Private properties assigned in constructor disappear from object

[Hitulya]

🔎 Search Terms

constructor properties assignment

🕗 Version & Regression Information

5.7.2

⏯ Playground Link

No response

💻 Code

Issue.ts

export class Issue {
  string2 = this.string1 + "b";
  constructor(private readonly string1 = "d") {}
}

main.ts

import { Issue } from "./Issue";

const _1 = new Issue();
console.log(_1.string2);

🙁 Actual behavior

Output is "undefinedb"

🙂 Expected behavior

Output should be "db"

Additional information about the issue

I used some class from my previous project, it didn't work correctly. After some investigation I came to this issue.

repo: https://github.com/Hitulya/ts-private-property-undefined-issue

[jcalz]

Presumably a duplicate of #45995 and #55132, but the relevant config for the bug report seems to be hosted in your own repo instead of here in the bug report.

[typescript-bot]

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