/// <summary>Call Eval on specified command</summary>
/// <param name="trigger"></param>
/// <returns></returns>
public virtual object EvalNext(CmdTrigger <C> trigger, object deflt)
{
if (!trigger.Text.ConsumeNext('('))
{
return(deflt);
}
string text = trigger.Text.NextWord(")");
if (!trigger.Text.HasNext && !trigger.Text.String.EndsWith(")"))
{
return((object)null);
}
NestedCmdTrigger <C> nestedCmdTrigger = trigger.Nest(text);
BaseCommand <C> command = this.GetCommand((CmdTrigger <C>)nestedCmdTrigger);
if (command != null)
{
return(this.Eval((CmdTrigger <C>)nestedCmdTrigger, command));
}
return((object)false);
}
/// <summary>
/// Call Eval on specified command
/// </summary>
/// <param name="trigger"></param>
/// <returns></returns>
public virtual object EvalNext(CmdTrigger <C> trigger, object deflt)
{
if (trigger.Text.ConsumeNext('('))
{
var nestedCmdStr = trigger.Text.NextWord(")");
if (!trigger.Text.HasNext && !trigger.Text.String.EndsWith(")"))
{
// no closing bracket
return(null);
}
var forkTrigger = trigger.Nest(nestedCmdStr);
var cmd = GetCommand(forkTrigger);
if (cmd != null)
{
return(Eval(forkTrigger, cmd));
}
return(false);
}
// not an evaluatable expression
return(deflt);
}