static Node ParseBlock()
{
CommandBlock node = new CommandBlock();
if (tokens.Current.Type == TokenTypes.LBRACE)
{
tokens.SelectNext();
while (tokens.Current.Type != TokenTypes.RBRACE)
{
node.AddChild(ParseCommand());
}
tokens.SelectNext();
}
else
{
throw new RaulException($"Expected '{{' at {tokens.Position}");
}
return(node);
}