From 9766bea1a0419c4be1293764b70a54a040e2d164 Mon Sep 17 00:00:00 2001
From: ShikiSuen <shikisuen@outlook.com>
Date: Thu, 8 Sep 2022 21:44:28 +0800
Subject: [PATCH] UOM // Add capabilities of handling empty data files on load.

---
 Source/Modules/LangModelRelated/SubLMs/lmUserOverride.swift | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Source/Modules/LangModelRelated/SubLMs/lmUserOverride.swift b/Source/Modules/LangModelRelated/SubLMs/lmUserOverride.swift
index e7a52382..2df27502 100644
--- a/Source/Modules/LangModelRelated/SubLMs/lmUserOverride.swift
+++ b/Source/Modules/LangModelRelated/SubLMs/lmUserOverride.swift
@@ -194,6 +194,7 @@ extension vChewing.LMUserOverride {
     let decoder = JSONDecoder()
     do {
       let data = try Data(contentsOf: fileURL, options: .mappedIfSafe)
+      if ["", "{}"].contains(String(data: data, encoding: .utf8)) { return }
       guard let jsonResult = try? decoder.decode([String: KeyObservationPair].self, from: data) else {
         IME.prtDebugIntel("UOM Error: Read file content type invalid, abort loading.")
         return