fixed ack in expressreceiver firing twice. Issue slackapi#327

seratch · Jan 30, 2020 · 5532ad9 · 5532ad9
1 parent 13edd79
commit 5532ad9
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/src/ExpressReceiver.ts b/src/ExpressReceiver.ts
@@ -88,8 +88,9 @@ export default class ExpressReceiver extends EventEmitter implements Receiver {
  clearTimeout(timer);
  timer = undefined;
 
- if (!response) res.send('');
- if (typeof response === 'string') {
+ if (!response) {
+ res.send('');
+ } else if (typeof response === 'string') {
  res.send(response);
  } else {
  res.json(response);