From 883b34503d2fc69825912f0033dea44046af7685 Mon Sep 17 00:00:00 2001
From: ArthurSonzogni <sonzogniarthur@gmail.com>
Date: Mon, 25 May 2020 02:36:32 +0200
Subject: [PATCH] Add Receiver->HasPending()

---
 include/ftxui/component/receiver.hpp | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/include/ftxui/component/receiver.hpp b/include/ftxui/component/receiver.hpp
index e1a1c2cc..86874fe6 100644
--- a/include/ftxui/component/receiver.hpp
+++ b/include/ftxui/component/receiver.hpp
@@ -21,8 +21,8 @@ namespace ftxui {
 // ---------------
 //
 // auto receiver = MakeReceiver<std:string>();
-// auto sender_1= receiver.MakeSender();
-// auto sender_2 = receiver.MakeSender();
+// auto sender_1= receiver->MakeSender();
+// auto sender_2 = receiver->MakeSender();
 //
 // Then move the senders elsewhere, potentially in a different thread.
 //
@@ -83,6 +83,11 @@ class ReceiverImpl {
     return false;
   }
 
+  bool HasPending() {
+    std::unique_lock<std::mutex> lock(mutex_);
+    return !queue_.empty();
+  }
+
  private:
   friend class SenderImpl<T>;