public override Chat VisitLine([NotNull] DialogicParser.LineContext context)
{
var cmd = context.GetChild <DialogicParser.CommandContext>(0).GetText();
var actx = context.GetChild <DialogicParser.ArgsContext>(0);
var xargs = actx.children.Where(arg => arg is DialogicParser.ArgContext).ToArray();
var args = Array.ConvertAll(xargs, arg => arg.GetText().Trim());
//Console.WriteLine("cmd: " + cmd + " args: '" + String.Join(",",args) + "'");
Command c = Command.Create(cmd, args);
if (c is Chat)
{
chats.Add((Chat)c);
}
else if (c is Opt)
{
Opt o = (Opt)c;
Command last = LastOfType(parsed, typeof(Ask));
if (!(last is Ask))
{
throw new Exception("Opt must follow Ask");
}
((Ask)last).AddOption(o);
}
else
{
if (chats.Count == 0)
{
chats.Add(new Chat());
}
chats.Last().AddCommand(c);
}
parsed.Push(c);
return(VisitChildren(context));
}
/// <summary>
/// Visit a parse tree produced by <see cref="DialogicParser.line"/>.
/// <para>
/// The default implementation returns the result of calling <see cref="AbstractParseTreeVisitor{Result}.VisitChildren(IRuleNode)"/>
/// on <paramref name="context"/>.
/// </para>
/// </summary>
/// <param name="context">The parse tree.</param>
/// <return>The visitor result.</return>
public virtual Result VisitLine([NotNull] DialogicParser.LineContext context)
{
return(VisitChildren(context));
}