Add source code

1 files changed, 13 insertions, 0 deletions

diff --git a/util.lua b/util.lua
new file mode 100644
index 0000000..c4067f1
--- /dev/null
+++ b/util.lua
@@ -0,0 +1,13 @@
+function lua_async.yield()
+	local co = assert(coroutine.running(), "yield called outside of an async function")
+
+	setTimeout(lua_async.resume, 0, co)
+
+	coroutine.yield()
+end
+
+function lua_async.sleep(ms)
+	await(Promise(function(resolve)
+		setTimeout(resolve, ms)
+	end))
+end