From e6d003177f9dd0427c5b5a888db1a9af78befff8 Mon Sep 17 00:00:00 2001
From: Haitao Chen <haidaocht@gmail.com>
Date: Mon, 13 Apr 2020 16:41:55 -0700
Subject: [PATCH] miss code coverage on empty func

---
 async_task.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/async_task.go b/async_task.go
index 101bf7b..16fc9cc 100644
--- a/async_task.go
+++ b/async_task.go
@@ -112,7 +112,7 @@ func NewCompletedTask() *TaskStatus {
 		result: nil,
 		err:    nil,
 		// nil cancelFunc and waitGroup should be protected with IsTerminalState()
-		cancelFunc: func() {},
+		cancelFunc: nil,
 		waitGroup:  nil,
 	}
 }