February 25th, 2019
In Technology
No Comments
If you enjoy this article, see the other most popular articles
If you enjoy this article, see the other most popular articles
If you enjoy this article, see the other most popular articles
In Clojure, it is easy to extend the Function protocol
(written by lawrence krubner, however indented passages are often quotes). You can contact lawrence at: lawrence@krubner.com, or follow me on Twitter.
I guess I’ve known this for years, but this is a wonderfully clear article:
(defprotocol IFn "Protocol for adding the ability to invoke an object as a function. For example, a vector can also be used to look up a value: ([1 2 3 4] 1) => 2" (-invoke [this] [this a] [this a b] [this a b c] [this a b c d] [this a b c d e] [this a b c d e f] [this a b c d e f g] [this a b c d e f g h] [this a b c d e f g h i] [this a b c d e f g h i j] [this a b c d e f g h i j k] [this a b c d e f g h i j k l] [this a b c d e f g h i j k l m] [this a b c d e f g h i j k l m n] [this a b c d e f g h i j k l m n o] [this a b c d e f g h i j k l m n o p] [this a b c d e f g h i j k l m n o p q] [this a b c d e f g h i j k l m n o p q r] [this a b c d e f g h i j k l m n o p q r s] [this a b c d e f g h i j k l m n o p q r s t] [this a b c d e f g h i j k l m n o p q r s t rest])) (deftype Keyword [...] ... IFn (-invoke [kw coll] (get coll kw)) (-invoke [kw coll not-found] (get coll kw not-found)) ... )
Post external references
- 1
https://blog.klipse.tech/clojure/2016/04/07/ifn.html
February 8, 2022 9:33 am
From Michael S on How I recovered from Lyme Disease: I fasted for two weeks, no food, just water
"Did you have Bartonella, too? Seems it uses autogenesis..."