docs(forkJoin): fix example (#4628)

Tane Morgan · benlesh · commit f6acdc01641b · 2019-03-15T10:31:23.000-07:00
diff --git a/src/internal/observable/forkJoin.ts b/src/internal/observable/forkJoin.ts
@@ -110,7 +110,7 @@ export function forkJoin<T>(...sources: ObservableInput<T>[]): Observable<T[]>;
  * ### Use forkJoin with project function
  * ```javascript
  * import { forkJoin, interval } from 'rxjs';
- * import { take } from 'rxjs/operators';
+ * import { map, take } from 'rxjs/operators';
  *
  * const observable = forkJoin(
  *   interval(1000).pipe(take(3)), // emit 0, 1, 2 every second and complete

Original file line number	Diff line number	Diff line change
`@@ -110,7 +110,7 @@ export function forkJoin<T>(...sources: ObservableInput<T>[]): Observable<T[]>;`
`110`	`110`	`* ### Use forkJoin with project function`
`111`	`111`	* ```javascript
`112`	`112`	`* import { forkJoin, interval } from 'rxjs';`
`113`		`- * import { take } from 'rxjs/operators';`
	`113`	`+ * import { map, take } from 'rxjs/operators';`
`114`	`114`	`*`
`115`	`115`	`* const observable = forkJoin(`
`116`	`116`	`* interval(1000).pipe(take(3)), // emit 0, 1, 2 every second and complete`