Publishing to npm would be great - it'd be great to be able to give people easier steps to get it!
As far as getting that list of builtins, it might be easier to just copy the JSON directly from source files and let you do what you need with it. For instance:
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.
Publishing to npm would be great - it'd be great to be able to give people easier steps to get it!
As far as getting that list of builtins, it might be easier to just copy the JSON directly from source files and let you do what you need with it. For instance:
https://github.com/espruino/Espruino/blob/master/src/jswrap_string.c#L18
There's some documentation on the format here: https://github.com/espruino/Espruino/blob/master/scripts/common.py#L32