Merge pull request #41 from DarkGhostHunter/master

Clearer exception.

README.md

@@ -23,6 +23,7 @@ This package generates a [PHP 7.4 preloading](https://www.php.net/manual/en/opca
 - [Configuration](#configuration)
   * [Conditions](#conditions)
     + [`when()`](#when)
+    + [`whenOneIn()`](#whenOneIn)
   * [Listing](#listing)
     + [`append()`](#append)
     + [`exclude()`](#exclude)

src/Opcache.php

@@ -2,31 +2,38 @@
 
 namespace DarkGhostHunter\Preloader;
 
+use RuntimeException;
+
 /**
  * Class Opcache
  *
  * This is just a class to enable mocking for testing
- *
- * @package DarkGhostHunter\Preloader
  */
 class Opcache
 {
     /**
-     * Her we will save the Opcache status instead of retrieving it every time from Opcache
+     * Here we will save the Opcache status instead of retrieving it every time.
      *
-     * @var array
+     * @var array|false
      */
-    protected array $status;
+    protected $status;
 
     /**
      * Get status information about the cache
      *
      * @see https://www.php.net/manual/en/function.opcache-get-status.php
      * @return array
+     * @throws \RuntimeException When Opcache is disabled.
      */
     public function getStatus() : array
     {
-        return $this->status ??= opcache_get_status(true);
+        if ($this->status ??= opcache_get_status(true)) {
+            return $this->status;
+        }
+
+        throw new RuntimeException(
+            'Opcache is disabled. Further reference: https://www.php.net/manual/en/opcache.configuration'
+        );
     }
 
     /**