Strict mode Passingnon-Strict mode Passing
Features:
- Symbol
// Copyright (C) 2017 Aleksey Shvayka. All rights reserved. // This code is governed by the BSD license found in the LICENSE file. /*--- esid: sec-get-regexp.prototype.flags description: A TypeError is thrown when the `this` value is not an Object info: | 1. Let R be the this value. 2. If Type(R) is not Object, throw a TypeError exception. features: [Symbol] ---*/ var get = Object.getOwnPropertyDescriptor(RegExp.prototype, 'flags').get; assert.throws(TypeError, function() { get.call(undefined); }, 'undefined'); assert.throws(TypeError, function() { get.call(null); }, 'null'); assert.throws(TypeError, function() { get.call(4); }, 'number'); assert.throws(TypeError, function() { get.call('string'); }, 'string'); assert.throws(TypeError, function() { get.call(false); }, 'boolean'); assert.throws(TypeError, function() { get.call(Symbol()); }, 'symbol'); assert.throws(TypeError, function() { get.call(4n); }, 'bigint');