C# async Bash function

bash.cs

		public static Task<string> Bash(string cmd, int[] acceptableCodes = null)
		{
			var source = new TaskCompletionSource<string>();
			var escapedArgs = cmd.Replace("\"", "\\\"");
			var process = new Process
			{
				StartInfo = new ProcessStartInfo
				{
					FileName = "bash",
					Arguments = $"-c \"{escapedArgs}\"",
					RedirectStandardOutput = true,
					RedirectStandardError = true,
					UseShellExecute = false,
					CreateNoWindow = true
				},
				EnableRaisingEvents = true
			};
			process.Exited += (sender, args) =>
			{
				var result = process.StandardOutput.ReadToEnd();
				var error = process.StandardError.ReadToEnd();
				if (process.ExitCode == 0 || (acceptableCodes != null && acceptableCodes.Contains(process.ExitCode)))
				{
					source.SetResult(result);
				}
				else
				{
					source.SetException(new Exception($"Command `{cmd}` failed with exit code `{process.ExitCode}`"));
				}

				process.Dispose();
			};

			try
			{
				process.StartInfo.RedirectStandardOutput = true;
				process.Start();
			}
			catch (Exception e)
			{
				source.SetException(e);
			}

			return source.Task;
		}