moved the array_wrap helper function inside the Arr helper class (#18216

)

src/Illuminate/Support/Arr.php

@@ -516,4 +516,15 @@ public static function where($array, callable $callback)
     {
         return array_filter($array, $callback, ARRAY_FILTER_USE_BOTH);
     }
+
+    /**
+     * If the given value is not an array, wrap it in one.
+     *
+     * @param  mixed  $value
+     * @return array
+     */
+    public static function wrap($value)
+    {
+        return ! is_array($value) ? [$value] : $value;
+    }
 }

src/Illuminate/Support/helpers.php

@@ -311,7 +311,7 @@ function array_where($array, callable $callback)
      */
     function array_wrap($value)
     {
-        return ! is_array($value) ? [$value] : $value;
+        return Arr::wrap($value);
     }
 }