Prevent a memory leak in a nested function (#441)

To fix a crash "Layout.swift: Fatal error: Attempted to read an unowned reference but the object was already deallocated" which is reported at issue #440.
scenee · Feb 23, 2021 · 561d783 · 561d783
1 parent 1bd2e60
commit 561d783
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/Sources/Core.swift b/Sources/Core.swift
@@ -115,7 +115,8 @@ class Core: NSObject, UIGestureRecognizerDelegate {
         interruptAnimationIfNeeded()
 
         if animated {
-            func updateScrollView() {
+            let updateScrollView: () -> Void = { [weak self] in
+                guard let self = self else { return }
                 if self.state == self.layoutAdapter.edgeMostState, abs(self.layoutAdapter.offsetFromEdgeMost) <= 1.0 {
                     self.unlockScrollView()
                 } else {