1 | 'use strict';
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2 | var $ = require('../internals/export');
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3 | var tryNodeRequire = require('../internals/try-node-require');
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4 | var getBuiltIn = require('../internals/get-built-in');
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5 | var fails = require('../internals/fails');
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6 | var create = require('../internals/object-create');
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7 | var createPropertyDescriptor = require('../internals/create-property-descriptor');
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8 | var defineProperty = require('../internals/object-define-property').f;
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9 | var defineBuiltIn = require('../internals/define-built-in');
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10 | var defineBuiltInAccessor = require('../internals/define-built-in-accessor');
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11 | var hasOwn = require('../internals/has-own-property');
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12 | var anInstance = require('../internals/an-instance');
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13 | var anObject = require('../internals/an-object');
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14 | var errorToString = require('../internals/error-to-string');
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15 | var normalizeStringArgument = require('../internals/normalize-string-argument');
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16 | var DOMExceptionConstants = require('../internals/dom-exception-constants');
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17 | var clearErrorStack = require('../internals/error-stack-clear');
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18 | var InternalStateModule = require('../internals/internal-state');
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19 | var DESCRIPTORS = require('../internals/descriptors');
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20 | var IS_PURE = require('../internals/is-pure');
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21 |
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22 | var DOM_EXCEPTION = 'DOMException';
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23 | var DATA_CLONE_ERR = 'DATA_CLONE_ERR';
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24 | var Error = getBuiltIn('Error');
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25 |
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26 | var NativeDOMException = getBuiltIn(DOM_EXCEPTION) || (function () {
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27 | try {
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28 |
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29 | var MessageChannel = getBuiltIn('MessageChannel') || tryNodeRequire('worker_threads').MessageChannel;
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30 |
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31 | new MessageChannel().port1.postMessage(new WeakMap());
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32 | } catch (error) {
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33 | if (error.name === DATA_CLONE_ERR && error.code === 25) return error.constructor;
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34 | }
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35 | })();
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36 | var NativeDOMExceptionPrototype = NativeDOMException && NativeDOMException.prototype;
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37 | var ErrorPrototype = Error.prototype;
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38 | var setInternalState = InternalStateModule.set;
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39 | var getInternalState = InternalStateModule.getterFor(DOM_EXCEPTION);
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40 | var HAS_STACK = 'stack' in new Error(DOM_EXCEPTION);
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41 |
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42 | var codeFor = function (name) {
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43 | return hasOwn(DOMExceptionConstants, name) && DOMExceptionConstants[name].m ? DOMExceptionConstants[name].c : 0;
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44 | };
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45 |
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46 | var $DOMException = function DOMException() {
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47 | anInstance(this, DOMExceptionPrototype);
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48 | var argumentsLength = arguments.length;
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49 | var message = normalizeStringArgument(argumentsLength < 1 ? undefined : arguments[0]);
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50 | var name = normalizeStringArgument(argumentsLength < 2 ? undefined : arguments[1], 'Error');
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51 | var code = codeFor(name);
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52 | setInternalState(this, {
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53 | type: DOM_EXCEPTION,
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54 | name: name,
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55 | message: message,
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56 | code: code
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57 | });
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58 | if (!DESCRIPTORS) {
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59 | this.name = name;
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60 | this.message = message;
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61 | this.code = code;
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62 | }
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63 | if (HAS_STACK) {
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64 | var error = new Error(message);
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65 | error.name = DOM_EXCEPTION;
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66 | defineProperty(this, 'stack', createPropertyDescriptor(1, clearErrorStack(error.stack, 1)));
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67 | }
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68 | };
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69 |
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70 | var DOMExceptionPrototype = $DOMException.prototype = create(ErrorPrototype);
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71 |
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72 | var createGetterDescriptor = function (get) {
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73 | return { enumerable: true, configurable: true, get: get };
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74 | };
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75 |
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76 | var getterFor = function (key) {
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77 | return createGetterDescriptor(function () {
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78 | return getInternalState(this)[key];
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79 | });
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80 | };
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81 |
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82 | if (DESCRIPTORS) {
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83 |
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84 | defineBuiltInAccessor(DOMExceptionPrototype, 'code', getterFor('code'));
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85 |
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86 | defineBuiltInAccessor(DOMExceptionPrototype, 'message', getterFor('message'));
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87 |
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88 | defineBuiltInAccessor(DOMExceptionPrototype, 'name', getterFor('name'));
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89 | }
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90 |
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91 | defineProperty(DOMExceptionPrototype, 'constructor', createPropertyDescriptor(1, $DOMException));
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92 |
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93 |
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94 | var INCORRECT_CONSTRUCTOR = fails(function () {
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95 | return !(new NativeDOMException() instanceof Error);
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96 | });
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97 |
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98 |
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99 | var INCORRECT_TO_STRING = INCORRECT_CONSTRUCTOR || fails(function () {
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100 | return ErrorPrototype.toString !== errorToString || String(new NativeDOMException(1, 2)) !== '2: 1';
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101 | });
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102 |
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103 |
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104 | var INCORRECT_CODE = INCORRECT_CONSTRUCTOR || fails(function () {
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105 | return new NativeDOMException(1, 'DataCloneError').code !== 25;
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106 | });
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107 |
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108 |
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109 | var MISSED_CONSTANTS = INCORRECT_CONSTRUCTOR
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110 | || NativeDOMException[DATA_CLONE_ERR] !== 25
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111 | || NativeDOMExceptionPrototype[DATA_CLONE_ERR] !== 25;
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112 |
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113 | var FORCED_CONSTRUCTOR = IS_PURE ? INCORRECT_TO_STRING || INCORRECT_CODE || MISSED_CONSTANTS : INCORRECT_CONSTRUCTOR;
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114 |
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115 |
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116 |
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117 | $({ global: true, constructor: true, forced: FORCED_CONSTRUCTOR }, {
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118 | DOMException: FORCED_CONSTRUCTOR ? $DOMException : NativeDOMException
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119 | });
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120 |
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121 | var PolyfilledDOMException = getBuiltIn(DOM_EXCEPTION);
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122 | var PolyfilledDOMExceptionPrototype = PolyfilledDOMException.prototype;
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123 |
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124 | if (INCORRECT_TO_STRING && (IS_PURE || NativeDOMException === PolyfilledDOMException)) {
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125 | defineBuiltIn(PolyfilledDOMExceptionPrototype, 'toString', errorToString);
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126 | }
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127 |
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128 | if (INCORRECT_CODE && DESCRIPTORS && NativeDOMException === PolyfilledDOMException) {
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129 | defineBuiltInAccessor(PolyfilledDOMExceptionPrototype, 'code', createGetterDescriptor(function () {
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130 | return codeFor(anObject(this).name);
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131 | }));
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132 | }
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133 |
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134 |
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135 | for (var key in DOMExceptionConstants) if (hasOwn(DOMExceptionConstants, key)) {
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136 | var constant = DOMExceptionConstants[key];
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137 | var constantName = constant.s;
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138 | var descriptor = createPropertyDescriptor(6, constant.c);
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139 | if (!hasOwn(PolyfilledDOMException, constantName)) {
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140 | defineProperty(PolyfilledDOMException, constantName, descriptor);
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141 | }
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142 | if (!hasOwn(PolyfilledDOMExceptionPrototype, constantName)) {
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143 | defineProperty(PolyfilledDOMExceptionPrototype, constantName, descriptor);
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144 | }
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145 | }
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