From d5b239fb6786ce10158006bc1ca6bd60cea70926 Mon Sep 17 00:00:00 2001
From: Mark Story <mark@mark-story.com>
Date: Tue, 24 Oct 2017 22:17:59 -0400
Subject: [PATCH] Add deprecation warning to _unwrap()

---
 src/Collection/CollectionTrait.php | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/Collection/CollectionTrait.php b/src/Collection/CollectionTrait.php
index a0969337d93..29e3628cc3c 100644
--- a/src/Collection/CollectionTrait.php
+++ b/src/Collection/CollectionTrait.php
@@ -725,11 +725,12 @@ public function unwrap()
      * Backwards compatible wrapper for unwrap()
      *
      * @return \Traversable
-     * @deprecated
+     * @deprecated 3.0.10 Will be removed in 4.0.0
      */
     // @codingStandardsIgnoreLine
     public function _unwrap()
     {
+        deprecationWarning('CollectionTrait::_unwrap() is deprecated. Use CollectionTrait::unwrap() instead.');
         return $this->unwrap();
     }