From f90a032fb690903079e1dde5dc414c994fc6f2b2 Mon Sep 17 00:00:00 2001
From: Matthew Wild <mwild1@gmail.com>
Date: Thu, 22 Mar 2018 13:02:00 +0000
Subject: util.async: Add sleep() method

---
 util/async.lua | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

(limited to 'util')

diff --git a/util/async.lua b/util/async.lua
index 8e75a524..7a8bd686 100644
--- a/util/async.lua
+++ b/util/async.lua
@@ -1,5 +1,6 @@
 local log = require "util.logger".init("util.async");
 local new_id = require "util.id".short;
+local timer = require "util.timer";
 
 local function checkthread()
 	local thread, main = coroutine.running();
@@ -233,10 +234,17 @@ do
 	end
 end
 
+local function sleep(s)
+	local wait, done = waiter();
+	timer.add_task(s, done);
+	wait();
+end
+
 return {
 	once = once;
 	ready = ready;
 	waiter = waiter;
 	guarder = guarder;
-	runner = runner
+	runner = runner;
+	sleep = sleep;
 };
-- 
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