feat: add PredicateFunction

behzadam · Dec 6, 2022 · 71170f7 · 71170f7
1 parent 50fd073
commit 71170f7
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/src/types/index.ts b/src/types/index.ts
@@ -1,5 +1,7 @@
 export type Primitive = string | number | boolean;
 
 export type Dictionary<T, K extends string | number | symbol = string> = {
-  [key in K]: T;
+  [key in K]?: T;
 };
+
+export type PredicateFunction = (...args: any[]) => boolean;