Top-Level Example for Cleaning Visual Studio projects

program.cs

using System;
using System.IO;
using System.Linq;
using static System.Console;

WriteLine("VSCleaner...");
if (args.Length != 1)
{
  WriteLine("You must supply a directory name.");
  WriteLine("VSCleaner {DirectoryName}");
  return;
}

var toBeDeleted = new string[] { "bin", "obj", "node_modules" };

if (new DirectoryInfo(args[0]).Exists)
{
  CleanDirectories(args[0]);
}

WriteLine("Completed...");

void CleanDirectories(string dirName)
{
  var directories = Directory.GetDirectories(dirName);
  foreach (var directory in directories)
  {
    var info = new DirectoryInfo(directory);
    if (toBeDeleted.Contains(info.Name.ToLower()))
    {
      WriteLine($"Deleting {directory}");
      info.Delete(true);
    }
    else
    {
      CleanDirectories(directory);
    }
  }
}