You cannot select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
clojure-koans/src/path_to_enlightenment.clj

64 lines
1.8 KiB
Clojure

(ns path-to-enlightenment
(:use [clojure.test])
(:require [clojure.set]
[clojure.string]))
(def __ :fill-in-the-blank)
(def ___ (fn [& args] __))
(defn ^:dynamic handle-problem []
(System/exit 0))
(defmacro meditations [& forms]
(let [pairs (partition 2 forms)]
`(do
~@(map
(fn [[doc# code#]]
`(if (is ~code# ~doc#)
:pass
(handle-problem)))
pairs))))
(def ordered-koans
["equalities"
"lists"
"vectors"
"sets"
"maps"
"functions"
"conditionals"
"higher_order_functions"
"runtime_polymorphism"
"sequence_comprehensions"
"creating_functions"
"recursion"
"destructuring"
"refs"
"macros"
"datatypes"])
(defn require-version [[required-major required-minor]]
(let [{:keys [major minor]} *clojure-version*]
(if (or (< major required-major)
(and (== major required-major) (< minor required-minor)))
(throw (Exception. (str "Clojure version " required-major "."
required-minor " or higher required."))))))
(defn parse-required-version []
(let [rdr (clojure.lang.LineNumberingPushbackReader.
(java.io.FileReader. (java.io.File. "project.clj")))
project-form (read rdr)
version-string (->> project-form
(drop 3)
(apply hash-map)
:dependencies
(into {})
('org.clojure/clojure))]
(map read-string
(take 3 (clojure.string/split version-string #"[\.\-]")))))
(defn run []
(require-version (parse-required-version))
(apply load (doall (map (partial str "koans/") ordered-koans)))
(println "You have achieved clojure enlightenment. Namaste."))