Dataset::key(): add return type hint for PHP 8.1 compatibility

sweetrdf · Jun 9, 2022 · 6299730 · 6299730
1 parent 2648d07
commit 6299730
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/simpleRdf/Dataset.php b/src/simpleRdf/Dataset.php
@@ -182,7 +182,7 @@ public function current(): iQuad | null {
         return $value === false ? null : $value;
     }
 
-    public function key() {
+    public function key(): mixed {
         $key = key($this->quads);
         if ($key === null) {
             throw new OutOfBoundsException();