You might still be able to tweak vertex.io or report it as a bug - after all, the pretty much standard ws library seems to work. Although the RFC asks for masking, dropping connections if it's not there is needlessly harsh, especially given the reasons for masking being turned on.
Espruino is a JavaScript interpreter for low-power Microcontrollers. This site is both a support community for Espruino and a place to share what you are working on.
You might still be able to tweak vertex.io or report it as a bug - after all, the pretty much standard
ws
library seems to work. Although the RFC asks for masking, dropping connections if it's not there is needlessly harsh, especially given the reasons for masking being turned on.I don't have time to fix this right now, but I made an issue for it here: https://github.com/espruino/EspruinoDocs/issues/268
There's some info there if you want to get stuck in and fix it :)