Fix unsubscribing (porsager#300)

haikyuu · web-flow · commit b6c597fc234f · 2022-03-31T09:25:16.000+02:00
* Fix unsubscribing 

Previously, unsubscribing was a no op because event listeneres were deleted from the wrong set.

* fix fns when first subscribing
diff --git a/src/subscribe.js b/src/subscribe.js
@@ -31,7 +31,7 @@ export default function Subscribe(postgres, options) {
 
     const fns = listeners.has(event)
       ? listeners.get(event).add(fn)
-      : listeners.set(event, new Set([fn]))
+      : listeners.set(event, new Set([fn])).get(event)
 
     const unsubscribe = () => {
       fns.delete(fn)
