User Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:75.0) Gecko/20100101 Firefox/75.0

Steps to reproduce:

go on youtube,
open the script from https://www.youtube.com/yts/jsbin/desktop_polymer_inlined_html_polymer_flags_v2-vfl3UVLCd/desktop_polymer_inlined_html_polymer_flags_v2.js
click on the "{}" button

Actual results:

the beginning of the script is properly formated and indented
but at some point, no indentation is done at all, everything is aligned to the left

Expected results:

when i try to pretify the same code there https://prettier.io/playground/
the code is properly formated and indented, i expext firefox to work too

Resetting severity to default of --.

Hi,
I don't have the technical knowledge to confirm this issue but I'll add product and component so the team can make some research on it. Hopefully, someone with a more deep understanding of this matter can help. Feel free to route this ticket to the corresponding team.

Regards,
Jerónimo.