I spent a while implementing a pretty-printer in elisp, only to realise that ielm already has a fine pretty-printer. Turns out that pp-to-string is built-in to Emacs!
(I missed this initially because of the short name: I only found cl-prettyprint.)
miniblog.
Related Posts
I'm implementing an interpreter, and wondering how often I should check for interruptions (e.g. Ctrl-C).
I don't want to spend too much CPU time checking whether I've been interrupted, but I also want slow programs to stop promptly. It's tricky.
The Bitter Lesson: how implementing generic search and scaling compute outperforms custom logic in many situations:
Implementing type checking as another interpreter, with short, accessible examples: