Include checks for duplicate array keys

andrewnicols · andrewnicols · commit 934318818b98 · 2023-10-13T20:07:32.000+08:00
Discussed in MDL-79698.
diff --git a/moodle/ruleset.xml b/moodle/ruleset.xml
@@ -124,4 +124,9 @@
     <!-- Let's add the complete PHPCompatibility standard -->
     <rule ref="PHPCompatibility" />
 
+    <!--
+        Detect duplicate array keys. This is useful for unit test providers in particular.
+    -->
+    <rule ref="Universal.Arrays.DuplicateArrayKey"/>
+
 </ruleset>
