massive update, probably broken
[dotfiles/.git] / .config / coc / extensions / node_modules / coc-prettier / node_modules / core-js / modules / esnext.async-iterator.flat-map.js
index 0613368ce395d93e7358e8edda410ee4cb1c4b1b..bfbc22e3546f12952fe216fbdb0ef2002eae9a8f 100644 (file)
@@ -1,20 +1,21 @@
 'use strict';
 // https://github.com/tc39/proposal-iterator-helpers
 var $ = require('../internals/export');
-var aFunction = require('../internals/a-function');
+var call = require('../internals/function-call');
+var aCallable = require('../internals/a-callable');
 var anObject = require('../internals/an-object');
 var createAsyncIteratorProxy = require('../internals/async-iterator-create-proxy');
-var getAsyncIteratorMethod = require('../internals/get-async-iterator-method');
+var getAsyncIterator = require('../internals/get-async-iterator');
 
-var AsyncIteratorProxy = createAsyncIteratorProxy(function (arg, Promise) {
+var AsyncIteratorProxy = createAsyncIteratorProxy(function (Promise) {
   var state = this;
   var mapper = state.mapper;
-  var innerIterator, iteratorMethod;
+  var innerIterator;
 
   return new Promise(function (resolve, reject) {
     var outerLoop = function () {
       try {
-        Promise.resolve(anObject(state.next.call(state.iterator, arg))).then(function (step) {
+        Promise.resolve(anObject(call(state.next, state.iterator))).then(function (step) {
           try {
             if (anObject(step).done) {
               state.done = true;
@@ -22,12 +23,9 @@ var AsyncIteratorProxy = createAsyncIteratorProxy(function (arg, Promise) {
             } else {
               Promise.resolve(mapper(step.value)).then(function (mapped) {
                 try {
-                  iteratorMethod = getAsyncIteratorMethod(mapped);
-                  if (iteratorMethod !== undefined) {
-                    state.innerIterator = innerIterator = anObject(iteratorMethod.call(mapped));
-                    state.innerNext = aFunction(innerIterator.next);
-                    return innerLoop();
-                  } reject(TypeError('.flatMap callback should return an iterable object'));
+                  state.innerIterator = innerIterator = getAsyncIterator(mapped);
+                  state.innerNext = aCallable(innerIterator.next);
+                  return innerLoop();
                 } catch (error2) { reject(error2); }
               }, reject);
             }
@@ -39,7 +37,7 @@ var AsyncIteratorProxy = createAsyncIteratorProxy(function (arg, Promise) {
     var innerLoop = function () {
       if (innerIterator = state.innerIterator) {
         try {
-          Promise.resolve(anObject(state.innerNext.call(innerIterator))).then(function (result) {
+          Promise.resolve(anObject(call(state.innerNext, innerIterator))).then(function (result) {
             try {
               if (anObject(result).done) {
                 state.innerIterator = state.innerNext = null;
@@ -59,7 +57,7 @@ $({ target: 'AsyncIterator', proto: true, real: true }, {
   flatMap: function flatMap(mapper) {
     return new AsyncIteratorProxy({
       iterator: anObject(this),
-      mapper: aFunction(mapper),
+      mapper: aCallable(mapper),
       innerIterator: null,
       innerNext: null
     });