From 58eb14031dce828565b51da303cde0128fced872 Mon Sep 17 00:00:00 2001
From: Weijia Wang <wjwang13@fudan.edu.cn>
Date: Tue, 5 Jun 2018 16:43:00 +0800
Subject: Use object destructing (#130)

---
 timers.ts | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

(limited to 'timers.ts')

diff --git a/timers.ts b/timers.ts
index 136ae745c..cddb859d9 100644
--- a/timers.ts
+++ b/timers.ts
@@ -27,15 +27,14 @@ export function initTimers() {
 function onMessage(payload: Uint8Array) {
   const msg = pb.Msg.decode(payload);
   assert(msg.command === pb.Msg.Command.TIMER_READY);
-  const id = msg.timerReadyId;
-  const done = msg.timerReadyDone;
-  const timer = timers.get(id);
+  const { timerReadyId, timerReadyDone } = msg;
+  const timer = timers.get(timerReadyId);
   if (!timer) {
     return;
   }
   timer.cb(...timer.args);
-  if (done) {
-    timers.delete(id);
+  if (timerReadyDone) {
+    timers.delete(timerReadyId);
   }
 }
 
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