💻

• Would you like to work on a fix?

How are you using Babel?

Programmatic API (babel.transform, babel.parse)

Input code

tag`abc\u{1000_0000}`

Configuration file name

No response

Configuration

No response

Current and expected behavior

@babel/parser throws "Numeric separators are not allowed inside unicode escape sequences or hex escape sequences", but it is a valid template literal.

Environment

/

Possible solution

No response

Additional context

No response