Fixes #2 - Thanks @jmper

bootstrap/autoload.php

@@ -11,21 +11,3 @@
  */
 
 require __DIR__ . '/../vendor/autoload.php';
-
-/*
- * --------------------------------------------------------------------------
- * Register Yii and its class auto loader
- * --------------------------------------------------------------------------
- *
- * Yii also provides a high-performance class autoloader fully compliant with
- * the PSR-4 standard. When using the Yii autoloader together with other
- * autoloaders (Composer), you should include the Yii.php file after all other
- * autoloaders are installed. This will make the Yii autoloader the first one
- * responding to any class autoloading request.
- *
- * Note: If you do not want to use the Yii autoloader at all you will have to
- * create your very own version of Yii (see the file on 'vendor/yiisoft/yii2')
- * and include it in the script.
- */
-
-require __DIR__ . '/../vendor/yiisoft/yii2/Yii.php';

bootstrap/sidekit.php

@@ -67,3 +67,28 @@
 
 defined('YII_DEBUG') or define('YII_DEBUG', ConfigKit::env()->get('YII_DEBUG'));
 defined('YII_ENV') or define('YII_ENV', ConfigKit::env()->get('YII_ENV'));
+
+/*
+ * --------------------------------------------------------------------------
+ * Register Yii and its class auto loader
+ * --------------------------------------------------------------------------
+ *
+ * Why Yii autoloader must be here?
+ *
+ * Because when including Yii.php file it automatically injects BaseYii.php.
+ * When that is happening, BaseYii.php registers YII_DEBUG and YII_ENV
+ * constants, therefore not honouring their declaration above these lines.
+ * - Thanks @jmper
+ *
+ * Yii also provides a high-performance class autoloader fully compliant with
+ * the PSR-4 standard. When using the Yii autoloader together with other
+ * autoloaders (Composer), you should include the Yii.php file after all other
+ * autoloaders are installed. This will make the Yii autoloader the first one
+ * responding to any class autoloading request.
+ *
+ * Note: If you do not want to use the Yii autoloader at all you will have to
+ * create your very own version of Yii (see the file on 'vendor/yiisoft/yii2')
+ * and include it in the script.
+ */
+
+require __DIR__ . '/../vendor/yiisoft/yii2/Yii.php';