import { ILogger, LogLevel } from "./ILogger" export class NullLogger implements ILogger { log(logLevel: LogLevel, message: string): void { } } export class ConsoleLogger implements ILogger { private readonly minimumLogLevel: LogLevel; constructor(minimumLogLevel: LogLevel) { this.minimumLogLevel = minimumLogLevel; } log(logLevel: LogLevel, message: string): void { if (logLevel >= this.minimumLogLevel) { console.log(`${LogLevel[logLevel]}: ${message}`); } } }