From e7a01c7bed53d79397f9889f2efbd7c9f626ae3c Mon Sep 17 00:00:00 2001
From: Eryn Lynn <eryn@eryn.io>
Date: Mon, 24 Aug 2020 13:34:36 -0400
Subject: [PATCH] Fix #39

---
 CHANGELOG.md | 1 +
 lib/init.lua | 4 ++++
 2 files changed, 5 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 839d21c..fd28dcc 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,7 @@
 ### Fixed
 - Make `Promise.is` work with promises from old versions of the library (#41)
 - Make `Promise.delay` properly break out of the current loop (#40)
+- Allow upvalues captured by queued callbacks to be garbage collected when the Promise resolves by deleting the queues when the Promise settles (#39)
 
 ## [3.0.0] - 2020-08-17
 ### Changed
diff --git a/lib/init.lua b/lib/init.lua
index 16ff901..392f4e7 100644
--- a/lib/init.lua
+++ b/lib/init.lua
@@ -1292,6 +1292,10 @@ function Promise.prototype:_finalize()
 		coroutine.wrap(callback)(self._status)
 	end
 
+	self._queuedFinally = nil
+	self._queuedReject = nil
+	self._queuedResolve = nil
+
 	-- Clear references to other Promises to allow gc
 	if not Promise.TEST then
 		self._parent = nil