.

node_modules/rxjs/dist/esm/internal/observable/forkJoin.js

@@ -0,0 +1,40 @@
+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(...args) {
+    const resultSelector = popResultSelector(args);
+    const { args: sources, keys } = argsArgArrayOrObject(args);
+    const result = new Observable((subscriber) => {
+        const { length } = sources;
+        if (!length) {
+            subscriber.complete();
+            return;
+        }
+        const values = new Array(length);
+        let remainingCompletions = length;
+        let remainingEmissions = length;
+        for (let sourceIndex = 0; sourceIndex < length; sourceIndex++) {
+            let hasValue = false;
+            innerFrom(sources[sourceIndex]).subscribe(createOperatorSubscriber(subscriber, (value) => {
+                if (!hasValue) {
+                    hasValue = true;
+                    remainingEmissions--;
+                }
+                values[sourceIndex] = value;
+            }, () => remainingCompletions--, undefined, () => {
+                if (!remainingCompletions || !hasValue) {
+                    if (!remainingEmissions) {
+                        subscriber.next(keys ? createObject(keys, values) : values);
+                    }
+                    subscriber.complete();
+                }
+            }));
+        }
+    });
+    return resultSelector ? result.pipe(mapOneOrManyArgs(resultSelector)) : result;
+}
+//# sourceMappingURL=forkJoin.js.map