From 505520813a91445bffd9e94b6ae6c6592537c07c Mon Sep 17 00:00:00 2001
From: Alexander Cerutti <cerutti.alexander@gmail.com>
Date: Sun, 24 Oct 2021 16:29:41 +0200
Subject: [PATCH] FieldsArray: fixed splice method to check incoming items and
 register their keys in pool;

---
 src/FieldsArray.ts | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/src/FieldsArray.ts b/src/FieldsArray.ts
index 3b3104d..de6ae8d 100644
--- a/src/FieldsArray.ts
+++ b/src/FieldsArray.ts
@@ -95,7 +95,17 @@ export default class FieldsArray extends Array<Schemas.Field> {
 			this[sharedKeysPoolSymbol].delete(item.key),
 		);
 
-		return super.splice(start, deleteCount, ...items);
+		let validItems = items ?? [];
+
+		if (validItems.length) {
+			validItems = Schemas.filterValid(Schemas.Field, items);
+
+			for (let i = 0; i < validItems.length; i++) {
+				this[sharedKeysPoolSymbol].add(validItems[i].key);
+			}
+		}
+
+		return super.splice(start, deleteCount, ...validItems);
 	}
 
 	get length(): number {