From a45de6d4273ef3f4f6b676c948fc1b6e4c673ab7 Mon Sep 17 00:00:00 2001 From: Leonid Logvinov Date: Tue, 16 Jan 2018 15:50:15 +0100 Subject: Return is pensing events are undefined --- packages/0x.js/src/order_watcher/event_watcher.ts | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'packages/0x.js/src/order_watcher') diff --git a/packages/0x.js/src/order_watcher/event_watcher.ts b/packages/0x.js/src/order_watcher/event_watcher.ts index 43a60957b..5d05bfb60 100644 --- a/packages/0x.js/src/order_watcher/event_watcher.ts +++ b/packages/0x.js/src/order_watcher/event_watcher.ts @@ -51,6 +51,10 @@ export class EventWatcher { } private async _pollForBlockchainEventsAsync(callback: EventWatcherCallback): Promise { const pendingEvents = await this._getEventsAsync(); + if (_.isUndefined(pendingEvents)) { + // HACK: This should never happen, but happens frequently on CI due to a ganache bug + return; + } if (pendingEvents.length === 0) { // HACK: Sometimes when node rebuilds the pending block we get back the empty result. // We don't want to emit a lot of removal events and bring them back after a couple of miliseconds, -- cgit v1.2.3