From 9b4c996cc97a51f87352941154ac566e8177720a Mon Sep 17 00:00:00 2001
From: mpyw <ryosuke_i_628@yahoo.co.jp>
Date: Fri, 8 Jun 2018 23:44:12 +0900
Subject: [PATCH] Add GuardHelpers::alreadyAuthenticated()

It behave similarly to `GuardHelpers::check()`, but it doesn't trigger any side effects.
---
 GuardHelpers.php | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/GuardHelpers.php b/GuardHelpers.php
index 9a682c3dc..2bb632ff7 100644
--- a/GuardHelpers.php
+++ b/GuardHelpers.php
@@ -40,6 +40,16 @@ public function authenticate()
         throw new AuthenticationException;
     }
 
+    /**
+     * Determine if the current user is already authenticated without triggering side effects.
+     *
+     * @return bool
+     */
+    public function alreadyAuthenticated()
+    {
+        return ! is_null($this->user);
+    }
+
     /**
      * Determine if the current user is authenticated.
      *