Merge branch '4.4' into 5.2

* 4.4:
  add missing return type declaration
  Modernize func_get_args() calls to variadic parameters
  Use a lazyintertor to close files descriptors when no longer used

Author: xabbuh

Tests/Locale/AbstractLocaleTest.php

@@ -27,5 +27,10 @@ public function testSetDefault()
         $this->assertSame('en_GB', $this->call('getDefault'));
     }
 
-    abstract protected function call($methodName);
+    /**
+     * @param mixed ...$args
+     *
+     * @return mixed
+     */
+    abstract protected function call(string $methodName, ...$args);
 }

Tests/Locale/LocaleTest.php

@@ -139,10 +139,8 @@ public function testSetDefaultAcceptsEn()
         $this->assertSame('en', $this->call('getDefault'));
     }
 
-    protected function call($methodName)
+    protected function call(string $methodName, ...$args)
     {
-        $args = \array_slice(\func_get_args(), 1);
-
         return Locale::{$methodName}(...$args);
     }
 }

Tests/Locale/Verification/LocaleTest.php

@@ -29,10 +29,8 @@ protected function setUp(): void
         parent::setUp();
     }
 
-    protected function call($methodName)
+    protected function call(string $methodName, ...$args)
     {
-        $args = \array_slice(\func_get_args(), 1);
-
         return \Locale::{$methodName}(...$args);
     }
 }