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K6
js
getJSModules

How to use getJSModules method of js Package

Best K6 code snippet using js.getJSModules

modules.go

Source:modules.go

1/*2 *3 * k6 - a next-generation load testing tool4 * Copyright (C) 2020 Load Impact5 *6 * This program is free software: you can redistribute it and/or modify7 * it under the terms of the GNU Affero General Public License as8 * published by the Free Software Foundation, either version 3 of the9 * License, or (at your option) any later version.10 *11 * This program is distributed in the hope that it will be useful,12 * but WITHOUT ANY WARRANTY; without even the implied warranty of13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the14 * GNU Affero General Public License for more details.15 *16 * You should have received a copy of the GNU Affero General Public License17 * along with this program.  If not, see <http://www.gnu.org/licenses/>.18 *19 */20package modules21import (22	"context"23	"fmt"24	"reflect"25	"strings"26	"sync"27	"github.com/dop251/goja"28	"go.k6.io/k6/js/common"29	"go.k6.io/k6/lib"30)31const extPrefix string = "k6/x/"32//nolint:gochecknoglobals33var (34	modules = make(map[string]interface{})35	mx      sync.RWMutex36)37// Register the given mod as an external JavaScript module that can be imported38// by name. The name must be unique across all registered modules and must be39// prefixed with "k6/x/", otherwise this function will panic.40func Register(name string, mod interface{}) {41	if !strings.HasPrefix(name, extPrefix) {42		panic(fmt.Errorf("external module names must be prefixed with '%s', tried to register: %s", extPrefix, name))43	}44	mx.Lock()45	defer mx.Unlock()46	if _, ok := modules[name]; ok {47		panic(fmt.Sprintf("module already registered: %s", name))48	}49	modules[name] = mod50}51// HasModuleInstancePerVU should be implemented by all native Golang modules that52// would require per-VU state. k6 will call their NewModuleInstancePerVU() methods53// every time a VU imports the module and use its result as the returned object.54type HasModuleInstancePerVU interface {55	NewModuleInstancePerVU() interface{}56}57// Module is the interface js modules should implement in order to get access to the VU58type Module interface {59	// NewModuleInstance will get modules.VU that should provide the module with a way to interact with the VU60	// This method will be called for *each* require/import and should return an unique instance for each call61	NewModuleInstance(VU) Instance62}63// GetJSModules returns a map of all registered js modules64func GetJSModules() map[string]interface{} {65	mx.Lock()66	defer mx.Unlock()67	result := make(map[string]interface{}, len(modules))68	for name, module := range modules {69		result[name] = module70	}71	return result72}73// Instance is what a module needs to return74type Instance interface {75	Exports() Exports76}77func getInterfaceMethods() []string {78	var t Instance79	T := reflect.TypeOf(&t).Elem()80	result := make([]string, T.NumMethod())81	for i := range result {82		result[i] = T.Method(i).Name83	}84	return result85}86// VU gives access to the currently executing VU to a module Instance87type VU interface {88	// Context return the context.Context about the current VU89	Context() context.Context90	// InitEnv returns common.InitEnvironment instance if present91	InitEnv() *common.InitEnvironment92	// State returns lib.State if any is present93	State() *lib.State94	// Runtime returns the goja.Runtime for the current VU95	Runtime() *goja.Runtime96}97// Exports is representation of ESM exports of a module98type Exports struct {99	// Default is what will be the `default` export of a module100	Default interface{}101	// Named is the named exports of a module102	Named map[string]interface{}103}...

getJSModules

Using AI Code Generation

1import (2func main() {3	js.Global().Set("getJSModules", js.FuncOf(getJSModules))4	select {}5}6func getJSModules(this js.Value, args []js.Value) interface{} {7	return js.Global().Get("jsModules")8}9import (10func main() {11	js.Global().Set("getGoModules", js.FuncOf(getGoModules))12	select {}13}14func getGoModules(this js.Value, args []js.Value) interface{} {15	return js.Global().Get("goModules")16}17import (18func main() {19	js.Global().Set("getModules", js.FuncOf(getModules))20	select {}21}22func getModules(this js.Value, args []js.Value) interface{} {23	fmt.Println(js.Global().Get("getJSModules").Invoke())24	fmt.Println(js.Global().Get("getGoModules").Invoke())25}26		getModules();

getJSModules

Using AI Code Generation

1import js2js.getJSModules()3import js4js.getJSModules()5import js6js.getJSModules()7import js8js.getJSModules()9import js10js.getJSModules()11import js12js.getJSModules()13import js14js.getJSModules()15import js16js.getJSModules()17import js18js.getJSModules()19import js20js.getJSModules()21import js22js.getJSModules()23import js24js.getJSModules()25import js26js.getJSModules()27import js28js.getJSModules()29import js30js.getJSModules()31import js32js.getJSModules()33import js34js.getJSModules()35import js36js.getJSModules()37import js38js.getJSModules()

getJSModules

Using AI Code Generation

1import (2func main() {3	vm := otto.New()4	vm.Run(`5		var js = require('js');6		var modules = js.getJSModules();7}8import (9func main() {10	vm := otto.New()11	vm.Run(`12		var js = require('js');13		var modules = js.getJSModules();14}15js.getcwd()16import (17func main() {18	vm := otto.New()19	vm.Run(`20		var js = require('js');21		var cwd = js.getcwd();22}23js.chdir(path)24import (25func main() {26	vm := otto.New()

getJSModules

Using AI Code Generation

1import (2func main() {3	vm := otto.New()4	vm.Run(`5		function test(){6			var a = 1;7			var b = 2;8			return a + b;9		}10	value, _ := vm.Get("test")11	fmt.Println(value)12}

getJSModules

Using AI Code Generation

1import (2func main() {3	vm := otto.New()4	js, err := vm.Get("js")5	if err != nil {6		log.Fatal(err)7	}8	jsModule, err := js.Object().Get("getJSModules")9	if err != nil {10		log.Fatal(err)11	}12	modules, err := jsModule.Call(jsModule)13	if err != nil {14		log.Fatal(err)15	}16	moduleNames, err := modules.Object().Get("names")17	if err != nil {18		log.Fatal(err)19	}20	fmt.Println(moduleNames.String())21}

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