PoorMansLog (taking a joke tweet way to seriously)

PoorMansLog.cs

// https://twitter.com/AndrewStellman/status/1332042223987388420

using System;
using System.Collections.Generic;
using Microsoft.Extensions.Logging;

namespace LogTest
{
    public class PoorMansLog : ILogger, IDisposable
    {
        private readonly List<string> _lines = new List<string>();
        private string _scope = "None";

        public IDisposable BeginScope<TState>(TState state)
        {
            _scope = state?.ToString() ?? "None";
            return this;
        }

        public void Dispose()
        {
            _lines.Add($"Ending scope ${_scope}");
            _scope = "None";
        }

        public bool IsEnabled(LogLevel logLevel) => true;

        public void Log<TState>(LogLevel logLevel, EventId eventId, TState state,
            Exception exception, Func<TState, Exception, string> formatter) =>
            _lines.Add($"{DateTime.Now} [{logLevel}] - {eventId} {state}");

        public void GetLog() => string.Join(Environment.NewLine, _lines);
    }
}