From 86b50d7db2914df4d29dc4ff8b57388dd494762d Mon Sep 17 00:00:00 2001
From: Joel Wurtz <jwurtz@jolicode.com>
Date: Sat, 12 Dec 2015 23:52:12 +0100
Subject: [PATCH] Add type hinting to wait function

---
 src/Promise.php | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/src/Promise.php b/src/Promise.php
index af6f321..229147d 100644
--- a/src/Promise.php
+++ b/src/Promise.php
@@ -2,6 +2,8 @@
 
 namespace Http\Promise;
 
+use Psr\Http\Message\ResponseInterface;
+
 /**
  * Promise represents a value that may not be available yet, but will be resolved at some point in future.
  * It acts like a proxy to the actual value.
@@ -56,11 +58,11 @@ public function getState();
      *
      * When called with the unwrap option
      *
-     * @param bool $unwrap
+     * @param bool $unwrap Whether to return resolved value / throw reason or not
      *
-     * @return mixed
+     * @return ResponseInterface|null Resolved value, null if $unwrap is set to false
      *
-     * @throws \Exception When the rejection reason is an exception.
+     * @throws \Http\Client\Exception The rejection reason.
      */
     public function wait($unwrap = true);
 }