From 6d135e5d63ee34270e6452d0184fe40f45e2b5ec Mon Sep 17 00:00:00 2001
From: Martin Guillon <martin.guillon@akylas.fr>
Date: Thu, 1 Oct 2020 01:54:54 +0200
Subject: [PATCH] fix(core): ObservableArray splice ensure index is > 0 (#8921)

Otherwise it will crash in ListView for iOS for example as it tries to animate an item with a negative row index
---
 packages/core/data/observable-array/index.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/core/data/observable-array/index.ts b/packages/core/data/observable-array/index.ts
index cc026e91e..6f1123e19 100644
--- a/packages/core/data/observable-array/index.ts
+++ b/packages/core/data/observable-array/index.ts
@@ -246,7 +246,7 @@ export class ObservableArray<T> extends Observable {
 			eventName: CHANGE,
 			object: this,
 			action: ChangeType.Splice,
-			index: Math.min(start, this._array.length-1),
+			index: Math.max(Math.min(start, this._array.length-1), 0),
 			removed: result,
 			addedCount: this._array.length + result.length - length,
 		});