add mapReduce to utilities

kbrsh · Apr 29, 2018 · f05b028 · f05b028
1 parent 463b553
commit f05b028
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/src/util/util.js b/src/util/util.js
@@ -5,3 +5,5 @@ export const error = (message) => {
     console.error("[Moon] ERROR: " + message);
   }
 };
+
+export const mapReduce = (arr, fn) => arr.reduce((result, current) => result + fn(current), "");