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评估

难度
3/5
预计耗时
1-2 天
新手友好度
55/100
Issue 类型
缺陷
描述清晰度
基本清楚
活跃度
冷清
技术栈
csharp, powershell
领域
cli

调研方向

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.

由索引模型根据 Issue 内容生成。

描述

Needs-Triage :mag:
Prerequisites
  • Write a descriptive title.
  • Make sure you are able to repro it on the latest released version
  • Search the existing issues, especially the pinned issues.
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.

主要语言
C#
星标
4.4k
派生
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PR 合并指标
30 天内没有已合并 PR

环境准备

从这里开始

  1. 先读完整个 Issue,再读项目的贡献指南。
  2. 在 Issue 下留言说明你要接手 —— 这能避免两个人做同样的事。
  3. Fork 仓库,在一个分支上完成修改。
  4. 提交 Pull Request,并在描述里引用这个 Issue 编号。

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