I can't remember exactly... but it looks from the commit history like we never put uglifyjs in publicly - so may it's an option...
@Gordon started
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.
I can't remember exactly... but it looks from the commit history like we never put uglifyjs in publicly - so may it's an option...