feat: add new global func for get env

Author: inhere

src/OS.php

@@ -54,7 +54,7 @@ public static function getUserHomeDir(bool $refresh = false): string
             return self::$homeDir;
         }
 
-        if (!$home = self::getEnvVal('HOME')) {
+        if (!$home = self::getEnvStrVal('HOME')) {
             $isWin = self::isWindows();
 
             // home on windows
@@ -235,15 +235,26 @@ public static function getTempDir(): string
         return $tmp;
     }
 
+    /**
+     * @param string $key
+     * @param string|mixed $default
+     *
+     * @return mixed
+     */
+    public static function getEnvVal(string $key, string $default = '')
+    {
+        return getenv($key) ?: ($_SERVER[$key] ?? $default);
+    }
+
     /**
      * @param string $key
      * @param string $default
      *
      * @return string
      */
-    public static function getEnvVal(string $key, string $default = ''): string
+    public static function getEnvStrVal(string $key, string $default = ''): string
     {
-        return getenv($key) ?: (string)($_SERVER[$key] ?? $default);
+        return (string)self::getEnvVal($key, $default);
     }
 
     /**

src/Util/PhpDotEnv.php

@@ -56,7 +56,7 @@ class PhpDotEnv
      *
      * @return static
      */
-    public static function load(string $fileDir, string $fileName = '.env')
+    public static function load(string $fileDir, string $fileName = '.env'): self
     {
         return new self($fileDir, $fileName);
     }

src/func.php

@@ -113,3 +113,16 @@ function eprints(...$vars): void
         echo Toolkit\Stdlib\Php::exportVar(...$vars), PHP_EOL;
     }
 }
+
+if (!function_exists('env')) {
+    /**
+     * @param string $key
+     * @param string $default
+     *
+     * @return string
+     */
+    function env(string $key, string $default = ''): string
+    {
+        return Toolkit\Stdlib\OS::getEnvStrVal($key, $default);
+    }
+}