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How to use instantiate method of js Package

Best K6 code snippet using js.instantiate

runtime_javascript_logger_test.go

Source:runtime_javascript_logger_test.go

...25	observer, logs := observer.New(zap.InfoLevel)26	obs := zap.New(observer)27	jsLoggerInst, err := NewJsLogger(r, obs)28	if err != nil {29		t.Error("Failed to instantiate jsLogger")30	}31	r.Set("logger", jsLoggerInst)32	SCRIPT := `33var s = 'info';34logger.info('%s log', s);35`36	_, err = r.RunString(SCRIPT)37	if err != nil {38		t.Error("Failed to run JS script")39	}40	assert.Equal(t, 1, logs.Len())41	loggedLog := logs.TakeAll()[0]42	assert.Equal(t, loggedLog.Level, zap.InfoLevel)43	assert.Equal(t, loggedLog.Message, "info log")44}45func TestJsLoggerWarn(t *testing.T) {46	r := goja.New()47	observer, logs := observer.New(zap.WarnLevel)48	obs := zap.New(observer)49	jsLoggerInst, err := NewJsLogger(r, obs)50	if err != nil {51		t.Error("Failed to instantiate jsLogger")52	}53	r.Set("logger", jsLoggerInst)54	SCRIPT := `55var s = 'warn';56logger.warn('%s log', s);57`58	_, err = r.RunString(SCRIPT)59	if err != nil {60		t.Error("Failed to run JS script")61	}62	assert.Equal(t, 1, logs.Len())63	loggedLog := logs.TakeAll()[0]64	assert.Equal(t, loggedLog.Level, zap.WarnLevel)65	assert.Equal(t, loggedLog.Message, "warn log")66}67func TestJsLoggerError(t *testing.T) {68	r := goja.New()69	observer, logs := observer.New(zap.ErrorLevel)70	obs := zap.New(observer)71	jsLoggerInst, err := NewJsLogger(r, obs)72	if err != nil {73		t.Error("Failed to instantiate jsLogger")74	}75	r.Set("logger", jsLoggerInst)76	SCRIPT := `77var s = 'error';78logger.error('%s log', s);79`80	_, err = r.RunString(SCRIPT)81	if err != nil {82		t.Error("Failed to run JS script")83	}84	assert.Equal(t, 1, logs.Len())85	loggedLog := logs.TakeAll()[0]86	assert.Equal(t, loggedLog.Level, zap.ErrorLevel)87	assert.Equal(t, loggedLog.Message, "error log")88}89func TestJsLoggerDebug(t *testing.T) {90	r := goja.New()91	observer, logs := observer.New(zap.DebugLevel)92	obs := zap.New(observer)93	jsLoggerInst, err := NewJsLogger(r, obs)94	if err != nil {95		t.Error("Failed to instantiate jsLogger")96	}97	r.Set("logger", jsLoggerInst)98	SCRIPT := `99var s = 'debug';100logger.debug('%s log', s);101`102	_, err = r.RunString(SCRIPT)103	if err != nil {104		t.Error("Failed to run JS script")105	}106	assert.Equal(t, 1, logs.Len())107	loggedLog := logs.TakeAll()[0]108	assert.Equal(t, loggedLog.Level, zap.DebugLevel)109	assert.Equal(t, loggedLog.Message, "debug log")110}111func TestJsLoggerWithField(t *testing.T) {112	r := goja.New()113	observer, logs := observer.New(zap.InfoLevel)114	obs := zap.New(observer)115	jsLoggerInst, err := NewJsLogger(r, obs)116	if err != nil {117		t.Error("Failed to instantiate jsLogger")118	}119	r.Set("logger", jsLoggerInst)120	SCRIPT := `121var s = 'info';122var l = logger.withField('foo', 'bar');123l.info('some log')124`125	_, err = r.RunString(SCRIPT)126	if err != nil {127		t.Error("Failed to run JS script")128	}129	assert.Equal(t, 1, logs.Len())130	loggedLog := logs.TakeAll()[0]131	assert.Equal(t, loggedLog.Message, "some log")132	assert.EqualValues(t, []zap.Field{{Key: "foo", String: "bar", Type: zapcore.StringType}}, loggedLog.Context)133}134func TestJsLoggerWithFields(t *testing.T) {135	r := goja.New()136	observer, logs := observer.New(zap.InfoLevel)137	obs := zap.New(observer)138	jsLoggerInst, err := NewJsLogger(r, obs)139	if err != nil {140		t.Error("Failed to instantiate jsLogger")141	}142	r.Set("logger", jsLoggerInst)143	SCRIPT := `144var s = 'info';145var l1 = logger.withField('logger', 'l1');146var l2 = logger.withFields({logger: 'l2', n: 1});147l1.info('logger one')148l2.info('logger two')149`150	_, err = r.RunString(SCRIPT)151	if err != nil {152		t.Error("Failed to run JS script")153	}154	assert.Equal(t, 2, logs.Len())...

server.go

Source:server.go

...6	"qlova.org/seed/use/js"7)8const InstantiateStreaming = `9if ("Go" in window) {10	if (!WebAssembly.instantiateStreaming) { // polyfill11		WebAssembly.instantiateStreaming = async (resp, importObject) => {12			const source = await (await resp).arrayBuffer();13			return await WebAssembly.instantiate(source, importObject);14		};15	}16	const go = new Go();17	let mod, inst;18	let success, failure;19	let finshed = new Promise(function(yes, no) {20		success = yes;21		failure = no;22	});23	window.GoPromise = success;24	await WebAssembly.instantiateStreaming(fetch("assets/wasm/index.wasm"), go.importObject).then((result) => {25		mod = result.module;26		inst = result.instance;27		go.run(inst);28	}).catch((err) => {29		console.error(err);30		failure();31	});32	await finshed;33}`34var exports = make(map[string]struct{})35//Exported returns true if the given function was exported with this package.36func Exported(f interface{}) bool {37	_, ok := exports[runtime.FuncForPC(reflect.ValueOf(f).Pointer()).Name()]38	return ok...

jsbuild.go

Source:jsbuild.go

...38		<meta name="viewport" content="width=device-width, user-scalable=no">39		<meta name="mobile-web-app-capable" content="yes">40		<script src="wasm_exec.js"></script>41		<script>42			if (!WebAssembly.instantiateStreaming) { // polyfill43				WebAssembly.instantiateStreaming = async (resp, importObject) => {44					const source = await (await resp).arrayBuffer();45					return await WebAssembly.instantiate(source, importObject);46				};47			}48			const go = new Go();49			WebAssembly.instantiateStreaming(fetch("main.wasm"), go.importObject).then((result) => {50				go.run(result.instance);51			});52		</script>53		<style>54			body,pre { margin:0;padding:0; }55		</style>56	</head>57	<body>58	</body>59</html>`60	if err := ioutil.WriteFile(filepath.Join(out, "index.html"), []byte(indexhtml), 0600); err != nil {61		return err62	}63	goroot, err := runCmd(exec.Command("go", "env", "GOROOT"))...

instantiate

Using AI Code Generation

1import (2func main() {3	obj := js.Global.Get("Object").New()4	obj.Set("name", "John")5	fmt.Println(obj.Get("name"))6	fmt.Println(obj.Call("toString"))7}8import (9func main() {10	obj := js.Global.Get("Object").New()11	obj.Set("name", "John")12	fmt.Println(obj.Get("name"))13	fmt.Println(obj.Call("toString"))14}15import (16func main() {17	obj := js.Global.Get("Object").New()18	obj.Set("name", "John")19	fmt.Println(obj.Get("name"))20	fmt.Println(obj.Call("toString"))21}22import (

instantiate

Using AI Code Generation

1    func main() {2        js.Global().Get("MyClass").Call("instantiate", "Hello, World!")3    }4    func main() {5        js.Global().Get("MyClass").Call("instantiate", "Hello, World!", "Hello, World!")6    }7    func main() {8        js.Global().Get("MyClass").Call("instantiate", "Hello, World!", "Hello, World!", "Hello, World!")9    }10    func main() {11        js.Global().Get("MyClass").Call("instantiate", "Hello, World!", "Hello, World!", "Hello, World!", "Hello, World!")12    }13    func main() {14        js.Global().Get("MyClass").Call("instantiate", "Hello, World!", "Hello, World!", "Hello, World!", "Hello, World!", "Hello, World!")15    }16    func main() {17        js.Global().Get("MyClass").Call("instantiate", "Hello, World!", "Hello, World!", "Hello, World!", "Hello, World!", "Hello, World!", "Hello, World!")18    }19    func main() {20        js.Global().Get("MyClass").Call("ins

instantiate

Using AI Code Generation

1import (2func main() {3	js.Global().Get("document").Get("body").Get("innerHTML").Set("innerHTML", "Hello World")4	js.Global().Get("alert").Invoke("Hello World")5	fmt.Println(js.ValueOf("Hello World").String())6	fmt.Println(js.ValueOf(1).Int())7	fmt.Println(js.ValueOf(true).Bool())

instantiate

Using AI Code Generation

1var obj = new jsClass();2obj.method();3var jsClass = function() {4  this.method = function() {5    alert("I am the method of the class");6  }7}8var obj = new jsClass();9obj.method();10var obj = new jsClass();11obj.method();12var obj = new jsClass();13obj.method();14var obj = new jsClass();15obj.method();16var obj = new jsClass();17obj.method();18var obj = new jsClass();19obj.method();20var obj = new jsClass();21obj.method();

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