fix: phpstan level=6

src/Registry.php

@@ -5,47 +5,47 @@ use ctiso\File,
     Exception;
 
 class Registry {
-    public $namespace = [];
+    public array $namespace = [];
     public $data;
 
-    function importFile($namespace, $filePath = null) {
+    function importFile(string $namespace, ?string $filePath = null) {
         $data = json_decode(File::getContents($filePath), true);
         $data['_file'] = $filePath;
         $this->namespace[$namespace] = [
             'path' => $filePath,
             'data' => $data
-        ];        
+        ];
     }
 
-    function importArray($namespace, $data = []) {
+    function importArray(string $namespace, array $data = []) {
         if (isset($this->namespace[$namespace])) {
             $data = array_merge($this->namespace[$namespace]['data'], $data);
-        } 
+        }
         $this->namespace[$namespace] = [
             'path' => null,
             'data' => $data
-        ];        
+        ];
     }
 
-    public function get($ns, $key) {
+    public function get(string $ns, string $key) {
         if (isset($this->namespace[$ns]['data'][$key])) {
             return $this->namespace[$ns]['data'][$key];
         }
         throw new Exception('Unknown key ' . $ns . '::' . $key);
     }
 
-    public function getOpt($ns, $key) {
+    public function getOpt(string $ns, string $key) {
         if (isset($this->namespace[$ns]['data'][$key])) {
             return $this->namespace[$ns]['data'][$key];
         }
         return null;
     }
 
-    public function has($ns, $key) {
+    public function has(string $ns, string $key): bool {
         return isset($this->namespace[$ns]['data'][$key]);
     }
 
-    function set($ns, $key, $value) {
+    function set(string $ns, string $key, mixed $value): void {
         $this->namespace[$ns]['data'][$key] = $value;
     }
 }