From b808e4661e56aa93baca96c57f910443437112d4 Mon Sep 17 00:00:00 2001
From: Dan Percic <dan@devplant.ro>
Date: Wed, 2 Feb 2022 14:27:17 +0200
Subject: [PATCH] update bool factory

---
 src/lib/utils/operators.ts | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/lib/utils/operators.ts b/src/lib/utils/operators.ts
index 347a411..44c36a6 100644
--- a/src/lib/utils/operators.ts
+++ b/src/lib/utils/operators.ts
@@ -28,8 +28,9 @@ export function shareDistinctLast<T>(values = 1): UnaryFunction<Observable<T>, O
 export const toLengthValue = (entities: unknown[]): number => entities?.length ?? 0;
 export const getLength = pipe(map(toLengthValue), distinctUntilChanged());
 
-export function boolFactory<T>(obs: Observable<T>, project: (value: T) => boolean): Observable<boolean>[] {
+export function boolFactory<T = boolean>(obs: Observable<T>, project: (value: T) => boolean = value => !!value): Observable<boolean>[] {
     const result = obs.pipe(map(project), shareDistinctLast());
+
     const inverse = result.pipe(
         map(value => !value),
         shareDistinctLast(),