bug#41649: 27.0.91; beginning-of-defun doesn't work inside React markup in js-jsx-mode

[Dmitry Gutov]

On 02.06.2020 20:27, Brian Leung wrote:
> I wasn't sure if js-beginning-of-defun was preferred here since it does 
> not seem to detect ES2015 arrow functions like what is used here, 
> whereas c-beginning-of-defun handles them fine outside of ReactJS cases: 
> if you try M-: js-beginning-of-defun on my React example, point moves 
> straight from the class declaration to the imports, which is not 
> desirable. Should I file a separate ticket for that?

A separate ticked is probably better.

The fix shouldn't be too hard, but there are a lot of "\\_<function" 
regexps to change or augment in there.