/// <summary>
/// Initializes a new instance of the <see cref="PasteAsCS" /> class.
/// Adds our command handlers for menu (commands must exist in the command table file)
/// </summary>
/// <param name="package">Owner package, not null.</param>
/// <param name="codeConversion">Instance of the code converter, not null.</param>
/// <param name="commandService">Command service to add command to, not null.</param>
private PasteAsCS(CodeConverterPackage package, CodeConversion codeConversion,
OleMenuCommandService commandService)
{
this.package = package ?? throw new ArgumentNullException(nameof(package));
_codeConversion = codeConversion;
commandService = commandService ?? throw new ArgumentNullException(nameof(commandService));
var menuCommandID = new CommandID(CommandSet, CommandId);
var menuItem = package.CreateCommand(CodeEditorMenuItemCallbackAsync, menuCommandID);
menuItem.BeforeQueryStatus += MainEditMenuItem_BeforeQueryStatusAsync;
commandService.AddCommand(menuItem);
}