From e396afa74bc064ed2a760bacf802d951b4e51986 Mon Sep 17 00:00:00 2001
From: OlgaLarina <olga.larina.dev@gmail.com>
Date: Thu, 7 Mar 2024 16:37:53 +0300
Subject: [PATCH] work for #4842

---
 src/mask/mask_pattern.ts | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/mask/mask_pattern.ts b/src/mask/mask_pattern.ts
index 3b31a95ee3..ec63f48afa 100644
--- a/src/mask/mask_pattern.ts
+++ b/src/mask/mask_pattern.ts
@@ -2,6 +2,7 @@ import { settings } from "../settings";
 import { Serializer, property } from "../jsonobject";
 import { InputMaskBase } from "./mask_base";
 import { IMaskedInputResult, ITextInputParams } from "./mask_utils";
+import { ILoadFromJSONOptions } from "../base-interfaces";
 
 export interface IMaskLiteral {
   type: "const" | "regex" | "fixed";
@@ -115,6 +116,11 @@ export class InputMaskPattern extends InputMaskBase {
     return "patternmask";
   }
 
+  public fromJSON(json: any, options?: ILoadFromJSONOptions): void {
+    super.fromJSON(json, options);
+    this.updateLiterals();
+  }
+
   public _getMaskedValue(src: string, matchWholeMask: boolean = false): string {
     const input = (src === undefined || src === null) ? "" : src;
     return getMaskedValueByPattern(input, this.literals, matchWholeMask);