It's just an ancillary note, but there is a function to write out your code to flash directly as opposed to storing it in RAM. It's in the Web IDE -> Settings -> Communications -> Save On Send -> "Direct To Flash".
You can experiment with that as it might free up some additional JSVars if you were not already using it.
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.
It's just an ancillary note, but there is a function to write out your code to flash directly as opposed to storing it in RAM. It's in the Web IDE -> Settings -> Communications -> Save On Send -> "Direct To Flash".
You can experiment with that as it might free up some additional JSVars if you were not already using it.
-hfc