Results

Result.cs

using System;
using System.Collections.Generic;


namespace ResultThings
{
    internal class Result
    {
        public bool Success { get; }

        public string Message { get; }

        protected Result(bool success, string message)
        {
            this.Success = success;
            this.Message = message;
        }
        
        public static Result Failure(string message)
        {
            return new Result(false, message);
        }

        public static Result Successful()
        {
            return new Result(true, string.Empty);
        }
    }
    
    internal class Result<T> : Result
    {
        public T Value { get; }

        Result(T value) : base(success: true, string.Empty)
        {
            this.Value = value;
        }
        
        Result(bool success, string message) : base(success, message) {
        }

        public new static Result<T> Failure(string message)
        {
            return new Result<T>(false, message);
        }
        
        public static Result<T> Successful(T value)
        {
            return new Result<T>(value);
        }
    }

    internal sealed class Usage
    {
        public static Result EmptyResult()
        {
            return Result.Successful();
        }

        public static Result<string> TypedResult()
        {
            return Result<string>.Successful("loll");
        }
    }
}