From d83368a475103da04af8af962db4a522f894f60a Mon Sep 17 00:00:00 2001
From: Marina Glancy <marina@moodle.com>
Date: Thu, 17 Nov 2022 16:00:44 +0100
Subject: [PATCH] MDL-76362 mustache: Override parent method to avoid PHP
 notices

Parent method checks baseDir that is null in this case. This shows notices under PHP 8.1
---
 lib/classes/output/mustache_filesystem_loader.php | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/lib/classes/output/mustache_filesystem_loader.php b/lib/classes/output/mustache_filesystem_loader.php
index f90623ce47a..e79b479fed5 100644
--- a/lib/classes/output/mustache_filesystem_loader.php
+++ b/lib/classes/output/mustache_filesystem_loader.php
@@ -53,4 +53,16 @@ class mustache_filesystem_loader extends \Mustache_Loader_FilesystemLoader {
         // Call the Moodle template finder.
         return mustache_template_finder::get_template_filepath($name);
     }
+
+    /**
+     * Only check if baseDir is a directory and requested templates are files if
+     * baseDir is using the filesystem stream wrapper.
+     *
+     * Always check path for mustache_filesystem_loader.
+     *
+     * @return bool Whether to check `is_dir` and `file_exists`
+     */
+    protected function shouldCheckPath() {
+        return true;
+    }
 }