It’s fun to play around with this! It could be helpful to add support for parentheses and chaining of commands. For example: \add (\area-circle circ0) (\area-ci

It’s fun to play around with this! It could be helpful to add support for parentheses and chaining of commands. For example: \add (\area-circle circ0) (\area-circle circ1). Intermediate nodes could be anonymous or automatically named.