dfcarpenter

(ns railway-oriented-programming
  "An adaptation of [Railway Oriented Programming](rop) using the
  [Cats](cats) library in Clojure.

  [rop]: http://fsharpforfunandprofit.com/posts/recipe-part2/
  [cats]: https://github.com/funcool/cats"
  (:require [cats.builtin]
            [cats.core :as cats]
            [cats.monad.either :as either]))

dfcarpenter

module Ellie.Ui.CodeEditor
    exposing
        ( Attribute
        , LinterMessage
        , Position
        , Severity(..)
        , linterMessages
        , mode
        , onChange
        , readOnly

dfcarpenter

;; This is the Wikipedia entry example encoded graph.
(def graph {:orig [{:a 1.5 :d 2} 0]
            :a    [{:orig 1.5 :b 2} 4]
            :b    [{:a 2 :c 3} 2]
            :c    [{:b 3 :dest 4} 4]
            :dest [{:c 4 :e 2} 0]
            :e    [{:dest 2 :d 3} 2]
            :d    [{:orig 2 :e 3} 4.5]})

(defn a* [graph orig dest]

dfcarpenter

(comment "This is a small experiment inspired by Oskar Wickströms
  excellent work at
  https://haskell-at-work.com/episodes/2018-01-19-domain-modelling-with-haskell-data-structures.html. 
  I wanted to see what would be involved in building the equivalent
  functionality in reasonably ideomatic Clojure. It is also my first
  from scratch use of Clojure spec, which was a very interesting and
  productive experience. It is amazing how little work one has to do
  to be able to generate example datastructures for testing. The
  generated examples helped me find a subtle bug in the tree pretty
  printer, that would have been hard to find without."  "I would love

dfcarpenter

Please read original blog post for reference:
http://blog.process-one.net/embedding-ejabberd-into-an-elixir-phoenix-web-application/