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(def list (fn [& args] args))
(def cons (fn [x seq] (. RT (cons x seq))))
(def defn (fn [name & fdecl]
(list 'def name (cons 'fn fdecl))))
;(def defn (fn [name & fdecl]
; `(def ~name (fn ~@fdecl))))
(. (the-var defn) (setMacro))
(def syntax-quote (fn [form]
(. clojure.lang.Compiler (syntaxQuote form))))
(. (the-var syntax-quote) (setMacro))
(defn contains [coll key]
(. RT (contains coll key)))
(defn get [coll key]
(. RT (get coll key)))
(defn assoc [coll key val]
(. RT (assoc coll key val)))
(defn dissoc [coll key]
(. RT (dissoc coll key)))
(defn count [coll]
(. RT (count coll)))
(def defmacro (fn [name & args]
(list 'do
(cons 'defn (cons name args))
(list '. (list 'the-var name) '(setMacro)))))
(. (the-var defmacro) (setMacro))
(defmacro when [test & body]
(list 'if test (cons 'do body)))
(defmacro when-not [test & body]
(list 'if test nil (cons 'do body)))
(def t (. RT T))
(defn vector
([] [])
([& args]
(. clojure.lang.PersistentVector (create args))))
(defn nil? [x] (if x nil t))
(defn not [x] (nil? x))
(defn first [x] (. RT (first x)))
(defn rest [x] (. RT (rest x)))
(defn second [x] (. RT (second x)))
(defn eql? [x y] (. RT (equal x y)))
(defn strcat [x y] (. x (concat y)))
(defn str [x] (. x (toString)))
(defn gensym
([] (thisfn "G__"))
([prefix-string] (. clojure.lang.Symbol (intern (strcat prefix-string (str (. RT (nextID))))))))
(defmacro cond [& clauses]
(when clauses
(list 'if (first clauses)
(second clauses)
(cons 'cond (rest (rest clauses))))))
(defmacro and
([] t)
([x] x)
([x & rest] (list 'if x (cons 'and rest))))
(defmacro or
([] nil)
([x] x)
([x & rest]
(let [gor (gensym "or__")]
(list 'let (vector gor x)
(list 'if gor gor (cons 'or rest))))))
(defn spread [arglist]
(cond
(nil? arglist) nil
(nil? (rest arglist)) (first arglist)
:else (cons (first arglist) (thisfn (rest arglist)))))
(defn apply [f & args]
(. f (applyTo (spread args))))
(defn list* [& args]
(spread args))
(defn +
([] 0)
([x] x)
([x y] (. Num (add x y)))
([x y & rest]
(apply thisfn (thisfn x y) rest)))
(defn *
([] 1)
([x] x)
([x y] (. Num (multiply x y)))
([x y & rest]
(apply thisfn (thisfn x y) rest)))
(defn /
([x] (thisfn 1 x))
([x y] (. Num (divide x y)))
([x y & rest]
(apply thisfn (thisfn x y) rest)))
(defn -
([x] (. Num (negate x)))
([x y] (. Num (subtract x y)))
([x y & rest]
(apply thisfn (thisfn x y) rest)))
(defn <
([x] t)
([x y] (. Num (lt x y)))
([x y & rest]
(and (thisfn x y) (apply thisfn y rest))))
(defn <=
([x] t)
([x y] (. Num (lte x y)))
([x y & rest]
(and (thisfn x y) (apply thisfn y rest))))
(defn >
([x] t)
([x y] (. Num (gt x y)))
([x y & rest]
(and (thisfn x y) (apply thisfn y rest))))
(defn >=
([x] t)
([x y] (. Num (gte x y)))
([x y & rest]
(and (thisfn x y) (apply thisfn y rest))))
(defn ==
([x] t)
([x y] (. Num (equiv x y)))
([x y & rest]
(and (thisfn x y) (apply thisfn y rest))))
(defn inc [x]
(. x (onePlus)))
(defn dec [x]
(. x (oneMinus)))
(defn pos? [x]
(. x (plusp)))
(defn neg? [x]
(. x (minusp)))
(defn zero? [x]
(== x 0))
(defn complement [f]
(fn [& args]
(not (apply f args))))
(defn constantly [x]
(fn [& args] x))
(defn identity [x] x)
(defmacro locking [x & body]
(let [gsym (gensym)]
(list 'let [gsym x]
(list 'try-finally
(cons 'do (cons (list 'monitor-enter gsym) body))
(list 'monitor-exit gsym)))))
(defmacro delay [& body]
(list '. 'clojure.lang.Delay (list 'new (list* 'fn [] body))))
(defmacro lazy-cons [x & body]
(list '. 'clojure.lang.FnSeq (list 'new x (list* 'delay body))))
(defn concat
([] nil)
([x & xs]
(cond
(nil? xs) x
(nil? x) (recur (first xs) (rest xs))
:else (lazy-cons (first x) (apply concat (rest x) xs)))))
(defn andfn [& args]
(if (nil? (rest args))
(first args)
(and (first args) (recur (rest args)))))
(defn orfn [& args]
(if (nil? args)
nil
(or (first args) (recur (rest args)))))
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