diff options
Diffstat (limited to 'node_modules/rxjs/dist/esm5/internal/observable/forkJoin.js')
| -rw-r--r-- | node_modules/rxjs/dist/esm5/internal/observable/forkJoin.js | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/node_modules/rxjs/dist/esm5/internal/observable/forkJoin.js b/node_modules/rxjs/dist/esm5/internal/observable/forkJoin.js new file mode 100644 index 0000000..3337e2c --- /dev/null +++ b/node_modules/rxjs/dist/esm5/internal/observable/forkJoin.js @@ -0,0 +1,47 @@ +import { Observable } from '../Observable'; +import { argsArgArrayOrObject } from '../util/argsArgArrayOrObject'; +import { innerFrom } from './innerFrom'; +import { popResultSelector } from '../util/args'; +import { createOperatorSubscriber } from '../operators/OperatorSubscriber'; +import { mapOneOrManyArgs } from '../util/mapOneOrManyArgs'; +import { createObject } from '../util/createObject'; +export function forkJoin() { + var args = []; + for (var _i = 0; _i < arguments.length; _i++) { + args[_i] = arguments[_i]; + } + var resultSelector = popResultSelector(args); + var _a = argsArgArrayOrObject(args), sources = _a.args, keys = _a.keys; + var result = new Observable(function (subscriber) { + var length = sources.length; + if (!length) { + subscriber.complete(); + return; + } + var values = new Array(length); + var remainingCompletions = length; + var remainingEmissions = length; + var _loop_1 = function (sourceIndex) { + var hasValue = false; + innerFrom(sources[sourceIndex]).subscribe(createOperatorSubscriber(subscriber, function (value) { + if (!hasValue) { + hasValue = true; + remainingEmissions--; + } + values[sourceIndex] = value; + }, function () { return remainingCompletions--; }, undefined, function () { + if (!remainingCompletions || !hasValue) { + if (!remainingEmissions) { + subscriber.next(keys ? createObject(keys, values) : values); + } + subscriber.complete(); + } + })); + }; + for (var sourceIndex = 0; sourceIndex < length; sourceIndex++) { + _loop_1(sourceIndex); + } + }); + return resultSelector ? result.pipe(mapOneOrManyArgs(resultSelector)) : result; +} +//# sourceMappingURL=forkJoin.js.map
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