1 var isObject = require('../internals/is-object');
2 var createNonEnumerableProperty = require('../internals/create-non-enumerable-property');
4 // `InstallErrorCause` abstract operation
5 // https://tc39.es/proposal-error-cause/#sec-errorobjects-install-error-cause
6 module.exports = function (O, options) {
7 if (isObject(options) && 'cause' in options) {
8 createNonEnumerableProperty(O, 'cause', options.cause);