Does this issue occur when all extensions are disabled?: Yes

About VSCode:

Version: 1.91.1 (Universal)
Commit: f1e16e1e6214d7c44d078b1f0607b2388f29d729
Date: 2024-07-09T22:07:54.982Z
Electron: 29.4.0
ElectronBuildId: 9728852
Chromium: 122.0.6261.156
Node.js: 20.9.0
V8: 12.2.281.27-electron.0
OS: Darwin arm64 22.6.0

Background

Issue #50045 has been resolved by PR #203605. However, this PR ignored simpleWidget editors (like chat or SCM input Editor).

Steps to Reproduce:

1. Config "editor.wordSegmenterLocales": ["zh-CN"], in settings.json
2. Paste 测试测试测试测试测试测试 (or any other test string) into chat or SCM input editor
3. Trigger cursorWordLeft or cursorWordRight (shortcut: Option + ArrowLeft or ArrowRight)
4. editor.wordSegmenterLocales configuration don't take effect in these editors

Reason

The getSimpleEditorOptions function don't return wordSegmenterLocales property.

ScreenShot