refactor: unwrap/split long complex methods

Author: adhocore

src/Loader.php

@@ -70,31 +70,40 @@ public function load($file, $override = false, $mode = self::PUTENV)
      * @param bool  $override
      * @param int   $mode
      */
-    protected function setEnv(array $vars, $override, $mode)
+    protected function setEnv(array $vars, $override, $mode = self::PUTENV)
     {
-        if ($mode < self::PUTENV || $mode > self::ALL) {
-            $mode = self::PUTENV;
-        }
-
-        $default = microtime(1);
+        $default = \microtime(1);
 
         foreach ($vars as $key => $value) {
             // Skip if we already have value and cant override.
             if (!$override && $default !== Retriever::getEnv($key, $default)) {
                 continue;
             }
 
-            if ($mode & self::ENV) {
-                $_ENV[$key] = $value;
-            }
+            $this->toEnv($key, $value, $mode);
+            $this->toServer($key, $value, $mode);
+            $this->toPutenv($key, $value, $mode);
+        }
+    }
 
-            if ($mode & self::PUTENV) {
-                \putenv("$key=$value");
-            }
+    private function toEnv($key, $value, $mode)
+    {
+        if ($mode & self::ENV) {
+            $_ENV[$key] = $value;
+        }
+    }
 
-            if ($mode & self::SERVER) {
-                $_SERVER[$key] = $value;
-            }
+    private function toServer($key, $value, $mode)
+    {
+        if ($mode & self::SERVER) {
+            $_SERVER[$key] = $value;
+        }
+    }
+
+    private function toPutenv($key, $value, $mode)
+    {
+        if ($mode & self::PUTENV) {
+            \putenv("$key=$value");
         }
     }
 }

src/Retriever.php

@@ -24,15 +24,24 @@ class Retriever
      */
     public static function getEnv($key, $default = null, $filter = null, $options = null)
     {
+        if (false !== $env = \getenv($key)) {
+            return static::prepareValue($env, $filter, $options);
+        }
+
+        if (isset($_ENV[$key])) {
+            return static::prepareValue($_ENV[$key], $filter, $options);
+        }
+
         if (isset($_SERVER[$key])) {
-            $env = $_SERVER[$key];
-        } elseif (isset($_ENV[$key])) {
-            $env = $_ENV[$key];
-        } elseif (false === $env = \getenv($key)) {
-            // Default is not passed through filter!
-            return $default;
+            return static::prepareValue($_SERVER[$key], $filter, $options);
         }
 
+        // Default is not passed through filter!
+        return $default;
+    }
+
+    protected static function prepareValue($env, $filter, $options)
+    {
         static $special = [
             'true' => true, 'false' => false, 'null' => null,
             'TRUE' => true, 'FALSE' => false, 'NULL' => null,