.config/coc/extensions/node_modules/coc-prettier/node_modules/rxjs/internal/observable/forkJoin.js

   1 "use strict";
   2 Object.defineProperty(exports, "__esModule", { value: true });
   3 var Observable_1 = require("../Observable");
   4 var isArray_1 = require("../util/isArray");
   5 var map_1 = require("../operators/map");
   6 var isObject_1 = require("../util/isObject");
   7 var from_1 = require("./from");
   8 function forkJoin() {
   9     var sources = [];
  10     for (var _i = 0; _i < arguments.length; _i++) {
  11         sources[_i] = arguments[_i];
  12     }
  13     if (sources.length === 1) {
  14         var first_1 = sources[0];
  15         if (isArray_1.isArray(first_1)) {
  16             return forkJoinInternal(first_1, null);
  17         }
  18         if (isObject_1.isObject(first_1) && Object.getPrototypeOf(first_1) === Object.prototype) {
  19             var keys = Object.keys(first_1);
  20             return forkJoinInternal(keys.map(function (key) { return first_1[key]; }), keys);
  21         }
  22     }
  23     if (typeof sources[sources.length - 1] === 'function') {
  24         var resultSelector_1 = sources.pop();
  25         sources = (sources.length === 1 && isArray_1.isArray(sources[0])) ? sources[0] : sources;
  26         return forkJoinInternal(sources, null).pipe(map_1.map(function (args) { return resultSelector_1.apply(void 0, args); }));
  27     }
  28     return forkJoinInternal(sources, null);
  29 }
  30 exports.forkJoin = forkJoin;
  31 function forkJoinInternal(sources, keys) {
  32     return new Observable_1.Observable(function (subscriber) {
  33         var len = sources.length;
  34         if (len === 0) {
  35             subscriber.complete();
  36             return;
  37         }
  38         var values = new Array(len);
  39         var completed = 0;
  40         var emitted = 0;
  41         var _loop_1 = function (i) {
  42             var source = from_1.from(sources[i]);
  43             var hasValue = false;
  44             subscriber.add(source.subscribe({
  45                 next: function (value) {
  46                     if (!hasValue) {
  47                         hasValue = true;
  48                         emitted++;
  49                     }
  50                     values[i] = value;
  51                 },
  52                 error: function (err) { return subscriber.error(err); },
  53                 complete: function () {
  54                     completed++;
  55                     if (completed === len || !hasValue) {
  56                         if (emitted === len) {
  57                             subscriber.next(keys ?
  58                                 keys.reduce(function (result, key, i) { return (result[key] = values[i], result); }, {}) :
  59                                 values);
  60                         }
  61                         subscriber.complete();
  62                     }
  63                 }
  64             }));
  65         };
  66         for (var i = 0; i < len; i++) {
  67             _loop_1(i);
  68         }
  69     });
  70 }
  71 //# sourceMappingURL=forkJoin.js.map