Allow vide.branch to be used in a reactive scope

CHANGELOG.md

@@ -6,6 +6,14 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 
 --------------------------------------------------------------------------------
 
+## Unreleased
+
+### Changed
+
+- `branch()` is now allowed to be used within a reactive scope.
+
+--------------------------------------------------------------------------------
+
 ## [0.4.0] - 2026-01-17
 
 ### Added

src/branch.luau

@@ -13,8 +13,8 @@ local function branch<T>(fn: () -> T): (() -> (), T)
     end
 
     local parent = current.owner
-    if not parent or parent.effect then
-        error(`current scope is not owned by a stable scope`, 0)
+    if not parent then
+        error(`current scope is not owned by a scope`, 0)
     end
 
     local node = create_node(parent, false, false)