/// <summary>
/// Registers the shell command recipient that will allow the shell to get commands from the Alfred
/// layer.
/// </summary>
/// <param name="shell">The command recipient.</param>
public void Register(IShellCommandRecipient shell)
{
ShellCommandHandler = shell;
}
/// <summary>
/// Registers the shell command recipient that will allow the shell to get commands from the Alfred
/// layer.
/// </summary>
/// <param name="shell">The command recipient.</param>
/// <exception cref="ArgumentNullException"><paramref name="shell" /> is <see langword="null" />.</exception>
public void Register(IShellCommandRecipient shell)
{
if (shell == null) { throw new ArgumentNullException(nameof(shell)); }
ShellCommandHandler = shell;
}