From 8e3d97aa7fe031ecedd83d298e9d50329263989b Mon Sep 17 00:00:00 2001
From: Joshua Ramon Enslin <joshua@museum-digital.de>
Date: Mon, 9 Nov 2020 14:17:54 +0100
Subject: [PATCH] Move array_diff / array_values into different lines in
 MD_STD::scandir

This leads a significant reduction in RAM usage.
---
 MD_STD.php | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/MD_STD.php b/MD_STD.php
index fe93d44..2313e4a 100644
--- a/MD_STD.php
+++ b/MD_STD.php
@@ -63,7 +63,13 @@ final class MD_STD {
             throw new MDFileDoesNotExist("There is no file {$filepath}");
         }
 
-        return \array_values(\array_diff($output, ['.', '..', '.git']));
+        // Remove unwanted files from list
+        $output = \array_diff($output, ['.', '..', '.git']);
+
+        // Return array values, to make it a list rather than an associative array.
+        // This should be done in a separate line, as it observably leads to a
+        // significant reduction in the used RAM.
+        return \array_values($output);
 
     }