chore(git-provider): Use -C when checking if current directory is a git repo

- move WriteDebug to IsGitRepo
- inline variable for SessionState.Path.CurrentLocation.Path

src/PowershellModule/Git/Commands/NewGitRepoCommand.cs

@@ -15,22 +15,15 @@ public sealed class NewGitRepoCommand : PSCmdlet
 		HelpMessage = "Reference name for the repo")]
 	public string? Name { get; set; }
 
-	public NewGitRepoCommand()
-	{
-	}
-
 	protected override void BeginProcessing()
 	{
-		var pwd = this.SessionState.Path.CurrentLocation.Path;
-		WriteDebug("Checking if current directory is a git repository...");
-
 		GitManager.SetDebugWriter(WriteDebug);
 
-		var repoFolfder = IsGitRepo(pwd);
+		var repoFolder = IsGitRepo(SessionState.Path.CurrentLocation.Path);
 
-		if (repoFolfder is not null)
+		if (repoFolder is not null)
 		{
-			GitManager.Instance.RegisterRepo(repoFolfder.Directory, Name ?? repoFolfder.Folder);
+			GitManager.Instance.RegisterRepo(repoFolder.Directory, Name ?? repoFolder.Folder);
 		}
 		else
 		{
@@ -52,12 +45,13 @@ public sealed class NewGitRepoCommand : PSCmdlet
 
 	private ParsedGitFolderDetails? IsGitRepo(string path)
 	{
+		WriteDebug("Checking if current directory is a git repository...");
+
 		var ps = new ProcessStartInfo("git",
-			["rev-parse", "--show-toplevel"])
+			["-C", path, "rev-parse", "--show-toplevel"])
 		{
 			RedirectStandardOutput = true,
 			RedirectStandardError = true,
-			WorkingDirectory = path
 		};
 
 		// If the user doesn't have git on their path, this will throw an exception that I don't have to do anything
@@ -79,6 +73,8 @@ public sealed class NewGitRepoCommand : PSCmdlet
 			// Gotta trim what we get as it might already have a newline character at the end
 			var dirInfo = new DirectoryInfo(directory.Trim());
 
+			WriteDebug("...location is a git repo (duh).");
+
 			var repoFolderInfo = new ParsedGitFolderDetails
 			{
 				Directory = dirInfo.FullName,