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Assessment

Difficulty
3/5
Estimated time
1-2 days
Newbie friendliness
55/100
Issue type
Bug
Clarity
Mostly clear
Activity status
Quiet
Tech stack
csharp, powershell
Domain
cli

Research direction

Start at Microsoft.PowerShell.PSConsoleReadLine.ConvertOffsetToPoint and follow the callers shown in the exception, especially ReallyRender, ReplaceSelection, and UpdateListSelection. Reproduce by typing a git command and navigating the suggestions list; done means navigation completes without the IndexOutOfRangeException.

Written by the indexing model from the issue text.

Description

Needs-Triage :mag:
Prerequisites
  • Write a descriptive title.
  • Make sure you are able to repro it on the latest released version
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Exception report
Oops, something went wrong.                                                                                                                                                                                                                                            
Please report this bug with ALL the details below, including both the 'Environment' and 'Exception' sections.                                                                                                                                                          
Please report on GitHub: https://github.com/PowerShell/PSReadLine/issues/new?template=Bug_Report.yaml                                                                                                                                                                  
Thank you!                                                                                                                                                                                                                                                             
                                                                                                                                                                                                                                                                       
### Environment                                                                                                                                                                                                                                                        
PSReadLine: 2.4.5
PowerShell: 5.1.26100.8115
OS: Microsoft Windows 10.0.26100 
BufferWidth: 263
BufferHeight: 7

Last 200 Keys:

 Spacebar c o m m DownArrow DownArrow Enter g i t Spacebar p u s h Enter g i t Spacebar c h e c k o u t Spacebar m a s t e r Enter g i t Spacebar p u l l Enter c d Spacebar . . Enter g i t Spacebar a d d DownArrow DownArrow Enter g i t Spacebar c o m DownArrow DownArrow Enter g i t Spacebar p u s h Enter p o e t r y Spacebar u p d a t e Enter p o e t r y Spacebar a d d Spacebar n u m p y = = 2 . 2 Enter c d Spacebar f a s t Backspace Backspace Backspace Backspace f a s t _ m 3 d s \ Enter t y Backspace Backspace Backspace Backspace g i t Spacebar s t a s h Enter g i t Spacebar c h e c k o u t DownArrow DownArrow Enter g i t Spacebar s t a s h DownArrow Enter g i t Spacebar a d d DownArrow DownArrow Enter g i t Spacebar c o m m DownArrow

### Exception

System.IndexOutOfRangeException: Index was outside the bounds of the array.
   at System.Text.StringBuilder.get_Chars(Int32 index)
   at Microsoft.PowerShell.PSConsoleReadLine.ConvertOffsetToPoint(Int32 offset, StringBuilder buffer)
   at Microsoft.PowerShell.PSConsoleReadLine.ReallyRender(RenderData renderData, String defaultColor)
   at Microsoft.PowerShell.PSConsoleReadLine.ForceRender()
   at Microsoft.PowerShell.PSConsoleReadLine.ReplaceSelection(String selectedItemText)
   at Microsoft.PowerShell.PSConsoleReadLine.UpdateListSelection(Int32 numericArg)
   at Microsoft.PowerShell.PSConsoleReadLine.NextHistory(Nullable`1 key, Object arg)
   at Microsoft.PowerShell.PSConsoleReadLine.ProcessOneKey(PSKeyInfo key, Dictionary`2 dispatchTable, Boolean ignoreIfNoAction, Object arg)
   at Microsoft.PowerShell.PSConsoleReadLine.InputLoop()
   at Microsoft.PowerShell.PSConsoleReadLine.ReadLine(Runspace runspace, EngineIntrinsics engineIntrinsics, CancellationToken cancellationToken, Nullable`1 lastRunStatus)
Screenshot
Image
Environment data
PSReadLine: 2.4.5
PowerShell: 5.1.26100.8115
OS: Microsoft Windows 10.0.26100 
BufferWidth: 263
BufferHeight: 7
Steps to reproduce

As far as I could remember, I was typing a git command and then navigating through the list of the suggestions.

Expected behavior

Easy navigation through the list of of suggestions.

Actual behavior

The above error was displayed.

Dominant language
C#
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