how to know error line number on script code in linux headless test

[mingyixu]

After the Linux environment test, I want to know exactly which line the error line is. Now I can only see the screenshot, but I still need to analyze the corresponding script by myself, which is quite troublesome， on the long script code.

Current behavior:

Desired behavior:

Test code to reproduce

Versions

[jennifer-shehane]

I'm not exactly sure which 'error' you're referring to here, but believe that likely this PR will address what you want, which should go out in our next release - it's better errors and shows line/column location of where error originated #6724