From df8d710f4f375a3e13772b400ce902930e2f09b8 Mon Sep 17 00:00:00 2001
From: AYMENJD <53928879+AYMENJD@users.noreply.github.com>
Date: Fri, 4 Oct 2024 17:47:23 +0300
Subject: [PATCH] Check that log tag is non-empty.

---
 td/telegram/Logging.cpp | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/td/telegram/Logging.cpp b/td/telegram/Logging.cpp
index fc7d2a7a6568..65eb84174f37 100644
--- a/td/telegram/Logging.cpp
+++ b/td/telegram/Logging.cpp
@@ -127,6 +127,10 @@ vector<string> Logging::get_tags() {
 }
 
 Status Logging::set_tag_verbosity_level(Slice tag, int new_verbosity_level) {
+  if (tag.empty()) {
+    return Status::Error("Log tag must be non-empty")
+  }
+
   auto it = log_tags.find(tag);
   if (it == log_tags.end()) {
     return Status::Error("Log tag is not found");
@@ -138,6 +142,10 @@ Status Logging::set_tag_verbosity_level(Slice tag, int new_verbosity_level) {
 }
 
 Result<int> Logging::get_tag_verbosity_level(Slice tag) {
+  if (tag.empty()) {
+    return Status::Error("Log tag must be non-empty")
+  }
+
   auto it = log_tags.find(tag);
   if (it == log_tags.end()) {
     return Status::Error("Log tag is not found");