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ToDateString.js « 2018 « es-abstract « node_modules - github.com/npm/cli.git - Unnamed repository; edit this file 'description' to name the repository.
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'use strict';

var GetIntrinsic = require('../GetIntrinsic');

var $TypeError = GetIntrinsic('%TypeError%');
var $Date = GetIntrinsic('%Date%');

var $isNaN = require('../helpers/isNaN');

var Type = require('./Type');

// https://ecma-international.org/ecma-262/6.0/#sec-todatestring

module.exports = function ToDateString(tv) {
	if (Type(tv) !== 'Number') {
		throw new $TypeError('Assertion failed: `tv` must be a Number');
	}
	if ($isNaN(tv)) {
		return 'Invalid Date';
	}
	return $Date(tv);
};