Tootfinder

In #Clojure, if you query a set for a member, and that member is present, that member is returned:
user=> (#{:a :b :c} :a)
:a
The traditional #Lisp function ASSOC has the signature
(ASSOC store key) => value
where store is assumed to be a list of (key . value) dotted pai…

I've just checked out a #Clojure project I last worked on thirteen years ago, compiled it, ran its unit tests, and they all passed. I then ran `lein ancient upgrade :check-clojure` to upgrade all the dependencies to their latest versions, ran the unit tests again, and they all passed.
I did get one 'deprecated' warning. I can live with that!
It's not stability that I c…

OK, I know I keep bragging about #Clojure being remarkably free of bit-rot, and it is.
But I've just hit bit-rot in an eleven year old project of mine, and I'm not sure what to do.
The error is in a #leiningen project built on a