From e492e76fa8176d7524cfdd91f91c967ddb95642a Mon Sep 17 00:00:00 2001
From: Yury Imashev <imashev@protonmail.com>
Date: Sun, 29 Nov 2020 22:58:56 +0300
Subject: [PATCH] Weak capture for TraitQueryLayoutSet

---
 Sources/Layout/TraitQueryLayoutSet.swift | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Sources/Layout/TraitQueryLayoutSet.swift b/Sources/Layout/TraitQueryLayoutSet.swift
index a7c3654..cda9e53 100644
--- a/Sources/Layout/TraitQueryLayoutSet.swift
+++ b/Sources/Layout/TraitQueryLayoutSet.swift
@@ -45,7 +45,8 @@ public class TraitQueryLayoutSet: LayoutNode {
         updateLayout()
         NotificationCenter.default.addObserver(self, selector: #selector(didChangeTraitCollection), name: .windowTraitCollectionDidChange, object: nil)
         let revertable = Revertable()
-        revertable.appendBlock {
+        revertable.appendBlock { [weak self] in
+            guard let self = self else { return }
             self.container = nil
             self.revertable?.revert()
             NotificationCenter.default.removeObserver(self)