spectre.console/examples/Console/Progress/DescriptionGenerator.cs

using System;
using System.Collections.Generic;

namespace Spectre.Console.Examples
{
    public static class DescriptionGenerator
    {
        private static readonly string[] _verbs = new[] { "Downloading", "Rerouting", "Retriculating", "Collapsing", "Folding", "Solving", "Colliding", "Measuring" };
        private static readonly string[] _nouns = new[] { "internet", "splines", "space", "capacitators", "quarks", "algorithms", "data structures", "spacetime" };

        private static readonly Random _random;
        private static readonly HashSet<string> _used;

        static DescriptionGenerator()
        {
            _random = new Random(DateTime.Now.Millisecond);
            _used = new HashSet<string>();
        }

        public static bool TryGenerate(out string name)
        {
            var iterations = 0;
            while (iterations < 25)
            {
                name = Generate();
                if (!_used.Contains(name))
                {
                    _used.Add(name);
                    return true;
                }

                iterations++;
            }

            name = Generate();
            return false;
        }

        public static string Generate()
        {
            return _verbs[_random.Next(0, _verbs.Length)]
                + " " + _nouns[_random.Next(0, _nouns.Length)];
        }
    }
}