revert change to sanitize_key_part()

rhubarbgroup · Mar 12, 2024 · 5cd5c0c · 5cd5c0c · tillkruss · Mar 12, 2024
1 parent 1c4f986
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog
 
+## Unreleased
+
+- Reverted behavioral change to `sanitize_key_part()`
+
 ## 2.5.1
 
 - Added timeouts to diagnostics

diff --git a/includes/object-cache.php b/includes/object-cache.php
@@ -2539,7 +2539,7 @@ public function fast_build_key( $key, $group = 'default' ) {
      * @return string        Sanitized string.
      */
     protected function sanitize_key_part( $part ) {
-        return str_replace( ':', '-', is_scalar( $part ) ? (string) $part : '' );
+        return is_string( $part ) ? str_replace( ':', '-', $part ) : $part;
     }
 
     /**