.config/coc/extensions/node_modules/coc-prettier/node_modules/core-js/modules/es.promise.finally.js

   1 'use strict';
   2 var $ = require('../internals/export');
   3 var IS_PURE = require('../internals/is-pure');
   4 var NativePromise = require('../internals/native-promise-constructor');
   5 var fails = require('../internals/fails');
   6 var getBuiltIn = require('../internals/get-built-in');
   7 var speciesConstructor = require('../internals/species-constructor');
   8 var promiseResolve = require('../internals/promise-resolve');
   9 var redefine = require('../internals/redefine');
  10
  11 // Safari bug https://bugs.webkit.org/show_bug.cgi?id=200829
  12 var NON_GENERIC = !!NativePromise && fails(function () {
  13   NativePromise.prototype['finally'].call({ then: function () { /* empty */ } }, function () { /* empty */ });
  14 });
  15
  16 // `Promise.prototype.finally` method
  17 // https://tc39.es/ecma262/#sec-promise.prototype.finally
  18 $({ target: 'Promise', proto: true, real: true, forced: NON_GENERIC }, {
  19   'finally': function (onFinally) {
  20     var C = speciesConstructor(this, getBuiltIn('Promise'));
  21     var isFunction = typeof onFinally == 'function';
  22     return this.then(
  23       isFunction ? function (x) {
  24         return promiseResolve(C, onFinally()).then(function () { return x; });
  25       } : onFinally,
  26       isFunction ? function (e) {
  27         return promiseResolve(C, onFinally()).then(function () { throw e; });
  28       } : onFinally
  29     );
  30   }
  31 });
  32
  33 // patch native Promise.prototype for native async functions
  34 if (!IS_PURE && typeof NativePromise == 'function' && !NativePromise.prototype['finally']) {
  35   redefine(NativePromise.prototype, 'finally', getBuiltIn('Promise').prototype['finally']);
  36 }