctx.errorsLock.Lock()232			ctx.errors[nameKey] = errStr233			ctx.errorsLock.Unlock()234		}235	} else {236		assert.Empty(t, errStr)237		ctx.errorsLock.Lock()238		ctx.errors[nameKey] = errStr239		ctx.errorsLock.Unlock()240	}241}242func (ctx *tc39TestCtx) runTC39Test(t testing.TB, name, src string, meta *tc39Meta, strict bool) {243	if skipList[name] {244		t.Skip("Excluded")245	}246	failf := func(str string, args ...interface{}) {247		str = fmt.Sprintf(str, args...)248		ctx.fail(t, name, strict, str)249	}250	defer func() {251		if x := recover(); x != nil {252			failf("panic while running %s: %v", name, x)253		}254	}()255	vm := goja.New()256	_262 := vm.NewObject()257	ignorableTestError := vm.NewGoError(fmt.Errorf(""))258	vm.Set("IgnorableTestError", ignorableTestError)259	_ = _262.Set("detachArrayBuffer", ctx.detachArrayBuffer)260	_ = _262.Set("createRealm", func(goja.FunctionCall) goja.Value {261		panic(ignorableTestError)262	})263	vm.Set("$262", _262)264	vm.Set("print", t.Log)265	_, err := vm.RunProgram(sabStub)266	if err != nil {267		panic(err)268	}269	if strict {270		src = "'use strict';\n" + src271	}272	var out []string273	async := meta.hasFlag("async") //nolint:ifshort // false positive274	if async {275		err = ctx.runFile(ctx.base, path.Join("harness", "doneprintHandle.js"), vm)276		if err != nil {277			t.Fatal(err)278		}279		_ = vm.Set("print", func(msg string) {280			out = append(out, msg)281		})282	} else {283		_ = vm.Set("print", t.Log)284	}285	early, origErr, err := ctx.runTC39Script(name, src, meta.Includes, vm)286	if err == nil {287		if meta.Negative.Type != "" {288			// vm.vm.prg.dumpCode(t.Logf)289			failf("%s: Expected error: %v", name, err)290			return291		}292		nameKey := fmt.Sprintf("%s-strict:%v", name, strict)293		expected, ok := ctx.expectedErrors[nameKey]294		assert.False(t, ok, "%s passes but and error %q was expected", nameKey, expected)295		return296	}297	if meta.Negative.Type == "" {298		if err, ok := err.(*goja.Exception); ok {299			if err.Value() == ignorableTestError {300				t.Skip("Test threw IgnorableTestError")301			}302		}303		failf("%s: %v", name, err)304		return305	}306	if meta.Negative.Phase == "early" && !early || meta.Negative.Phase == "runtime" && early {307		failf("%s: error %v happened at the wrong phase (expected %s)", name, err, meta.Negative.Phase)308		return309	}310	errType := getErrType(name, err, failf)311	if errType != "" && errType != meta.Negative.Type {312		if meta.Negative.Type == "SyntaxError" && origErr != nil && getErrType(name, origErr, failf) == meta.Negative.Type {313			return314		}315		// vm.vm.prg.dumpCode(t.Logf)316		failf("%s: unexpected error type (%s), expected (%s)", name, errType, meta.Negative.Type)317		return318	}319	/*320		if vm.vm.sp != 0 {321			t.Fatalf("sp: %d", vm.vm.sp)322		}323		if l := len(vm.vm.iterStack); l > 0 {324			t.Fatalf("iter stack is not empty: %d", l)325		}326	*/327	if async {328		complete := false329		for _, line := range out {330			if strings.HasPrefix(line, "Test262:AsyncTestFailure:") {331				t.Fatal(line)332			} else if line == "Test262:AsyncTestComplete" {333				complete = true334			}335		}336		if !complete {337			for _, line := range out {338				t.Log(line)339			}340			t.Fatal("Test262:AsyncTestComplete was not printed")341		}342	}343}344func getErrType(name string, err error, failf func(str string, args ...interface{})) string {345	switch err := err.(type) {346	case *goja.Exception:347		if o, ok := err.Value().(*goja.Object); ok { //nolint:nestif348			if c := o.Get("constructor"); c != nil {349				if c, ok := c.(*goja.Object); ok {350					return c.Get("name").String()351				} else {352					failf("%s: error constructor is not an object (%v)", name, o)353					return ""354				}355			} else {356				failf("%s: error does not have a constructor (%v)", name, o)357				return ""358			}359		} else {360			failf("%s: error is not an object (%v)", name, err.Value())361			return ""362		}363	case *goja.CompilerSyntaxError, *parser.Error, parser.ErrorList:364		return "SyntaxError"365	case *goja.CompilerReferenceError:366		return "ReferenceError"367	default:368		failf("%s: error is not a JS error: %v", name, err)369		return ""370	}371}372func shouldBeSkipped(t testing.TB, meta *tc39Meta) {373	for _, feature := range meta.Features {374		for _, bl := range featuresBlockList {375			if feature == bl {376				t.Skipf("Blocklisted feature %s", feature)377			}378		}379	}380}381func (ctx *tc39TestCtx) runTC39File(name string, t testing.TB) {382	p := path.Join(ctx.base, name)383	meta, src, err := parseTC39File(p)384	if err != nil {385		// t.Fatalf("Could not parse %s: %v", name, err)386		t.Errorf("Could not parse %s: %v", name, err)387		return388	}389	shouldBeSkipped(t, meta)390	var startTime time.Time391	if ctx.enableBench {392		startTime = time.Now()393	}394	hasRaw := meta.hasFlag("raw")395	/*396		if hasRaw || !meta.hasFlag("onlyStrict") {397			// log.Printf("Running normal test: %s", name)398			// t.Logf("Running normal test: %s", name)399			ctx.runTC39Test(t, name, src, meta, false)400		}401	*/402	if !hasRaw && !meta.hasFlag("noStrict") {403		// log.Printf("Running strict test: %s", name)404		// t.Logf("Running strict test: %s", name)405		ctx.runTC39Test(t, name, src, meta, true)406	} else { // Run test in non strict mode only if we won't run them in strict407		// TODO uncomment the if above and delete this else so we run both parts when the tests408		// don't take forever409		ctx.runTC39Test(t, name, src, meta, false)410	}411	if ctx.enableBench {412		ctx.benchLock.Lock()413		ctx.benchmark = append(ctx.benchmark, tc39BenchmarkItem{414			name:     name,415			duration: time.Since(startTime),416		})...

hasFlag

Using AI Code Generation

1import (2type tc39 struct {3}4func (t *tc39) hasFlag(flag string) bool {5	for _, f := range t.Flags {6		if f == flag {7		}8	}9}10func main() {11	fmt.Println("Hello, playground")12	t := &tc39{Flags: []string{"--foo", "--bar"}}13	fmt.Println(t.hasFlag("--foo"))14	fmt.Println(t.hasFlag("--baz"))15}16import (17type tc39 struct {18}19func (t *tc39) hasFlag(flag string) bool {20	for _, f := range t.Flags {21		if f == flag {22		}23	}24}25func main() {26	fmt.Println("Hello, playground")27	t := &tc39{Flags: []string{"--foo", "--bar"}}28	fmt.Println(t.hasFlag("--foo"))29	fmt.Println(t.hasFlag("--baz"))30}31import (32type tc39 struct {33}34func (t *tc39) hasFlag(flag string) bool {35	for _, f := range t.Flags {36		if f == flag {37		}38	}39}40func main() {41	fmt.Println("Hello, playground")42	t := &tc39{Flags: []string{"--foo", "--bar"}}43	fmt.Println(t.hasFlag("--foo"))44	fmt.Println(t.hasFlag("--baz"))45}46import (47type tc39 struct {48}49func (t *tc39) hasFlag(flag string) bool {50	for _, f := range t.Flags {51		if f == flag {52		}53	}54}55func main() {56	fmt.Println("Hello, playground")57	t := &tc39{Flags: []string{"--foo", "--bar"}}58	fmt.Println(t.hasFlag("--foo"))59	fmt.Println(t.hasFlag("--baz"))60}

hasFlag

Using AI Code Generation

1if (tc39.hasFlag("flag1")) {2}3if (tc39.hasFlag("flag2")) {4}5if (tc39.hasFlag("flag3")) {6}7if (tc39.hasFlag("flag4")) {8}9if (tc39.hasFlag("flag5")) {10}11if (tc39.hasFlag("flag6")) {12}13if (tc39.hasFlag("flag7")) {14}15if (tc39.hasFlag("flag8")) {16}17if (tc39.hasFlag("flag9")) {18}19if (tc39.hasFlag("flag10")) {20}21if (tc39.hasFlag("flag11")) {22}23if (tc39.hasFlag("flag12")) {24}25if (tc39.hasFlag("flag13")) {26}27if (tc39.hasFlag("flag14")) {28}29if (tc39.hasFlag("flag15")) {30}

hasFlag

Using AI Code Generation

1import (2func main() {3    fmt.Println("Hello, playground")4    var tc39 = new(TC39)5    tc39.hasFlag("foo")6}7import (8func main() {9    fmt.Println("Hello, playground")10    var tc39 = TC39{}11    tc39.hasFlag("foo")12}13import (14func main() {15    fmt.Println("Hello, playground")16    tc39.hasFlag("foo")17}18import (19func main() {20    fmt.Println("Hello, playground")21    var tc39 = TC39{}22    tc39.hasFlag("foo")23}24import (25func main() {26    fmt.Println("Hello, playground")27    var tc39 = TC39{}28    tc39.hasFlag("foo")29}

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