That's a really good point - no, they're not.
I've just filed a bug for it, and I'll try and get it fixed for the next release: https://github.com/espruino/Espruino/issues/1164
@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.
That's a really good point - no, they're not.
I've just filed a bug for it, and I'll try and get it fixed for the next release: https://github.com/espruino/Espruino/issues/1164