hexo/node_modules/core-js/library/modules/es7.promise.finally.js

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2023-10-03 11:14:36 +08:00
// https://github.com/tc39/proposal-promise-finally
'use strict';
var $export = require('./_export');
var core = require('./_core');
var global = require('./_global');
var speciesConstructor = require('./_species-constructor');
var promiseResolve = require('./_promise-resolve');
$export($export.P + $export.R, 'Promise', { 'finally': function (onFinally) {
var C = speciesConstructor(this, core.Promise || global.Promise);
var isFunction = typeof onFinally == 'function';
return this.then(
isFunction ? function (x) {
return promiseResolve(C, onFinally()).then(function () { return x; });
} : onFinally,
isFunction ? function (e) {
return promiseResolve(C, onFinally()).then(function () { throw e; });
} : onFinally
);
} });