From 9c83c3967279290b657e1496c254f04b47f45373 Mon Sep 17 00:00:00 2001
From: Felix Kling <felix.kling@gmx.net>
Date: Fri, 30 Nov 2018 17:09:34 -0800
Subject: [PATCH] Do not use .apply to flatten arrays

Function calls can only receive a limited number of arguments.
---
 src/Runner.js | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/src/Runner.js b/src/Runner.js
index 3977d947..af48101f 100644
--- a/src/Runner.js
+++ b/src/Runner.js
@@ -63,10 +63,13 @@ const log = {
 };
 
 function concatAll(arrays) {
-  return arrays.reduce(
-    (result, array) => (result.push.apply(result, array), result),
-    []
-  );
+  const result = [];
+  for (const array of arrays) {
+    for (const element of array) {
+      result.push(element);
+    }
+  }
+  return result;
 }
 
 function showFileStats(fileStats) {