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maxweber/gist:1156682

Created August 19, 2011 12:19
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pathWithComponents
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gistfile1.clj
(ns path.core
(:use clojure.test)
(:require [clojure.string :as s]))
(defn clean-component [component]
(s/replace component #"/+" ""))
(defn path-prefix [components]
(if (re-find #"/+" (first components))
"/"
""))
(defn pathWithComponents [components]
(apply str (path-prefix components)
(interpose "/"
(remove empty?
(map clean-component components)))))
(testing "pathWithComponents"
(is (= "Apple/Local/Library/Frameworks" (pathWithComponents ["Apple" "Local" "Library" "Frameworks"])))
(is (= "/Apple/Local/Library/Frameworks" (pathWithComponents ["/" "Apple" "Local" "Library" "Frameworks"])))
(is (= "/Apple/Local/Library/Frameworks" (pathWithComponents ["/" "Apple" "Local" "Library" "Frameworks/" "/"])))
(is (= "/Apple/Local/Library/Frameworks" (pathWithComponents ["/" "Apple" "Local" "///////" "Library" "Frameworks" "/"]))))
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