Weird behavior for fonts with ligatures #2674

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opened 2026-01-30 23:01:55 +00:00 by claunia · 3 comments
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Originally created by @andtit2001 on GitHub (Jul 10, 2019).

Environment

Windows build number: 10.0.18362.175
Windows Terminal version (if applicable): 122f0de

Steps to reproduce

  1. Set "cursorShape" : "bar" and "fontFace" : "Fira Code" in a profile
  2. Run Terminal
  3. Paste symbol CYRILLIC SMALL LETTER ER: р
  4. Press Backspace

Expected behavior

Symbol must be erased.

Actual behavior

Cursor "stucks" in the symbol:
image

Another example

image

Originally created by @andtit2001 on GitHub (Jul 10, 2019). <!-- 🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨 I ACKNOWLEDGE THE FOLLOWING BEFORE PROCEEDING: 1. If I delete this entire template and go my own path, the core team may close my issue without further explanation or engagement. 2. If I list multiple bugs/concerns in this one issue, the core team may close my issue without further explanation or engagement. 3. If I write an issue that has many duplicates, the core team may close my issue without further explanation or engagement (and without necessarily spending time to find the exact duplicate ID number). 4. If I leave the title incomplete when filing the issue, the core team may close my issue without further explanation or engagement. 5. If I file something completely blank in the body, the core team may close my issue without further explanation or engagement. All good? Then proceed! --> <!-- This bug tracker is monitored by Windows Terminal development team and other technical folks. **Important: When reporting BSODs or security issues, DO NOT attach memory dumps, logs, or traces to Github issues**. Instead, send dumps/traces to secure@microsoft.com, referencing this GitHub issue. Please use this form and describe your issue, concisely but precisely, with as much detail as possible. --> # Environment ```none Windows build number: 10.0.18362.175 Windows Terminal version (if applicable): 122f0de ``` # Steps to reproduce 1. Set `"cursorShape" : "bar"` and `"fontFace" : "Fira Code"` in a profile 2. Run Terminal 3. Paste symbol `CYRILLIC SMALL LETTER ER`: `р` 4. Press `Backspace` # Expected behavior Symbol must be erased. # Actual behavior Cursor "stucks" in the symbol: ![image](https://user-images.githubusercontent.com/47827604/60955354-548bec00-a309-11e9-976a-f3b3ae065b6c.png) ## Another example ![image](https://user-images.githubusercontent.com/47827604/60955415-76856e80-a309-11e9-8e8b-e174ddf312b9.png)
Author
Owner

@zadjii-msft commented on GitHub (Jul 10, 2019):

@miniksa may be interested

@zadjii-msft commented on GitHub (Jul 10, 2019): @miniksa may be interested
Author
Owner

@miniksa commented on GitHub (Jul 10, 2019):

Curious, but no idea. I welcome anyone to try to figure it out before I get to it.

@miniksa commented on GitHub (Jul 10, 2019): Curious, but no idea. I welcome anyone to try to figure it out before I get to it.
Author
Owner

@DHowett-MSFT commented on GitHub (Jul 15, 2019):

This looks like #666.

@DHowett-MSFT commented on GitHub (Jul 15, 2019): This looks like #666.
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Reference: starred/terminal#2674