/// <summary>
/// 注册以字面量打头的指令
/// </summary>
/// <param name="head">指令头</param>
/// <returns>注册的第一个节点</returns>
public CommandNode <TEnv> Register(string head)
{
CommandNode <TEnv> n = PresetNodes.Literal <TEnv>(head);
Root.AddChild(n);
return(n);
}
/**
* Utility method for registering new commands.
*
* <p>This is a shortcut for calling {@link RootCommandNode#addChild(CommandNode)} after building the provided {@code command}.</p>
*
* <p>As {@link RootCommandNode} can only hold literals, this method will only allow literal arguments.</p>
*
* @param command a literal argument builder to add to this command tree
* @return the node added to this tree
*/
public LiteralCommandNode <TSource> Register(LiteralArgumentBuilder <TSource> command)
{
var build = command.Build();
_root.AddChild(build);
return(build);
}
public TThis Then <TChildNode>(IArgumentBuilder <TSource, TChildNode> argument) where TChildNode : CommandNode <TSource>
{
if (RedirectTarget != null)
{
throw new InvalidOperationException("Cannot add children to a redirected node");
}
_arguments.AddChild(argument.Build());
return(This);
}
