import 'package:flutter/foundation.dart'; enum LoggerType { info, warning, error } class Logger { static void log(LoggerType logType, Object? instance, String message) { if (kDebugMode) { String className; if (instance is Type) { className = instance.toString(); } else { className = instance?.runtimeType.toString() ?? 'GLOBAL'; } String cat; switch (logType) { case LoggerType.info: cat = 'INFO'; break; case LoggerType.warning: cat = 'WARNING'; break; case LoggerType.error: cat = 'ERROR'; break; } // ignore: avoid_print print('[$cat][$className] $message'); } } }