public ParserAppendResult Append(int character)
{
if (this.state == State.Reset)
{
this.state = State.None;
this.Command = null;
this.buffer.Clear();
}
switch (this.state)
{
case State.None:
return(this.AppendNone(character));
case State.Basic:
return(this.AppendBasic(character));
case State.ControlSequence:
return(this.AppendControlSequence(character));
case State.OSCommand:
return(this.AppendOSCommand(character));
case State.PrivacyMessage: // these are identical for now as we do not support them.
case State.ApplicationProgramCommand:
return(this.AppendUntilST(character));
default:
throw new InvalidOperationException("Invalid parser state.");
}
}
private ParserAppendResult CompleteCommand(Commands.Base command, ParserAppendResult result = ParserAppendResult.Complete)
{
this.Command = command ?? throw new ArgumentNullException(nameof(command));
this.state = State.Reset;
return(result);
}