'use strict'; var $ = require('../internals/export'); var globalThis = require('../internals/global-this'); var apply = require('../internals/function-apply'); var slice = require('../internals/array-slice'); var newPromiseCapabilityModule = require('../internals/new-promise-capability'); var aCallable = require('../internals/a-callable'); var perform = require('../internals/perform'); var Promise = globalThis.Promise; var ACCEPT_ARGUMENTS = false; // Avoiding the use of polyfills of the previous iteration of this proposal // that does not accept arguments of the callback var FORCED = !Promise || !Promise['try'] || perform(function () { Promise['try'](function (argument) { ACCEPT_ARGUMENTS = argument === 8; }, 8); }).error || !ACCEPT_ARGUMENTS; // `Promise.try` method // https://github.com/tc39/proposal-promise-try $({ target: 'Promise', stat: true, forced: FORCED }, { 'try': function (callbackfn /* , ...args */) { var args = arguments.length > 1 ? slice(arguments, 1) : []; var promiseCapability = newPromiseCapabilityModule.f(this); var result = perform(function () { return apply(aCallable(callbackfn), undefined, args); }); (result.error ? promiseCapability.reject : promiseCapability.resolve)(result.value); return promiseCapability.promise; } });