Hooked up the command line arguments

Author: jaredpar

src/XUnitConverter/Program.cs

@@ -1,7 +1,9 @@
-using System;
+using Microsoft.CodeAnalysis.MSBuild;
+using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Text;
+using System.Threading;
 using System.Threading.Tasks;
 
 namespace XUnitConverter
@@ -10,7 +12,38 @@ internal static class Program
     {
         internal static void Main(string[] args)
         {
+            if (args.Length != 1)
+            {
+                Console.WriteLine("xunitconverter <project>");
+                return;
+            }
 
+            var cts = new CancellationTokenSource();
+            Console.CancelKeyPress += delegate { cts.Cancel(); };
+            RunAsync(args[0], cts.Token).Wait();
+        }
+
+        private static async Task RunAsync(string projectPath, CancellationToken cancellationToken)
+        {
+            var workspace = MSBuildWorkspace.Create();
+            workspace.LoadMetadataForReferencedProjects = true;
+
+            var project = await workspace.OpenProjectAsync(projectPath, cancellationToken);
+            var solution = project.Solution;
+            var xunitConverter = new XUnitConverter();
+            foreach (var id in project.DocumentIds)
+            {
+                var document = solution.GetDocument(id);
+                var syntaxNode = await document.GetSyntaxRootAsync(cancellationToken);
+                if (syntaxNode == null)
+                {
+                    continue;
+                }
+
+                solution = await xunitConverter.ProcessAsync(document, syntaxNode, cancellationToken);
+            }
+
+            workspace.TryApplyChanges(solution);
         }
     }
 }

src/XUnitConverter/XUnitConverter.cs

@@ -15,7 +15,7 @@
 using System.Runtime.Serialization;
 using System.IO;
 
-namespace Microsoft.DotNet.CodeFormatting.Rules
+namespace XUnitConverter
 {
     internal sealed class XUnitConverter 
     {