Class Logger

packages/cli/src/program.ts:161–216

 */

export class Logger implements ILogger {
	_logger: WinstonLogger;
	_verbosity: Verbosity;
	constructor(logger: WinstonLogger) {
		this._logger = logger;

		switch (logger.level) {
			case 'info':
				this._verbosity = Verbosity.INFO;
				break;
			case 'warn':
				this._verbosity = Verbosity.WARN;
				break;
			case 'error':
				this._verbosity = Verbosity.ERROR;
				break;
			case 'debug':
			default:
				this._verbosity = Verbosity.DEBUG;
		}
	}
	getVerbosity(): Verbosity {
		return this._verbosity;
	}
	setVerbosity(verbosity: Verbosity): void {
		switch (verbosity) {
			case Verbosity.INFO:
				this._logger.level = 'info';
				break;
			case Verbosity.WARN:
				this._logger.level = 'warn';
				break;
			case Verbosity.ERROR:
				this._logger.level = 'error';
				break;
			case Verbosity.DEBUG:
				this._logger.level = 'debug';
				break;
			default:
				throw new Error(`Unexpected verbosity, "${verbosity}".`);
		}
		this._verbosity = verbosity;
	}
	debug(msg: string): void {
		this._logger.debug(msg);
	}
	info(msg: string): void {
		this._logger.info(msg);
	}
	warn(msg: string): void {
		this._logger.warn(msg);
	}
	error(msg: string): void {
		this._logger.error(msg);
	}
}