Update type hint for $messages in FlashInterface::set() to allow mixed arrays #45

Author: odan

CHANGELOG.md

@@ -5,6 +5,10 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [6.4.0] - 2025-07-29
+
+* Update type hint for $messages in FlashInterface::set() to allow mixed arrays
+
 ## [6.3.0] - 2024-12-15
 
 * Add support for PHP 8.4

src/FlashInterface.php

@@ -46,7 +46,7 @@ public function clear(): void;
      * Set all messages.
      *
      * @param string $key The key to clear
-     * @param array<int, string> $messages The messages
+     * @param array<int|string, string> $messages The messages
      *
      * @return void
      */
@@ -55,7 +55,7 @@ public function set(string $key, array $messages): void;
     /**
      * Gets all flash messages.
      *
-     * @return array<int, string> All messages. Can be an empty array.
+     * @return array<int|string, string> All messages. Can be an empty array.
      */
     public function all(): array;
 }

tests/FlashTest.php

@@ -61,6 +61,25 @@ public function testSet(): void
         $this->assertSame([0 => 'value1', 1 => 'value2'], $flash->get('key2'));
     }
 
+    public function testSetStringAsKey(): void
+    {
+        $session = [];
+        $flash = new Flash($session);
+        $flash->set('input', ['email' => 'john@example.com']);
+        $this->assertSame(['email' => 'john@example.com'], $flash->get('input'));
+
+        $session = [];
+        $flash = new Flash($session);
+        $flash->set('message', [
+            'type' => 'error',
+            'text' => 'Invalid email or password.',
+        ]);
+        $this->assertSame([
+            'type' => 'error',
+            'text' => 'Invalid email or password.',
+        ], $flash->get('message'));
+    }
+
     public function testClear(): void
     {
         $session = [];

tests/PhpSessionTest.php

@@ -47,8 +47,7 @@ protected function tearDown(): void
             $this->manager->destroy();
         }
 
-        unset($this->session);
-        unset($this->manager);
+        $this->session->clear();
     }
 
     public function testStart(): void