Babel loader does not seem to handle numeric separators in external packages

[l-monninger]

Describe the bug

The babel loader used with run does not appear to handle numeric separators in 4.0.3. I have not tested other versions.

Did you try recovering your dependencies?

Yes.

Which terms did you search for in User Guide?

Yes.

Environment

react-scripts 4.0.03
node v14.17.4
typescript 4.2.4

Steps to reproduce

1. Create React App.
2. Add module that uses numeric separators (color 4.0.1 for example)
3. Attempt to import module that uses numeric separators.
4. react-scripts run

Expected behavior

The app compiles and runs.

Actual behavior

The app does not compile.

Reproducible demo

https://github.com/l-monninger/react-scripts-numeric-separators-demo

[nrayburn-tech]

Same as #11339.

[l-monninger]

@nrayburn-tech is this the recommendation just to eject for now?

[stale]

This issue has been automatically marked as stale because it has not had any recent activity. It will be closed in 5 days if no further activity occurs.