Triple click causes NRE

[danipen]

If you click 3 times on a word in the diff view you get an exception.

2022-10-18 13:52:35,546 LAPTOP-RF03JFTK\gwynt ERROR Program - Error launching plasticx: Object reference not set to an instance of an object.. at AvaloniaEdit.Rendering.VisualLine.GetTextLineByVisualYPosition(Double visualTop)
at AvaloniaEdit.Rendering.VisualLine.GetVisualColumn(Point point, Boolean allowVirtualSpace)
at AvaloniaEdit.Editing.SelectionMouseHandler.GetWordAtMousePosition(PointerEventArgs e)
at AvaloniaEdit.Editing.SelectionMouseHandler.TextArea_MouseLeftButtonDown(Object sender, PointerPressedEventArgs e)
at Avalonia.Interactivity.EventRoute.RaiseEventImpl(RoutedEventArgs e) in /_/src/Avalonia.Base/Interactivity/EventRoute.cs:line 118
at Avalonia.Interactivity.EventRoute.RaiseEvent(IInteractive source, RoutedEventArgs e) in /_/src/Avalonia.Base/Interactivity/EventRoute.cs:line 79
at Avalonia.Interactivity.Interactive.RaiseEvent(RoutedEventArgs e) in /_/src/Avalonia.Base/Interactivity/Interactive.cs:line 126
at Avalonia.Input.MouseDevice.MouseDown(IMouseDevice device, UInt64 timestamp, IInputElement root, Point p, PointerPointProperties properties, KeyModifiers inputModifiers, IInputElement hitTest) in /_/src/Avalonia.Base/Input/MouseDevice.cs:line 120
at Avalonia.Input.MouseDevice.ProcessRawEvent(RawPointerEventArgs e) in /_/src/Avalonia.Base/Input/MouseDevice.cs:line 55
at Avalonia.Input.InputManager.ProcessInput(RawInputEventArgs e) in /_/src/Avalonia.Base/Input/InputManager.cs:line 37
at Avalonia.Controls.TopLevel.HandleInput(RawInputEventArgs e) in /_/src/Avalonia.Controls/TopLevel.cs:line 536
at Avalonia.Win32.WindowImpl.AppWndProc(IntPtr hWnd, UInt32 msg, IntPtr wParam, IntPtr lParam) in /_/src/Windows/Avalonia.Win32/WindowImpl.AppWndProc.cs:line 729
at Avalonia.Win32.WindowImpl.WndProc(IntPtr hWnd, UInt32 msg, IntPtr wParam, IntPtr lParam) in /_/src/Windows/Avalonia.Win32/WindowImpl.WndProc.cs:line 33
at Avalonia.Win32.Interop.UnmanagedMethods.DispatchMessage(MSG& lpmsg)
at Avalonia.Win32.Win32Platform.RunLoop(CancellationToken cancellationToken) in /_/src/Windows/Avalonia.Win32/Win32Platform.cs:line 214
at Avalonia.Threading.Dispatcher.MainLoop(CancellationToken cancellationToken) in /_/src/Avalonia.Base/Threading/Dispatcher.cs:line 61
at Avalonia.Controls.ApplicationLifetimes.ClassicDesktopStyleApplicationLifetime.Start(String[] args) in /_/src/Avalonia.Controls/ApplicationLifetimes/ClassicDesktopStyleApplicationLifetime.cs:line 120
at Avalonia.ClassicDesktopStyleApplicationLifetimeExtensions.StartWithClassicDesktopLifetime[T](T builder, String[] args, ShutdownMode shutdownMode) in /_/src/Avalonia.Controls/ApplicationLifetimes/ClassicDesktopStyleApplicationLifetime.cs:line 209
at PlasticAvalonia.Program.Main(String[] args)