Extracted koan logic out into koan-engine.
This commit is contained in:
Sam Ritchie
Colin Jones
1
.gitignore
vendored
1
.gitignore
vendored
@@ -4,3 +4,4 @@ lib
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releases
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*.jar
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.DS_Store
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.lein-deps-sum
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@@ -1,6 +1,6 @@
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(defproject functional-koans "0.4.5"
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:description "The functional koans"
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:description "The functional koans."
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:dependencies [[org.clojure/clojure "1.3.0"]
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[fresh "1.0.2"]
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[jline "0.9.94" :exclusions [junit]]]
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:dev-dependencies [[swank-clojure "1.3.0" :exclusions [org.clojure/clojure]]])
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[koan-engine "0.1.0"]]
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:dev-dependencies [[swank-clojure "1.3.0" :exclusions [org.clojure/clojure]]
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[lein-koan "0.1.0"]])
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199
resources/koans.clj
Normal file
199
resources/koans.clj
Normal file
@@ -0,0 +1,199 @@
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[["equalities" {"__" [true
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2
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7
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5
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4/2
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false
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6/3
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3]}]
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["lists" {"__" [1 2 3 4 5
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1
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[2 3 4 5]
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()
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[:a :b :c :d :e]
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[0 :a :b :c :d :e]
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:a
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[:b :c :d :e]
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"No dice!"
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()]}]
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["vectors" {"__" [1
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[]
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[1]
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[nil]
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2
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[333]
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:peanut
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:jelly
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:jelly
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[:butter :and]
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3]}]
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["sets" {"__" [nil
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3
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#{1 2 3 4 5}
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#{1 2 3 4 5}
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#{2 3}
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#{1 4}]}]
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["maps" {"__" [{}
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0
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1
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2
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2
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1
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1
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"Vancouver"
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nil
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:key-not-found
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true
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false
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"February"
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1 "January"
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2006 2010 2014
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"Vancouver"]}]
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["functions" {"__" [20
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10 5
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30 2
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15
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20 *]
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"___" [(fn [f] (f 5))
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(fn [f] (f 5))]}]
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["conditionals" {"__" [:a
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[]
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nil
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:glory
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4 6 :your-road
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'doom 0
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:cocked-pistol
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:say-what?]}]
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["higher_order_functions" {"__" [4 8 12
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(* x x)
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[false false true false false]
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()
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[:anything :goes :here]
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(< x 31)
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(* 10 x) (< x 4)
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24
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100
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(count a) (count b)]}]
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["runtime_polymorphism" {"__" [(str (:name a) " eats veggies.")
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(str (:name a) " eats animals.")
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(str "I don't know what " (:name a) " eats.")
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"Hello World!"
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"Hello, you silly world."
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"Hello to this group: Peter, Paul, Mary!" ]}]
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["lazy_sequences" {"__" [[1 2 3 4]
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[0 1 2 3 4]
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10
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95
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(range 20)
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:a]
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"___" [(fn [x] :foo)]}]
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["sequence_comprehensions" {"__" [[0 1 2 3 4 5]
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(* index index)
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(range 10)
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(odd? index) (* index index)
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[row column]
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]}]
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["creating_functions" {"__" [true false true
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4
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:a :b :c :d
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:c :d
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4
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8]
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"___" [(complement nil?)
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multiply-by-5
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(comp dec square)]}]
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["recursion" {"__" [true
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acc
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(loop [coll coll
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acc ()]
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(if (seq coll)
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(recur (rest coll) (conj acc (first coll)))
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acc))
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(loop [n n
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acc 1]
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(if (zero? n)
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acc
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(recur (dec n) (* acc n))))]
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"___" [not]}]
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["destructuring" {"__" [":bar:foo"
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(format (str "First comes %s, "
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"then comes %s, "
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"then comes %s with the baby carriage")
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a b c)
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(apply str
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(interpose " "
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(apply list
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first-name
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last-name
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(interleave (repeat "aka") aliases))))
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{:original-parts full-name
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:named-parts {:first first-name :last last-name}}
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(str street-address ", " city ", " state)
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city state
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(str street-address ", " city ", " state)]
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"___" [(fn [[fname lname]
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{:keys [street-address city state]}]
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(str fname " " lname ", "
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street-address ", " city ", " state))
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]}]
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["refs" {"__" ["hello"
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"hello"
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"better"
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"better!!!"
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(dosync (ref-set the-world 0))
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(map :jerry [@the-world @bizarro-world])
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]
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"___" [(fn [x] (+ 20 x))]}]
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["atoms" {"__" [0
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1
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(swap! atomic-clock (partial + 4))
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20
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20
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atomic-clock 20 :fin
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]}]
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["macros" {"__" [~(first form)
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~(nth form 2)
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form
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(drop 2 form)
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"Hello, Macros!"
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10
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'(+ 9 1)
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'(* 10 2)
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'(+ 10 (2 * 3))]}]
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["datatypes" {"__" [(print
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(str "You're really the "
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(.category this)
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", " recipient "... sorry."))
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"peace"
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"literature"
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"physics"
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nil
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[true false]
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(str "Congratulations on your Best Picture Oscar, "
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"Evil Alien Conquerors!")]}]
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["java_interop" {"__" [java.lang.String
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"SELECT * FROM"
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10
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1024
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]
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"___" [#(.toUpperCase %)
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]
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}]]
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@@ -1,7 +1,7 @@
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#!/bin/sh
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CLASSPATH=src
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for f in lib/*.jar; do
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for f in lib/*.jar lib/dev/*.jar resources/; do
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CLASSPATH=$CLASSPATH:$f
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done
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@@ -1,7 +1,7 @@
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#!/bin/sh
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CLASSPATH=src
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for f in lib/*.jar; do
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for f in lib/*.jar lib/dev/*.jar resources/; do
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CLASSPATH=$CLASSPATH:$f
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done
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@@ -1,4 +1,4 @@
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(load "path_to_enlightenment")
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(load "koan_engine/runner")
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(do
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(in-ns 'path-to-enlightenment)
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(run))
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(in-ns 'koan-engine.runner)
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(exec "run"))
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@@ -1,7 +1,8 @@
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#!/bin/sh
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CLASSPATH=src
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for f in lib/*.jar; do
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for f in lib/*.jar lib/dev/*.jar resources/; do
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CLASSPATH=$CLASSPATH:$f
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done
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@@ -1,4 +1,4 @@
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(load "path_to_answer_sheet")
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(load "koan_engine/runner")
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(do
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(in-ns 'path-to-answer-sheet)
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(run))
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(in-ns 'koan-engine.runner)
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(exec "test"))
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@@ -1,279 +0,0 @@
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(ns path-to-answer-sheet
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(:use [runner.koans :only [ordered-koans]]
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[path-to-enlightenment :only [meditations fancy-assert __ ___]]
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[clojure.string :only [join split trim] :as string]))
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(def answers
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{"equalities" {"__" [true
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2
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7
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5
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4/2
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false
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6/3
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3]}
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"lists" {"__" [1 2 3 4 5
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1
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[2 3 4 5]
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()
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[:a :b :c :d :e]
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[0 :a :b :c :d :e]
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:a
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[:b :c :d :e]
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"No dice!"
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()]}
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"vectors" {"__" [1
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[]
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[1]
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[nil]
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2
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[333]
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:peanut
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:jelly
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:jelly
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[:butter :and]
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3]}
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|
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"sets" {"__" [nil
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3
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#{1 2 3 4 5}
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#{1 2 3 4 5}
|
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#{2 3}
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#{1 4}]}
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|
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"maps" {"__" [{}
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0
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1
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2
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2
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||||
1
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||||
1
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||||
"Vancouver"
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nil
|
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:key-not-found
|
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true
|
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false
|
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"February"
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1 "January"
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2006 2010 2014
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"Vancouver"]}
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|
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"functions" {"__" [20
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10 5
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30 2
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15
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20 '*]
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"___" ['(fn [f] (f 5))
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'(fn [f] (f 5))]}
|
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|
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"conditionals" {"__" [:a
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[]
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nil
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:glory
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4 6 :your-road
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''doom 0
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:cocked-pistol
|
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:say-what?]}
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|
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"higher_order_functions" {"__" [4 8 12
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'(* x x)
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[false false true false false]
|
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()
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[:anything :goes :here]
|
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'(< x 31)
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'(* 10 x) '(< x 4)
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24
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100
|
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'(count a) '(count b)]}
|
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|
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"runtime_polymorphism" {"__" ['(str (:name a) " eats veggies.")
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'(str (:name a) " eats animals.")
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'(str "I don't know what " (:name a) " eats.")
|
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"Hello World!"
|
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"Hello, you silly world."
|
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"Hello to this group: Peter, Paul, Mary!" ]}
|
||||
|
||||
"lazy_sequences" {"__" [[1 2 3 4]
|
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[0 1 2 3 4]
|
||||
10
|
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95
|
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'(range 20)
|
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:a]
|
||||
"___" ['(fn [x] :foo)]}
|
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|
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"sequence_comprehensions" {"__" [[0 1 2 3 4 5]
|
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'(* index index)
|
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'(range 10)
|
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'(odd? index) '(* index index)
|
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'[row column]
|
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]}
|
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|
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"creating_functions" {"__" [true false true
|
||||
4
|
||||
:a :b :c :d
|
||||
:c :d
|
||||
4
|
||||
8]
|
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"___" ['(complement nil?)
|
||||
'multiply-by-5
|
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'(comp dec square)]}
|
||||
|
||||
"recursion" {"__" [true
|
||||
'acc
|
||||
'(loop [coll coll
|
||||
acc ()]
|
||||
(if (seq coll)
|
||||
(recur (rest coll) (conj acc (first coll)))
|
||||
acc))
|
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'(loop [n n
|
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acc 1]
|
||||
(if (zero? n)
|
||||
acc
|
||||
(recur (dec n) (* acc n))))]
|
||||
"___" ['not]}
|
||||
|
||||
"destructuring" {"__" [":bar:foo"
|
||||
'(format (str "First comes %s, "
|
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"then comes %s, "
|
||||
"then comes %s with the baby carriage")
|
||||
a b c)
|
||||
'(apply str
|
||||
(interpose " "
|
||||
(apply list
|
||||
first-name
|
||||
last-name
|
||||
(interleave (repeat "aka") aliases))))
|
||||
'{:original-parts full-name
|
||||
:named-parts {:first first-name :last last-name}}
|
||||
'(str street-address ", " city ", " state)
|
||||
'city 'state
|
||||
'(str street-address ", " city ", " state)]
|
||||
"___" ['(fn [[fname lname]
|
||||
{:keys [street-address city state]}]
|
||||
(str fname " " lname ", "
|
||||
street-address ", " city ", " state))
|
||||
]}
|
||||
"refs" {"__" ["hello"
|
||||
"hello"
|
||||
"better"
|
||||
"better!!!"
|
||||
'(dosync (ref-set the-world 0))
|
||||
'(map :jerry [@the-world @bizarro-world])
|
||||
]
|
||||
"___" ['(fn [x] (+ 20 x))]}
|
||||
|
||||
"atoms" {"__" [0
|
||||
1
|
||||
'(swap! atomic-clock (partial + 4))
|
||||
20
|
||||
20
|
||||
'atomic-clock 20 :fin
|
||||
]}
|
||||
|
||||
"macros" {"__" ['~(first form)
|
||||
'~(nth form 2)
|
||||
'form
|
||||
'(drop 2 form)
|
||||
"Hello, Macros!"
|
||||
10
|
||||
''(+ 9 1)
|
||||
''(* 10 2)
|
||||
''(+ 10 (2 * 3))]}
|
||||
|
||||
"datatypes" {"__" ['(print
|
||||
(str "You're really the "
|
||||
(.category this)
|
||||
", " recipient "... sorry."))
|
||||
"peace"
|
||||
"literature"
|
||||
"physics"
|
||||
nil
|
||||
[true false]
|
||||
(str "Congratulations on your Best Picture Oscar, "
|
||||
"Evil Alien Conquerors!")]}
|
||||
|
||||
"java_interop" {"__" ['java.lang.String
|
||||
"SELECT * FROM"
|
||||
10
|
||||
1024
|
||||
]
|
||||
"___" ['#(.toUpperCase %)
|
||||
]
|
||||
}
|
||||
|
||||
})
|
||||
|
||||
(defn replace-with [s k replacements]
|
||||
(let [unreplaced-texts (split s (re-pattern (str "\\b" k "\\b")))]
|
||||
(join
|
||||
(butlast
|
||||
(interleave
|
||||
unreplaced-texts
|
||||
(concat (map pr-str replacements) (repeat k)))))))
|
||||
|
||||
(defn koan-text [koan]
|
||||
(slurp (str "src/koans/" koan ".clj")))
|
||||
|
||||
(defn answers-for [koan sym]
|
||||
((answers koan {}) sym []))
|
||||
|
||||
(defn fill-in-answers [text koan sym]
|
||||
(replace-with text sym (answers-for koan sym)))
|
||||
|
||||
(defn print-non-failing-error [koan]
|
||||
(println (str "\n" koan ".clj is passing without filling in the blanks")))
|
||||
|
||||
(defmacro ensure-failure [& forms]
|
||||
(let [pairs (partition 2 forms)
|
||||
tests (map (fn [[doc# code#]]
|
||||
`(if (try
|
||||
(fancy-assert ~code# ~doc#)
|
||||
false
|
||||
(catch AssertionError e# true)
|
||||
(catch Exception e# true))
|
||||
:pass
|
||||
(throw (AssertionError. (pr-str ~doc# ~code#)))))
|
||||
pairs)]
|
||||
`(do ~@tests)))
|
||||
|
||||
(defn ensure-failing-without-answers []
|
||||
(if (every?
|
||||
(fn [koan]
|
||||
(let [form (koan-text koan)
|
||||
form (string/replace form "(meditations" "(ensure-failure")
|
||||
fake-err (java.io.PrintStream. (java.io.ByteArrayOutputStream.))
|
||||
real-err System/err
|
||||
result (try
|
||||
(load-string form)
|
||||
true
|
||||
(catch AssertionError e (prn e) false)
|
||||
(catch Exception e (prn e) false))]
|
||||
(if result
|
||||
:pass
|
||||
(print-non-failing-error koan))))
|
||||
ordered-koans)
|
||||
(println "\nTests all fail before the answers are filled in.")))
|
||||
|
||||
(defn ensure-passing-with-answers []
|
||||
(try
|
||||
(dorun (map
|
||||
(fn [koan]
|
||||
(load-string
|
||||
(-> (koan-text koan)
|
||||
(fill-in-answers koan "__")
|
||||
(fill-in-answers koan "___"))))
|
||||
ordered-koans))
|
||||
(println "\nAll tests pass after the answers are filled in.")
|
||||
|
||||
(catch Exception e
|
||||
(println "\nAnswer sheet fail: " e)
|
||||
(.printStackTrace e)
|
||||
(println "Answer sheet fail"))))
|
||||
|
||||
(defn run []
|
||||
(ensure-failing-without-answers)
|
||||
(ensure-passing-with-answers))
|
||||
|
||||
|
||||
@@ -1,49 +0,0 @@
|
||||
(ns path-to-enlightenment
|
||||
(:use [runner.freshness :only [setup-freshener]])
|
||||
(:require [clojure.set]
|
||||
[clojure.string]))
|
||||
|
||||
(def __ :fill-in-the-blank)
|
||||
(def ___ (fn [& args] __))
|
||||
|
||||
(defmacro fancy-assert
|
||||
([x] (fancy-assert x ""))
|
||||
([x message]
|
||||
`(try
|
||||
(assert ~x ~message)
|
||||
(catch Exception e#
|
||||
(throw (Exception. (str '~message "\n" '~x )
|
||||
e#))))))
|
||||
|
||||
(defmacro meditations [& forms]
|
||||
(let [pairs (partition 2 forms)
|
||||
tests (map (fn [[doc# code#]]
|
||||
`(fancy-assert ~code# ~doc#))
|
||||
pairs)]
|
||||
`(do ~@tests)))
|
||||
|
||||
(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
|
||||
(map (fn [xs] (vec (take 2 xs))))
|
||||
(into {})
|
||||
('org.clojure/clojure))]
|
||||
(map read-string
|
||||
(take 3 (clojure.string/split version-string #"[\.\-]")))))
|
||||
|
||||
(defn run []
|
||||
(require-version (parse-required-version))
|
||||
(setup-freshener))
|
||||
|
||||
@@ -1,34 +0,0 @@
|
||||
(ns runner.freshness
|
||||
(:use [fresh.core :only [clj-files-in freshener]]
|
||||
[clojure.java.io :only [file]]
|
||||
[runner.koans :only [among-paths?
|
||||
namaste
|
||||
next-koan-path
|
||||
ordered-koans
|
||||
ordered-koan-paths
|
||||
tests-pass?]])
|
||||
(:import [java.util.concurrent ScheduledThreadPoolExecutor TimeUnit]))
|
||||
|
||||
(defn files-to-keep-fresh []
|
||||
(clj-files-in (file "src" "koans")))
|
||||
|
||||
(defn report-refresh [report]
|
||||
(when-let [refreshed-files (seq (:reloaded report))]
|
||||
(let [these-koans (filter
|
||||
(among-paths? refreshed-files)
|
||||
(ordered-koan-paths))]
|
||||
(when (every? tests-pass? these-koans)
|
||||
(if-let [next-koan-file (file (next-koan-path (last these-koans)))]
|
||||
(report-refresh {:reloaded [next-koan-file]})
|
||||
(namaste))))
|
||||
(println))
|
||||
:refreshed)
|
||||
|
||||
(def refresh! (freshener files-to-keep-fresh report-refresh))
|
||||
|
||||
(def scheduler (ScheduledThreadPoolExecutor. 1))
|
||||
|
||||
(defn setup-freshener []
|
||||
(println "Starting auto-runner...")
|
||||
(.scheduleWithFixedDelay scheduler refresh! 0 500 TimeUnit/MILLISECONDS)
|
||||
(.awaitTermination scheduler Long/MAX_VALUE TimeUnit/SECONDS))
|
||||
@@ -1,58 +0,0 @@
|
||||
(ns runner.koans
|
||||
(:use [clojure.java.io :only [file]]))
|
||||
|
||||
(def ordered-koans
|
||||
["equalities"
|
||||
"lists"
|
||||
"vectors"
|
||||
"sets"
|
||||
"maps"
|
||||
"functions"
|
||||
"conditionals"
|
||||
"higher_order_functions"
|
||||
"runtime_polymorphism"
|
||||
"lazy_sequences"
|
||||
"sequence_comprehensions"
|
||||
"creating_functions"
|
||||
"recursion"
|
||||
"destructuring"
|
||||
"refs"
|
||||
"atoms"
|
||||
"macros"
|
||||
"datatypes"
|
||||
"java_interop"])
|
||||
|
||||
(defn ordered-koan-paths []
|
||||
(map (fn [koan-name]
|
||||
(.getCanonicalPath (file "src" "koans" (str koan-name ".clj"))))
|
||||
ordered-koans))
|
||||
|
||||
(defn among-paths? [files]
|
||||
(into #{} (map #(.getCanonicalPath %) files)))
|
||||
|
||||
(defn next-koan-path [last-koan-path]
|
||||
(loop [[this-koan & more :as koan-paths] (ordered-koan-paths)]
|
||||
(when (seq more)
|
||||
(if (= last-koan-path this-koan)
|
||||
(first more)
|
||||
(recur more)))))
|
||||
|
||||
(defn tests-pass? [file-path]
|
||||
(use '[path-to-enlightenment :only [meditations __ ___]])
|
||||
(try
|
||||
(load-file file-path)
|
||||
true
|
||||
(catch Exception e
|
||||
(println)
|
||||
(println "Problem in" file-path)
|
||||
(println "---------------------")
|
||||
(println "Assertion failed!")
|
||||
(let [actual-error (or (.getCause e) e)
|
||||
message (or (.getMessage actual-error)
|
||||
(.toString actual-error))]
|
||||
(println (.replaceFirst message "^Assert failed: " "")))
|
||||
false)))
|
||||
|
||||
(defn namaste []
|
||||
(println "\nYou have achieved clojure enlightenment. Namaste."))
|
||||
|
||||
Reference in New Issue
Block a user