Парсим простой человеколюбивый файл конфигурации.

config-parse.clj

(require '[clojure.string :as cs])
(def conf 
"key1=val1
 key2 = val2
 key3 = \\
  val3
 key\\
  4=val4
 key5=\\
  val5
 key6=\\
  val\\
  6
 keyemp=
 ke\\
  y\\
  7=\\
  va\\
  l7
  ")


(defn parse-conf [text]
  ; [^\\]\n is a separator between two key-value pairs
  (let [p (cs/replace text #"([^\\])\n" "$1\n\n")
        sp (cs/split p #"\n\n")]
    (->> sp
         (map #(cs/replace % #"[\\|\n|\ ]" ""))
         (map cs/trim)
         (filter #(not (cs/blank? %)))
         (map #(cs/split % #"="))
         (map #(if (= (count %) 1) [(first %) nil] %)) ; Handle empty value
         (flatten)
         (apply hash-map))))
  
(println (parse-conf conf))

> {keyemp nil, key1 val1, key2 val2, key3 val3, key4 val4, key5 val5, key6 val6, key7 val7}