From f55bcff535cccf205a4891c95dbd270385a05244 Mon Sep 17 00:00:00 2001
From: Serhiy Mytrovtsiy <mitrovtsiy@ukr.net>
Date: Sat, 9 Apr 2022 11:50:56 +0200
Subject: [PATCH] fix: enabled new BLE battery level reader only for macOS 11+

---
 Modules/Bluetooth/readers.swift | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Modules/Bluetooth/readers.swift b/Modules/Bluetooth/readers.swift
index 99db4b42..152cd293 100644
--- a/Modules/Bluetooth/readers.swift
+++ b/Modules/Bluetooth/readers.swift
@@ -225,6 +225,8 @@ internal class DevicesReader: Reader<[BLEDevice]>, CBCentralManagerDelegate, CBP
     // MARK: - system_profiler
     
     private func profilerDevices() -> ([bleDevice], [String]) {
+        if #available(macOS 11, *) {} else { return ([], []) }
+        
         guard let res = process(path: "/usr/sbin/system_profiler", arguments: ["SPBluetoothDataType", "-json"]) else {
             return ([], [])
         }