Problem with moment locales

[Sergyus]

Describe the bug

I have problem with locales in my app

Reproduction

https://codesandbox.io/s/sad-star-c1ldo

System Info

System:
    OS: Windows 10 10.0.19043
    CPU: (12) x64 Intel(R) Core(TM) i7-10750H CPU @ 2.60GHz
    Memory: 3.53 GB / 15.82 GB
  Binaries:
    Node: 14.18.1 - C:\Program Files\nodejs\node.EXE
    Yarn: 1.22.5 - C:\Program Files (x86)\Yarn\bin\yarn.CMD
    npm: 7.24.1 - C:\Program Files\nodejs\npm.CMD
  Browsers:
    Edge: Spartan (44.19041.1266.0), Chromium (94.0.992.50)
    Internet Explorer: 11.0.19041.1202
  npmPackages:
    @vitejs/plugin-react: ^1.0.0 => 1.0.5
    vite: ^2.6.4 => 2.6.10

Used Package Manager

yarn

Logs

import moment from "moment";
import 'moment/locale/ru';

moment.locale('ru');

not work

Validations

• Follow our Code of Conduct
• Read the Contributing Guidelines.
• Read the docs.
• Check that there isn't already an issue that reports the same bug to avoid creating a duplicate.
• Make sure this is a Vite issue and not a framework-specific issue. For example, if it's a Vue SFC related bug, it should likely be reported to https://github.com/vuejs/vue-next instead.
• Check that this is a concrete bug. For Q&A open a GitHub Discussion or join our Discord Chat Server.
• The provided reproduction is a minimal reproducible example of the bug.

[yankydoo]

I'm having the same issue. A workaround is described here #3755 (comment):

• Replace import 'moment/locale/ru'; with import 'moment/dist/locale/ru';

I'm still interested in what the exact problem is. Should we open a PR at moment.js? EDIT: nevermind, I forgot that moment.js is "done"

[adanluna]

Thanks man!!!