fix indentation

Author: tabacitu

src/helpers.php

@@ -332,24 +332,25 @@ function square_brackets_to_dots($string)
 }
 
 if (! function_exists('old_empty_or_null')) {
-/**
- * This method is an alternative to Laravel's old() helper, which mistakenly
- * returns NULL it two cases:
- * - if there is an old value, and it was empty or null
- * - if there is no old value
- * (this is because of the ConvertsEmptyStringsToNull middleware).
- *
- * In contrast, this method will return:
- * - the old value, if there actually is an old value for that key;
- * - the second parameter, if there is no old value for that key, but it was empty string or null;
- * - null, if there is no old value at all for that key;
- *
- * This version is form-aware to prevent old values from bleeding across multiple forms.
- *
- * @param  string  $key
- * @param  array|string  $empty_value
- * @return mixed
- */    function old_empty_or_null($key, $empty_value = '')
+    /**
+     * This method is an alternative to Laravel's old() helper, which mistakenly
+     * returns NULL it two cases:
+     * - if there is an old value, and it was empty or null
+     * - if there is no old value
+     * (this is because of the ConvertsEmptyStringsToNull middleware).
+     *
+     * In contrast, this method will return:
+     * - the old value, if there actually is an old value for that key;
+     * - the second parameter, if there is no old value for that key, but it was empty string or null;
+     * - null, if there is no old value at all for that key;
+     *
+     * This version is form-aware to prevent old values from bleeding across multiple forms.
+     *
+     * @param  string  $key
+     * @param  array|string  $empty_value
+     * @return mixed
+     */
+    function old_empty_or_null($key, $empty_value = '')
     {
         $key = square_brackets_to_dots($key);
         $old_inputs = session()->getOldInput();