[actions] Autoformat xibuild.csproj (#16059)

Also fix a merge conflict that made autoformatting not work, and make sure to not add any temporary files to the diff.

Co-authored-by: GitHub Actions Autoformatter <github-actions-autoformatter@xamarin.com>

.github/workflows/autoformat.yml

@@ -54,6 +54,7 @@ jobs:
           echo "No code formatting occurred"
         else
           git add -- .
+          git reset -- autoformat/PR # Don't add this file to the diff
           git config --global user.email "github-actions-autoformatter@xamarin.com"
           git config --global user.name "GitHub Actions Autoformatter"
           git checkout "$GITHUB_HEAD_REF"
@@ -64,7 +65,6 @@ jobs:
 
     - name: 'Upload patch'
       uses: actions/upload-artifact@v3
-      if: steps.autoformat.outputs.autoformatted == 'true'
       with:
         name: autoformat
         path: autoformat/

tools/common/StringUtils.cs

@@ -3,24 +3,24 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Text;
 
-#nullable enable 
+#nullable enable
 
 namespace Xamarin.Utils {
 	internal class StringUtils {
 		static StringUtils ()
 		{
 			PlatformID pid = Environment.OSVersion.Platform;
-			if (((int)pid != 128 && pid != PlatformID.Unix && pid != PlatformID.MacOSX))
+			if (((int) pid != 128 && pid != PlatformID.Unix && pid != PlatformID.MacOSX))
 				shellQuoteChar = '"'; // Windows
 			else
 				shellQuoteChar = '\''; // !Windows
 		}
 
 		static char shellQuoteChar;
-		static char[] mustQuoteCharacters = new char [] { ' ', '\'', ',', '$', '\\' };
+		static char [] mustQuoteCharacters = new char [] { ' ', '\'', ',', '$', '\\' };
 		static char [] mustQuoteCharactersProcess = { ' ', '\\', '"', '\'' };
 
-		public static string[]? Quote (params string[] array)
+		public static string []? Quote (params string [] array)
 		{
 			if (array is null || array.Length == 0)
 				return array;
@@ -53,14 +53,14 @@ namespace Xamarin.Utils {
 			return s.ToString ();
 		}
 
-		public static string[]? QuoteForProcess (IList<string> arguments)
+		public static string []? QuoteForProcess (IList<string> arguments)
 		{
 			if (arguments is null)
 				return Array.Empty<string> ();
 			return QuoteForProcess (arguments.ToArray ());
 		}
 
-		public static string[]? QuoteForProcess (params string [] array)
+		public static string []? QuoteForProcess (params string [] array)
 		{
 			if (array is null || array.Length == 0)
 				return array;
@@ -184,7 +184,7 @@ namespace Xamarin.Utils {
 				} else if (qchar == '\0' && (c == '\'' || c == '"')) {
 					string sofar = builder.ToString ();
 
-					if (GetArgument (builder, buf, i, out endIndex, out ex) is string embedded ) {
+					if (GetArgument (builder, buf, i, out endIndex, out ex) is string embedded) {
 						i = endIndex;
 						builder.Clear ();
 						builder.Append (sofar);
@@ -212,7 +212,7 @@ namespace Xamarin.Utils {
 
 			return builder.ToString ();
 		}
-		
+
 		// Version.Parse requires, minimally, both major and minor parts.
 		// However we want to accept `11` as `11.0`
 		public static Version ParseVersion (string v)
@@ -224,20 +224,19 @@ namespace Xamarin.Utils {
 		}
 	}
 
-	static class StringExtensions
-	{
+	static class StringExtensions {
 		internal static string [] SplitLines (this string s) => s.Split (new [] { Environment.NewLine }, StringSplitOptions.None);
 
 		// Adds an element to an array and returns a new array with the added element.
 		// The original array is not modified.
 		// If the original array is null, a new array is also created, with just the new value.
-		internal static T [] CopyAndAdd<T>(this T[] array, T value)
+		internal static T [] CopyAndAdd<T> (this T [] array, T value)
 		{
 			if (array is null || array.Length == 0)
 				return new T [] { value };
 			var tmpArray = array;
 			Array.Resize (ref array, array.Length + 1);
-			tmpArray[tmpArray.Length - 1] = value;
+			tmpArray [tmpArray.Length - 1] = value;
 			return tmpArray;
 		}
 	}

tools/xibuild/Main.cs

@@ -236,7 +236,7 @@ namespace xibuild {
 					return;
 
 				// MSBuild property names are case insensitive
-				var valueAttribute = toolsets.SelectSingleNode ($"property[translate(@name, 'ABCDEFGHIJKLMNOPQRSTUVWXYZ', 'abcdefghijklmnopqrstuvwxyz')='{name.ToLowerInvariant()}']/@value");
+				var valueAttribute = toolsets.SelectSingleNode ($"property[translate(@name, 'ABCDEFGHIJKLMNOPQRSTUVWXYZ', 'abcdefghijklmnopqrstuvwxyz')='{name.ToLowerInvariant ()}']/@value");
 				if (valueAttribute != null) {
 					valueAttribute.Value = value;
 				} else {