dotnet-installer/src/dotnet/commands/dotnet-compile-native/DirectoryExtensions.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Runtime.InteropServices;
using System.IO;

using Microsoft.Dnx.Runtime.Common.CommandLine;
using Microsoft.DotNet.Cli.Utils;
using Microsoft.DotNet.Tools.Common;

namespace Microsoft.DotNet.Tools.Compiler.Native
{
    public static class DirectoryExtensions
    {
        internal static void CleanOrCreateDirectory(string path)
        {
            if (Directory.Exists(path))
            {
                try
                {
                    Directory.Delete(path, recursive: true);
                    Directory.CreateDirectory(path);
                }
                catch (Exception e)
                {
                    Console.WriteLine("Unable to remove directory: " + path);
                    Console.WriteLine(e.Message);
                }
            }
            else
            {
                Directory.CreateDirectory(path);
            }
        }
    }
}