From a61f707064ba5df93f58dce45ba41ae97d0278e6 Mon Sep 17 00:00:00 2001
From: Seyi Adebajo <sadebajo@linkedin.com>
Date: Mon, 12 Mar 2018 10:43:52 -0700
Subject: [PATCH] adds type safe data-last array every function

---
 wherehows-web/app/utils/array.ts | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/wherehows-web/app/utils/array.ts b/wherehows-web/app/utils/array.ts
index d8a03fa6a8..2d964edd94 100644
--- a/wherehows-web/app/utils/array.ts
+++ b/wherehows-web/app/utils/array.ts
@@ -14,6 +14,15 @@ const arrayMap = <T, U>(mappingFunction: (param: T) => U): ((array: Array<T>) =>
 const arrayFilter = <T>(filtrationFunction: (param: T) => boolean): ((array: Array<T>) => Array<T>) => (array = []) =>
   array.filter(filtrationFunction);
 
+/**
+ * Typesafe utility `data last` function for array every
+ * @template T
+ * @param {(param: T) => boolean} filter
+ * @returns {((array: Array<T>) => boolean)}
+ */
+const arrayEvery = <T>(filter: (param: T) => boolean): ((array: Array<T>) => boolean) => (array = []) =>
+  array.every(filter);
+
 /**
  * Composable reducer abstraction, curries a reducing iteratee and returns a reducing function that takes a list
  * @template U
@@ -42,4 +51,4 @@ const isListUnique = <T>(list: Array<T> = []): boolean => new Set(list).size ===
  */
 const compact = <T>(list: Array<T> = []): Array<T> => list.filter(item => item);
 
-export { arrayMap, arrayFilter, arrayReduce, isListUnique, compact };
+export { arrayMap, arrayFilter, arrayReduce, isListUnique, compact, arrayEvery };