feat(empty): add empty function

softwareventures · Oct 11, 2019 · 7c34ec9 · 7c34ec9
1 parent 0dcd586
commit 7c34ec9
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/index.ts b/index.ts
@@ -9,4 +9,8 @@ export const keys: <T>(dictionary: ReadonlyDictionary<T>) => string[] = Object.k
 
 export const values: <T>(dictionary: ReadonlyDictionary<T>) => T[] = Object.values;
 
-export const entries: <T>(dictionary: ReadonlyDictionary<T>) => Array<[string, T]> = Object.entries;
+export const entries: <T>(dictionary: ReadonlyDictionary<T>) => Array<[string, T]> = Object.entries;
+
+export function empty<T>(dictionary: ReadonlyDictionary<T>): boolean {
+    return keys(dictionary).length === 0;
+}