From 12e01c11dbce125f54c11e273f87c7688cff67b2 Mon Sep 17 00:00:00 2001
From: Stephen Celis <stephen@stephencelis.com>
Date: Mon, 13 Oct 2025 10:53:11 -0700
Subject: [PATCH] Add delay to child dismissal

By immediately `nil`-ing out the child store, SwiftUI can misbehave in a
number of ways.

This PR attempts to fix #3789, #3783, #3779.
---
 Sources/ComposableArchitecture/Store.swift | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/Sources/ComposableArchitecture/Store.swift b/Sources/ComposableArchitecture/Store.swift
index 5058be61ceed..fbc345890180 100644
--- a/Sources/ComposableArchitecture/Store.swift
+++ b/Sources/ComposableArchitecture/Store.swift
@@ -343,7 +343,9 @@ public final class Store<State, Action>: _Store {
           .sink { [weak self, weak parent] _ in
             guard let scopeID = self?.scopeID
             else { return }
-            parent?.removeChild(scopeID: scopeID)
+            DispatchQueue.main.asyncAfter(deadline: .now() + .milliseconds(300)) {
+              parent?.removeChild(scopeID: scopeID)
+            }
           } receiveValue: { [weak self] _ in
             guard let self else { return }
             self._$observationRegistrar.withMutation(of: self, keyPath: \.currentState) {}