[thenonameguy]

I'm not certain, but Clojure supports this through CIDER's Enlighten mode: https://docs.cider.mx/cider/debugging/enlighten.html

It would be even better if larger values were inspectable, as it becomes challenging to view more complex data types beyond numbers and short strings.

[medstrom]

The "inline" thingy can be seen as a popup/tooltip, could span many lines.