private bool HandleInternal(AutoCompleteEventArgs e, CodeString original, SelfClosingPair pair, out CodeString result) { if (!original.CaretPosition.IsSingleCharacter) { // todo: WrapSelection? result = null; return(false); } var isPresent = original.CaretLine.EndsWith($"{pair.OpeningChar}{pair.ClosingChar}"); if (!_scpService.Execute(pair, original, e.Character, out result)) { return(false); } var prettified = CodePaneHandler.Prettify(e.Module, original); if (!isPresent && original.CaretLine.Length + 2 == prettified.CaretLine.Length && prettified.CaretLine.EndsWith($"{pair.OpeningChar}{pair.ClosingChar}")) { // prettifier just added the pair for us; likely a Sub or Function statement. prettified = original; // pretend this didn't happen. note: probably breaks if original has extra whitespace. } if (!_scpService.Execute(pair, prettified, e.Character, out result)) { return(false); } result = CodePaneHandler.Prettify(e.Module, result); var currentLine = result.Lines[result.CaretPosition.StartLine]; if (!string.IsNullOrWhiteSpace(currentLine) && currentLine.EndsWith(" ") && result.CaretPosition.StartColumn == currentLine.Length) { result = result.ReplaceLine(result.CaretPosition.StartLine, currentLine.TrimEnd()); } if (pair.OpeningChar == '(' && e.Character == pair.OpeningChar && !result.CaretLine.EndsWith($"{pair.OpeningChar}{pair.ClosingChar}")) { // VBE eats it. bail out but still swallow the keypress, since we've already re-prettified. e.Handled = true; result = null; return(false); } return(true); }