From 62b6c9bf7cee3a67fab39f6dc9870d69add352dd Mon Sep 17 00:00:00 2001
From: "J. Nick Koston" <nick@koston.org>
Date: Mon, 19 Jan 2026 17:37:03 -1000
Subject: [PATCH] [esp32_ble] Deprecate ESPBTUUID::to_string() in favor of
 heap-free to_str() (#13376)

---
 esphome/components/esp32_ble/ble_uuid.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/esphome/components/esp32_ble/ble_uuid.h b/esphome/components/esp32_ble/ble_uuid.h
index ae593955a4..6c8ef7bfd9 100644
--- a/esphome/components/esp32_ble/ble_uuid.h
+++ b/esphome/components/esp32_ble/ble_uuid.h
@@ -46,6 +46,8 @@ class ESPBTUUID {
 
   esp_bt_uuid_t get_uuid() const;
 
+  // Remove before 2026.8.0
+  ESPDEPRECATED("Use to_str() instead. Removed in 2026.8.0", "2026.2.0")
   std::string to_string() const;
   const char *to_str(std::span<char, UUID_STR_LEN> output) const;