Update Filter operation.

loophp · Aug 21, 2020 · f81494a · f81494a
1 parent a8dac33
commit f81494a
Showing 1 changed file with 7 additions and 5 deletions.
diff --git a/src/Operation/Filter.php b/src/Operation/Filter.php
@@ -43,11 +43,13 @@ public function __invoke(): Closure
              * @psalm-return \Generator<TKey, T>
              */
             static function (Iterator $iterator, array $callbacks): Generator {
-                foreach ($callbacks as $callback) {
-                    $iterator = new CallbackFilterIterator($iterator, $callback);
-                }
-
-                return yield from $iterator;
+                yield from array_reduce(
+                    $callbacks,
+                    static function (Iterator $carry, callable $callback): CallbackFilterIterator {
+                        return new CallbackFilterIterator($carry, $callback);
+                    },
+                    $iterator
+                );
             };
     }
 }