es.aggregate-error.constructor.js
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es.aggregate-error.constructor.js
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	'use strict';
	var $ = require('../internals/export');
	var isPrototypeOf = require('../internals/object-is-prototype-of');
	var getPrototypeOf = require('../internals/object-get-prototype-of');
	var setPrototypeOf = require('../internals/object-set-prototype-of');
	var copyConstructorProperties = require('../internals/copy-constructor-properties');
	var create = require('../internals/object-create');
	var createNonEnumerableProperty = require('../internals/create-non-enumerable-property');
	var createPropertyDescriptor = require('../internals/create-property-descriptor');
	var clearErrorStack = require('../internals/clear-error-stack');
	var installErrorCause = require('../internals/install-error-cause');
	var iterate = require('../internals/iterate');
	var normalizeStringArgument = require('../internals/normalize-string-argument');
	var wellKnownSymbol = require('../internals/well-known-symbol');
	var ERROR_STACK_INSTALLABLE = require('../internals/error-stack-installable');

	var TO_STRING_TAG = wellKnownSymbol('toStringTag');
	var $Error = Error;
	var push = [].push;

	var $AggregateError = function AggregateError(errors, message /* , options */) {
	var options = arguments.length > 2 ? arguments[2] : undefined;
	var isInstance = isPrototypeOf(AggregateErrorPrototype, this);
	var that;
	if (setPrototypeOf) {
	that = setPrototypeOf(new $Error(), isInstance ? getPrototypeOf(this) : AggregateErrorPrototype);
	} else {
	that = isInstance ? this : create(AggregateErrorPrototype);
	createNonEnumerableProperty(that, TO_STRING_TAG, 'Error');
	}
	if (message !== undefined) createNonEnumerableProperty(that, 'message', normalizeStringArgument(message));
	if (ERROR_STACK_INSTALLABLE) createNonEnumerableProperty(that, 'stack', clearErrorStack(that.stack, 1));
	installErrorCause(that, options);
	var errorsArray = [];
	iterate(errors, push, { that: errorsArray });
	createNonEnumerableProperty(that, 'errors', errorsArray);
	return that;
	};

	if (setPrototypeOf) setPrototypeOf($AggregateError, $Error);
	else copyConstructorProperties($AggregateError, $Error, { name: true });

	var AggregateErrorPrototype = $AggregateError.prototype = create($Error.prototype, {
	constructor: createPropertyDescriptor(1, $AggregateError),
	message: createPropertyDescriptor(1, ''),
	name: createPropertyDescriptor(1, 'AggregateError')
	});

	// `AggregateError` constructor
	// https://tc39.es/ecma262/#sec-aggregate-error-constructor
	$({ global: true, constructor: true, arity: 2 }, {
	AggregateError: $AggregateError
	});

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