From 48c34d9e1f435f1aca118a3f6212eba9b08760a5 Mon Sep 17 00:00:00 2001
From: Karl-Philipp Wulfert <krlwlfrt@gmail.com>
Date: Thu, 17 Jan 2019 13:28:21 +0100
Subject: [PATCH] refactor: fix type error with flattening arrays

---
 src/common.ts | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/common.ts b/src/common.ts
index bd5f91f9..ae06d7b3 100644
--- a/src/common.ts
+++ b/src/common.ts
@@ -51,8 +51,7 @@ export async function getProjects(api: Api, groups: number[]): Promise<Project[]
  * @param arr Flattened array
  */
 export function flatten2dArray<T>(arr: T[][]): T[] {
-  // TODO: fix this
-  return [].concat.apply([], arr as any);
+  return ([] as T[]).concat(...arr);
 }
 
 /**