I don't know what title to enter, please change

[lukaszprus]

🔎 Search Terms

readonly

🕗 Version & Regression Information

• This changed between versions ______ and _______
• This changed in commit or PR _______
• This is the behavior in every version I tried, and I reviewed the FAQ for entries about _________
• I was unable to test this on prior versions because _______

⏯ Playground Link

https://www.typescriptlang.org/play/?ts=6.0.0-dev.20250814#code/KYDwDg9gTgLgBASwHY2FAZgQwMbDgSSQRgUwBsEAvNOAbwFgAoASGWIApjgBbAZwC44AJWCYAJhCRkAngEEoUTNIA8SAK7cARmgB8ASkGaIEMqKQBuJgF8mTUJFhxsZTL15wAoiEzcwpxL6m3MAo7oTEpBTUUHRMzGBqmhTYiEQwnKh8gupaaADaALp6sSysmbx5AAwFcAC8cACMloxxzFDAMGpQSHAwUGrAzcw2jCNAA

💻 Code

// Your code here

🙁 Actual behavior

Is this a bug? we have readonly in the interface method

🙂 Expected behavior

you cannot type the method without readonly

Additional information about the issue

No response

[MartinJohns]

You forgot to fill out the issue template.

Duplicate of #62226 and many others.

[lukaszprus]

Sorry! I just needed to check this quickly

Is it expected behavoiur or a bug then?

Feel free to close this issue

[LukeAbby]

This is an intended behavior. You may be interested in as of yet unreleased enforceReadonly feature.

[typescript-bot]

This issue has been marked as "Duplicate" and has seen no recent activity. It has been automatically closed for house-keeping purposes.