From 03f870cb0b0eefde363b8985843aba68446a407c Mon Sep 17 00:00:00 2001
From: Taylor Otwell <taylor@laravel.com>
Date: Thu, 18 Jan 2018 08:24:18 -0600
Subject: [PATCH] add stack method

---
 src/Illuminate/Log/LogManager.php | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/src/Illuminate/Log/LogManager.php b/src/Illuminate/Log/LogManager.php
index 3629e1c2c629..b9514d2d1106 100644
--- a/src/Illuminate/Log/LogManager.php
+++ b/src/Illuminate/Log/LogManager.php
@@ -65,6 +65,21 @@ public function __construct($app)
         $this->app = $app;
     }
 
+    /**
+     * Create a new, on-demand aggregate logger instance.
+     *
+     * @param  array  $channels
+     * @param  string|null  $channel
+     * @return \Psr\Log\LoggerInterface
+     */
+    public function stack(array $channels, $channel = null)
+    {
+        return new Logger(
+            $this->createAggregateDriver(compact('channels', 'channel')),
+            $this->app['events']
+        );
+    }
+
     /**
      * Get a log channel instance.
      *