Flutter添加日志

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dependencies:
  flutter:
    sdk: flutter

  logger: ^2.1.0

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import 'package:logger/logger.dart';

class XLogger {

  static final Logger _logger = Logger(
    printer: PrettyPrinter(
        methodCount: 2, // number of method calls to be displayed
        errorMethodCount: 8, // number of method calls if stacktrace is provided
        lineLength: 120, // width of the output
        colors: true, // Colorful log messages
        printEmojis: true, // Print an emoji for each log message
        printTime: true // Should each log print contain a timestamp
        ),
  );

  static Logger getLogger() {
    return _logger;
  }
}

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import 'package:base_demo/logger.dart';


XLogger.getLogger().t('counter:$_counter');
XLogger.getLogger().i('counter:$_counter');
XLogger.getLogger().w('counter:$_counter');
XLogger.getLogger().e('counter:$_counter');
XLogger.getLogger().f('counter:$_counter');
XLogger.getLogger().d('counter:$_counter');