How to use isConstructor method in wpt

Best JavaScript code snippet using wpt

464d5d8e5aedf2a5497361695b80a93d.js

Source:464d5d8e5aedf2a5497361695b80a93d.js Github

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1function assert(x) {2 if (!x)3 throw Error("Bad");4}5let isConstructor = createBuiltin("(function(c) { return @isConstructor(c); })");6// Functions.7assert(isConstructor(assert));8assert(isConstructor(class{}));9assert(isConstructor(function(){}));10// Proxy functions.11assert(isConstructor(new Proxy(assert, {})));12assert(isConstructor(new Proxy(class{}, {})));13assert(isConstructor(new Proxy(function(){}, {})));14// Bound functions.15assert(isConstructor(assert.bind(null), {}));16assert(isConstructor((class{}).bind(null), {}));17assert(isConstructor(function(){}.bind(null), {}));18// Builtin constructors.19assert(isConstructor(Array));20assert(isConstructor(ArrayBuffer));21assert(isConstructor(Boolean));22assert(isConstructor(Date));23assert(isConstructor(Error));24assert(isConstructor(Function));25assert(isConstructor(Map));26assert(isConstructor(Number));27assert(isConstructor(Object));28assert(isConstructor(Promise));29assert(isConstructor(Proxy));30assert(isConstructor(RegExp));31assert(isConstructor(Set));32assert(isConstructor(String));33assert(isConstructor(WeakMap));34assert(isConstructor(WeakSet));35// Non-function values.36assert(!isConstructor(undefined));37assert(!isConstructor(null));38assert(!isConstructor(true));39assert(!isConstructor(false));40assert(!isConstructor(0));41assert(!isConstructor(1));42assert(!isConstructor(1.1));43assert(!isConstructor(-1));44assert(!isConstructor(Date.now()));45assert(!isConstructor(new Date));46assert(!isConstructor(Infinity));47assert(!isConstructor(NaN));48assert(!isConstructor(""));49assert(!isConstructor("test"));50assert(!isConstructor([]));51assert(!isConstructor({}));52assert(!isConstructor(/regex/));53assert(!isConstructor(Math));54assert(!isConstructor(JSON));55assert(!isConstructor(Symbol()));56assert(!isConstructor(new Error));57assert(!isConstructor(new Proxy({}, {})));58assert(!isConstructor(Array.prototype));59// Symbol is not a constructor.60assert(!isConstructor(Symbol));61// Getters / setters are not constructors.62assert(!isConstructor(Object.getOwnPropertyDescriptor({get f(){}}, "f").get));63assert(!isConstructor(Object.getOwnPropertyDescriptor({set f(x){}}, "f").set));64// Arrow functions are not constructors.65assert(!isConstructor(()=>{}));66// Generators are not constructors.67assert(!isConstructor(function*(){}));68// Native builtins are not constructors.69assert(!isConstructor(isConstructor));70// https://tc39.github.io/ecma262/#sec-built-in-function-objects71// Built-in function objects that are not identified as constructors do not72// implement the [[Construct]] internal method unless otherwise specified in73// the description of a particular function.74assert(!isConstructor(Array.of));75assert(!isConstructor(Object.getOwnPropertyDescriptor));76assert(!isConstructor(Date.now));77assert(!isConstructor(Math.cos));78assert(!isConstructor(JSON.stringify));79assert(!isConstructor(Promise.all));80assert(!isConstructor(Symbol.for));81assert(!isConstructor(Array.prototype.push));82// Proxy and bound functions carry forward non-constructor-ness.83assert(!isConstructor(new Proxy(Symbol, {})));84assert(!isConstructor(new Proxy(Math.cos, {})));85assert(!isConstructor(Symbol.bind(null)));...

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is-constructor.js

Source:is-constructor.js Github

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1function assert(x) {2 if (!x)3 throw Error("Bad");4}5let isConstructor = createBuiltin("(function(c) { return @isConstructor(c); })");6// Functions.7assert(isConstructor(assert));8assert(isConstructor(class{}));9assert(isConstructor(function(){}));10// Proxy functions.11assert(isConstructor(new Proxy(assert, {})));12assert(isConstructor(new Proxy(class{}, {})));13assert(isConstructor(new Proxy(function(){}, {})));14// Bound functions.15assert(isConstructor(assert.bind(null), {}));16assert(isConstructor((class{}).bind(null), {}));17assert(isConstructor(function(){}.bind(null), {}));18// Builtin constructors.19assert(isConstructor(Array));20assert(isConstructor(ArrayBuffer));21assert(isConstructor(Boolean));22assert(isConstructor(Date));23assert(isConstructor(Error));24assert(isConstructor(Function));25assert(isConstructor(Map));26assert(isConstructor(Number));27assert(isConstructor(Object));28assert(isConstructor(Promise));29assert(isConstructor(Proxy));30assert(isConstructor(RegExp));31assert(isConstructor(Set));32assert(isConstructor(String));33assert(isConstructor(WeakMap));34assert(isConstructor(WeakSet));35// Non-function values.36assert(!isConstructor(undefined));37assert(!isConstructor(null));38assert(!isConstructor(true));39assert(!isConstructor(false));40assert(!isConstructor(0));41assert(!isConstructor(1));42assert(!isConstructor(1.1));43assert(!isConstructor(-1));44assert(!isConstructor(Date.now()));45assert(!isConstructor(new Date));46assert(!isConstructor(Infinity));47assert(!isConstructor(NaN));48assert(!isConstructor(""));49assert(!isConstructor("test"));50assert(!isConstructor([]));51assert(!isConstructor({}));52assert(!isConstructor(/regex/));53assert(!isConstructor(Math));54assert(!isConstructor(JSON));55assert(!isConstructor(Symbol()));56assert(!isConstructor(new Error));57assert(!isConstructor(new Proxy({}, {})));58assert(!isConstructor(Array.prototype));59// Symbol is not a constructor.60assert(!isConstructor(Symbol));61// Getters / setters are not constructors.62assert(!isConstructor(Object.getOwnPropertyDescriptor({get f(){}}, "f").get));63assert(!isConstructor(Object.getOwnPropertyDescriptor({set f(x){}}, "f").set));64// Arrow functions are not constructors.65assert(!isConstructor(()=>{}));66// Generators are not constructors.67assert(!isConstructor(function*(){}));68// Native builtins are not constructors.69assert(!isConstructor(isConstructor));70// https://tc39.github.io/ecma262/#sec-built-in-function-objects71// Built-in function objects that are not identified as constructors do not72// implement the [[Construct]] internal method unless otherwise specified in73// the description of a particular function.74assert(!isConstructor(Array.of));75assert(!isConstructor(Object.getOwnPropertyDescriptor));76assert(!isConstructor(Date.now));77assert(!isConstructor(Math.cos));78assert(!isConstructor(JSON.stringify));79assert(!isConstructor(Promise.all));80assert(!isConstructor(Symbol.for));81assert(!isConstructor(Array.prototype.push));82// Proxy and bound functions carry forward non-constructor-ness.83assert(!isConstructor(new Proxy(Symbol, {})));84assert(!isConstructor(new Proxy(Math.cos, {})));85assert(!isConstructor(Symbol.bind(null)));...

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Using AI Code Generation

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1var wpt = require('webpage');2console.log(wpt.isConstructor(wpt));3var webserver = require('webserver');4console.log(webserver.isConstructor(webserver));5var webpage = require('webpage');6console.log(webpage.isConstructor(webpage));7var webserver = require('webserver');8console.log(webserver.isConstructor(webserver));9var webpage = require('webpage');10console.log(webpage.isConstructor(webpage));11var webserver = require('webserver');12console.log(webserver.isConstructor(webserver));13var webpage = require('webpage');14console.log(webpage.isConstructor(webpage));15var webserver = require('webserver');16console.log(webserver.isConstructor(webserver));17var webpage = require('webpage');18console.log(webpage.isConstructor(webpage));19var webserver = require('webserver');20console.log(webserver.isConstructor(webserver));21var webpage = require('webpage');22console.log(webpage.isConstructor(webpage));23var webserver = require('webserver');24console.log(webserver.isConstructor(webserver));25var webpage = require('webpage');26console.log(webpage.isConstructor(webpage));27var webserver = require('webserver');28console.log(webserver.isConstructor(webserver));29var webpage = require('webpage');30console.log(webpage.isConstructor(webpage));31var webserver = require('webserver');32console.log(webserver.isConstructor(webserver));33var webpage = require('webpage');34console.log(webpage.isConstructor(webpage));

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Using AI Code Generation

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1'use strict';2const common = require('../../common.js');3const wpt = require('wpt');4const bench = common.createBenchmark(main, {5});6function main({ n }) {7 bench.start();8 for (let i = 0; i < n; i++) {9 wpt.isConstructor(() => {});10 }11 bench.end(n);12}13'use strict';14const common = require('../../common.js');15const util = require('util');16const bench = common.createBenchmark(main, {17});18function main({ n }) {19 bench.start();20 for (let i = 0; i < n; i++) {21 util.types.isConstructor(() => {});22 }23 bench.end(n);24}25'use strict';26const common = require('../../common.js');27const util = require('util');28const bench = common.createBenchmark(main, {29});30function main({ n }) {31 bench.start();32 for (let i = 0; i < n; i++) {33 util.types.isConstructor(() => {});34 }35 bench.end(n);36}37'use strict';38const common = require('../../common.js');39const util = require('util');40const bench = common.createBenchmark(main, {41});42function main({ n }) {43 bench.start();44 for (let i = 0; i < n; i++) {45 util.types.isConstructor(() => {});46 }47 bench.end(n);48}49'use strict';50const common = require('../../common.js');51const util = require('util');52const bench = common.createBenchmark(main, {53});54function main({ n }) {55 bench.start();56 for (let i = 0; i < n; i++) {57 util.types.isConstructor(() => {});58 }59 bench.end(n);60}61'use strict';62const common = require('../../common.js');63const util = require('util');64const bench = common.createBenchmark(main, {

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Using AI Code Generation

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1var wpt = require('wpt');2var assert = require('assert');3var isConstructor = wpt.isConstructor;4assert.strictEqual(isConstructor(Object), true);5assert.strictEqual(isConstructor(function(){}), true);6assert.strictEqual(isConstructor(Array), true);7assert.strictEqual(isConstructor(String), true);8assert.strictEqual(isConstructor(Number), true);9assert.strictEqual(isConstructor(Boolean), true);10assert.strictEqual(isConstructor(RegExp), true);11assert.strictEqual(isConstructor(Error), true);12assert.strictEqual(isConstructor(Date), true);13assert.strictEqual(isConstructor(Map), true);14assert.strictEqual(isConstructor(Set), true);15assert.strictEqual(isConstructor(WeakMap), true);16assert.strictEqual(isConstructor(WeakSet), true);17assert.strictEqual(isConstructor(Promise), true);18assert.strictEqual(isConstructor(Symbol), true);19assert.strictEqual(isConstructor(function*(){}), true);20assert.strictEqual(isConstructor(Int8Array), true);21assert.strictEqual(isConstructor(Uint8Array), true);22assert.strictEqual(isConstructor(Uint8ClampedArray), true);23assert.strictEqual(isConstructor(Int16Array), true);24assert.strictEqual(isConstructor(Uint16Array), true);25assert.strictEqual(isConstructor(Int32Array), true);26assert.strictEqual(isConstructor(Uint32Array), true);27assert.strictEqual(isConstructor(Float32Array), true);28assert.strictEqual(isConstructor(Float64Array), true);29assert.strictEqual(isConstructor(ArrayBuffer), true);30assert.strictEqual(isConstructor(Intl.Collator), true);31assert.strictEqual(isConstructor(Intl.DateTimeFormat), true);32assert.strictEqual(isConstructor(Intl.NumberFormat), true);33assert.strictEqual(isConstructor(Intl.PluralRules), true);34assert.strictEqual(isConstructor(Intl.RelativeTimeFormat), true);35assert.strictEqual(isConstructor(Reflect), true);36assert.strictEqual(isConstructor(Proxy), true);37assert.strictEqual(isConstructor(Math), true);38assert.strictEqual(isConstructor(JSON), true);39assert.strictEqual(isConstructor(Atomics), true);40assert.strictEqual(isConstructor(SharedArrayBuffer), true);41assert.strictEqual(isConstructor(WebAssembly), true);42assert.strictEqual(isConstructor(Intl), true);43assert.strictEqual(isConstructor(Reflect), true);44assert.strictEqual(isConstructor(Proxy), true);45assert.strictEqual(isConstructor(new Object()), false);46assert.strictEqual(isConstructor(new Array()), false);47assert.strictEqual(isConstructor(new String()), false);48assert.strictEqual(isConstructor(new Number()), false);49assert.strictEqual(isConstructor(new Boolean()), false);50assert.strictEqual(isConstructor(new RegExp()), false);51assert.strictEqual(isConstructor(new Error()), false);52assert.strictEqual(isConstructor(new Date()), false);53assert.strictEqual(isConstructor(new Map()),

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Using AI Code Generation

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1var wpt = require('webpage');2var page = wpt.create();3page.open(url, function (status) {4 if (status === 'success') {5 var title = page.evaluate(function () {6 return document.title;7 });8 console.log('Page title is ' + title);9 if (wpt.isConstructor(page)) {10 console.log('page is a constructor');11 }12 }13 phantom.exit();14});15var wpt = require('webpage');16var page = wpt.create();17page.open(url, function (status) {18 if (status === 'success') {19 var title = page.evaluate(function () {20 return document.title;21 });22 console.log('Page title is ' + title);23 if (wpt.isConstructor(page)) {24 console.log('page is a constructor');25 }26 }27 phantom.exit();28});29Error: TypeError: 'undefined' is not a function (evaluating 'wpt.isConstructor(page)') in test.js at line 1530var wpt = require('webpage');31var page = wpt.create();32page.open(url, function (status) {33 if (status === 'success') {34 var title = page.evaluate(function () {35 return document.title;36 });37 console.log('Page title is ' + title);38 if (wpt.isConstructor(page)) {39 console.log('page is a constructor');40 }41 }42 phantom.exit();43});

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Using AI Code Generation

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1var isConstructor = wpt.isConstructor;2var isConstructor = wpt.isConstructor;3var isConstructor = wpt.isConstructor;4var isConstructor = wpt.isConstructor;5function isConstructor(obj) {6 try {7 new obj();8 } catch (e) {9 return false;10 }11 return true;12}13var isConstructor = wpt.isConstructor;14var isConstructor = wpt.isConstructor;15function isConstructor(obj) {16 try {17 new obj();18 } catch (e) {19 return false;20 }21 return true;22}23var isConstructor = wpt.isConstructor;24var isConstructor = wpt.isConstructor;25function isConstructor(obj) {26 try {27 new obj();28 } catch (e) {29 return false;30 }31 return true;32}33var isConstructor = wpt.isConstructor;34var isConstructor = wpt.isConstructor;35function isConstructor(obj) {36 try {37 new obj();38 } catch (e) {39 return false;40 }41 return true;42}43var isConstructor = wpt.isConstructor;44var isConstructor = wpt.isConstructor;45function isConstructor(obj) {46 try {47 new obj();48 } catch (e) {49 return false;50 }51 return true;52}53var isConstructor = wpt.isConstructor;54var isConstructor = wpt.isConstructor;55function isConstructor(obj) {56 try {57 new obj();58 } catch (e) {59 return false;60 }61 return true;62}63var isConstructor = wpt.isConstructor;64var isConstructor = wpt.isConstructor;65function isConstructor(obj) {66 try {67 new obj();68 } catch (e) {69 return false;70 }71 return true;72}73var isConstructor = wpt.isConstructor;74var isConstructor = wpt.isConstructor;75function isConstructor(obj) {76 try {77 new obj();78 } catch (e) {79 return false;80 }81 return true;82}83var isConstructor = wpt.isConstructor;84var isConstructor = wpt.isConstructor;85function isConstructor(obj) {86 try {87 new obj();88 } catch (e) {89 return false;90 }91 return true;92}93var isConstructor = wpt.isConstructor;94var isConstructor = wpt.isConstructor;95function isConstructor(obj) {96 try {

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Using AI Code Generation

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1var wptoolkit = require('wptoolkit');2var isConstructor = wptoolkit.isConstructor;3function Person(name) {4 this.name = name;5}6var person = new Person("John");7var wptoolkit = require('wptoolkit');8var isConstructor = wptoolkit.isConstructor;9function Person(name) {10 this.name = name;11}12var person = new Person("John");13var wptoolkit = require('wptoolkit');14var isConstructor = wptoolkit.isConstructor;15function Person(name) {16 this.name = name;17}18var person = new Person("John");19var wptoolkit = require('wptoolkit');20var isConstructor = wptoolkit.isConstructor;21function Person(name) {22 this.name = name;23}24var person = new Person("John");25var wptoolkit = require('wptoolkit');26var isConstructor = wptoolkit.isConstructor;27function Person(name) {28 this.name = name;29}30var person = new Person("John");31var wptoolkit = require('wptoolkit');32var isConstructor = wptoolkit.isConstructor;33function Person(name) {34 this.name = name;35}36var person = new Person("John");37var wptoolkit = require('wpt

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Using AI Code Generation

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1var wpt = require('web-platform-test');2var assert = require('assert');3var isConstructor = wpt.isConstructor;4function test() {}5assert(isConstructor(test) === true);6assert(isConstructor(null) === false);7assert(isConstructor(undefined) === false);8assert(isConstructor(1) === false);9assert(isConstructor({}) === false);10assert(isConstructor([]) === false);11assert(isConstructor(/a/g) === false);12assert(isConstructor(new Date()) === false);13assert(isConstructor(new Error()) === false);14assert(isConstructor(new Number(1)) === false);15assert(isConstructor(new Boolean(false)) === false);16assert(isConstructor(new String('a')) === false);17assert(isConstructor(new RegExp('a')) === false);18assert(isConstructor(new Array(1)) === false);19assert(isConstructor(new ArrayBuffer(1)) === false);20assert(isConstructor(new DataView(new ArrayBuffer(1))) === false);21assert(isConstructor(new Float32Array(1)) === false);22assert(isConstructor(new Float64Array(1)) === false);23assert(isConstructor(new Int8Array(1)) === false);24assert(isConstructor(new Int16Array(1)) === false);25assert(isConstructor(new Int32Array(1)) === false);26assert(isConstructor(new Uint8Array(1)) === false);27assert(isConstructor(new Uint16Array(1)) === false);28assert(isConstructor(new Uint32Array(1)) === false);29assert(isConstructor(new Uint8ClampedArray(1)) === false);30assert(isConstructor(new Map()) === false);31assert(isConstructor(new Set()) === false);32assert(isConstructor(new WeakMap()) === false);33assert(isConstructor(new WeakSet()) === false);34assert(isConstructor(new Promise(() => {})) === false);35assert(isConstructor(new Proxy({}, {})) === false);36assert(isConstructor(new Symbol()) === false);37assert(isConstructor(Object.create(null)) === false);38assert(isConstructor(Object.create({})) === false);39assert(isConstructor(Object.create(function() {})) === false);40assert(isConstructor(Object.create(test)) === false);41assert(isConstructor(Object.create(null, {prop: {value: 42}})) === false);42assert(isConstructor(Object.create({}, {prop: {value: 42}})) === false);43assert(isConstructor(Object.create(function() {}, {prop: {value: 42}})) === false);44assert(isConstructor(Object.create(test, {prop: {value: 42}})) === false);45assert(is

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Using AI Code Generation

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1var assert = require('assert');2var wpt = require('webpage-test');3var isConstructor = wpt.isConstructor;4assert.ok(isConstructor(function(){}), 'function is a constructor');5assert.ok(isConstructor(Date), 'Date is a constructor');6assert.ok(isConstructor(new Date()), 'Date instance is a constructor');7assert.ok(isConstructor(new Function()), 'Function instance is a constructor');8assert.ok(isConstructor(new Object()), 'Object instance is a constructor');9assert.ok(isConstructor(new Array()), 'Array instance is a constructor');10assert.ok(isConstructor(new RegExp()), 'RegExp instance is a constructor');11assert.ok(isConstructor(new String()), 'String instance is a constructor');12assert.ok(isConstructor(new Number()), 'Number instance is a constructor');13assert.ok(isConstructor(new Boolean()), 'Boolean instance is a constructor');14assert.ok(!isConstructor({}), 'Object is not a constructor');15assert.ok(!isConstructor([]), 'Array is not a constructor');16assert.ok(!isConstructor(/./), 'RegExp is not a constructor');17assert.ok(!isConstructor(''), 'String is not a constructor');18assert.ok(!isConstructor(1), 'Number is not a constructor');19assert.ok(!isConstructor(true), 'Boolean is not a constructor');20assert.ok(!isConstructor(null), 'null is not a constructor');21assert.ok(!isConstructor(undefined), 'undefined is not a constructor');22assert.ok(!isConstructor('function(){}'), 'String is not a constructor');23assert.ok(!isConstructor(1), 'Number is not a constructor');24assert.ok(!isConstructor(true), 'Boolean is not a constructor');25assert.ok(!isConstructor(null), 'null is not a constructor');26assert.ok(!isConstructor(undefined), 'undefined is not a constructor');27assert.ok(!isConstructor('function(){}'), 'String is not a constructor');28assert.ok(!isConstructor(1), 'Number is not a constructor');29assert.ok(!isConstructor(true), 'Boolean is not a constructor');30assert.ok(!isConstructor(null), 'null is not a constructor');31assert.ok(!isConstructor(undefined), 'undefined is not a constructor');32assert.ok(!isConstructor('function(){}'), 'String is not a constructor');33assert.ok(!isConstructor(1), 'Number is not a constructor');34assert.ok(!isConstructor(true), 'Boolean is not a constructor');35assert.ok(!isConstructor(null), 'null is not a constructor');36assert.ok(!isConstructor(undefined), 'undefined is not a

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