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skip.clj
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skip.clj
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(ns debux.common.skip
(:require [clojure.zip :as z]
[clojure.spec.alpha :as s]
[debux.macro-types :as mt]
[debux.cs.macro-types :as cs.mt]
[debux.common.macro-specs :as ms]
[debux.common.util :as ut] ))
(defn- macro-types [env]
(if (ut/cljs-env? env)
@cs.mt/macro-types*
@mt/macro-types*))
;;; :def-type
(defn insert-skip-in-def [form]
(->> (s/conform ::ms/def-args (next form))
(s/unform ::ms/def-args)
(cons (first form)) ))
;;; :defn-type
(defn- insert-indent-info
[form]
`((ms/skip binding) (ms/skip [ut/*indent-level* (inc ut/*indent-level*)])
(ms/skip (reset! (:evals ~'+debux-dbg-opts+) {}))
(ms/skip (ut/insert-blank-line))
~@form))
(defn- insert-skip-in-prepost [prepost]
`(ms/skip ~prepost))
(defn- insert-indent-info-in-defn-body [arity]
(let [body (:body arity)
body' (ut/vec->map body)]
(cond
(:body body') (update-in arity [:body 1]
#(vector (insert-indent-info %)))
(:prepost+body body')
(-> arity
(update-in [:body 1 :prepost] insert-skip-in-prepost)
(update-in [:body 1 :body] #(vector (insert-indent-info %))) ))))
(defn insert-skip-in-defn [form]
(let [name (first form)
conf (s/conform ::ms/defn-args (next form))
attr-map (get conf :meta)
bs (-> (get conf :bs) ut/vec->map)
arity-1 (get bs :arity-1)
arity-n (get bs :arity-n)]
(->> (cond-> conf
attr-map (assoc :meta `(ms/skip ~attr-map))
arity-1 (update-in [:bs 1] insert-indent-info-in-defn-body)
arity-n (assoc-in [:bs 1 :bodies] (mapv insert-indent-info-in-defn-body
(:bodies arity-n) )))
(s/unform ::ms/defn-args)
(cons name) )))
;;; :fn-type
(defn insert-skip-in-fn [form]
(let [name (first form)
conf (s/conform ::ms/fn-args (next form))
arity-1 (get-in conf [:bs 1])
arity-n (get-in conf [:bs 1 :bodies])]
(->> (cond
arity-n (assoc-in conf [:bs 1 :bodies] (mapv insert-indent-info-in-defn-body
arity-n))
arity-1 (assoc-in conf [:bs 1] (insert-indent-info-in-defn-body arity-1)))
(s/unform ::ms/fn-args)
(cons name) )))
;;; :let-type
(defn- process-let-binding [[binding form]]
[`(ms/skip ~binding) form])
(defn insert-skip-in-let
[[name bs & body]]
(let [bs' (->> (partition 2 bs)
(mapcat process-let-binding)
vec)]
(list* name `(ms/o-skip ~bs')
`(ms/skip (ut/insert-blank-line))
body) ))
(defn insert-skip-in-if-let
[[name bs & body]]
(let [bs' (->> (partition 2 bs)
(mapcat process-let-binding)
vec)]
(list* name `(ms/o-skip ~bs') body) ))
;;; :letfn-type
(defn- process-letfn-binding [[fn-name binding & body]]
`((ms/skip ~fn-name) (ms/skip ~binding) ~@body))
(defn insert-skip-in-letfn
[[name bindings & body]]
(let [bindings' (-> (map process-letfn-binding bindings)
vec)]
(list* name `(ms/o-skip ~bindings')
body) ))
;;; :for-type
(defn- process-for-binding [[binding form]]
(if (keyword? binding)
(case binding
:let `[:let (ms/o-skip ~(->> (partition 2 form)
(mapcat process-let-binding)
vec))]
[binding form])
`[(ms/skip ~binding) ~form] ))
(defn insert-skip-in-for
[[name bindings & body]]
(let [bindings' (->> (partition 2 bindings)
(mapcat process-for-binding)
vec)]
`(~name (ms/o-skip ~bindings')
((ms/skip do)
(ms/skip (ut/insert-blank-line))
~@body) )))
;;; :case-type
(defn- process-case-body [[arg1 arg2]]
(if arg2
`[(ms/skip ~arg1) ~arg2]
[arg1] ))
(defn insert-skip-in-case
[[name expr & body]]
(let [body' (->> (partition-all 2 body)
(mapcat process-case-body))]
(list* name expr body') ))
;;; skip-arg-*-type
(defn insert-skip-arg-1
[[name arg1 & body]]
(list* name `(ms/skip ~arg1) body))
(defn insert-skip-arg-2
[[name arg1 arg2 & body]]
(list* name arg1 `(ms/skip ~arg2) body))
(defn insert-skip-arg-1-2
[[name arg1 arg2 & body]]
(list* name `(ms/skip ~arg1) `(ms/skip ~arg2) body))
(defn insert-skip-arg-1-3
[[name arg1 arg2 arg3 & body]]
(list* name `(ms/skip ~arg1) arg2 `(ms/skip ~arg3) body))
(defn insert-skip-arg-2-3
[[name arg1 arg2 arg3 & body]]
(list* name arg1 `(ms/skip ~arg2) `(ms/skip ~arg3) body))
(defn insert-skip-arg-1-2-3
[[name arg1 arg2 arg3 & body]]
(list* name `(ms/skip ~arg1) `(ms/skip ~arg2) `(ms/skip ~arg3) body))
;;; :skip-all-args-type
(defn insert-skip-all-args
[form]
`(ms/a-skip ~form))
;;; :skip-form-itself-type
(defn insert-skip-form-itself
[form]
`(ms/skip ~form))
;;; :dot-type
(defn insert-skip-in-dot
[[name arg1 arg2]]
(let [arg1' (if (symbol? arg1) `(ms/skip ~arg1) arg1)]
`(~name ~arg1' (ms/skip ~arg2)) ))
;;; insert outermost skip
(defn insert-o-skip
[form]
`(ms/o-skip ~form))
(defn insert-o-skip-for-recur [form & [env]]
(loop [loc (ut/sequential-zip form)
upwards false]
(let [node (z/node loc)]
;(ut/d node)
(cond
(z/end? loc) (z/root loc)
;; upwards start
(and (symbol? node)
(= 'recur (ut/ns-symbol node env))
(not upwards)
(not (ut/o-skip? (-> loc z/up z/up z/down z/node))))
(recur (-> (z/replace (z/up loc)
(insert-o-skip (-> loc z/up z/node)))
z/up)
true)
;; upwards ongoing
(and upwards
(symbol? (first node))
(not (ut/final-target? (ut/ns-symbol (first node) env)
(:loop-type (macro-types env))
env))
(not (ut/o-skip? (-> loc z/up z/down z/node))))
(recur (-> (z/replace loc (insert-o-skip (-> loc z/node)))
z/up)
true)
;; upwards finish
(and upwards
(symbol? (first node))
(ut/final-target? (ut/ns-symbol (first node) env)
(:loop-type (macro-types env))
env))
(recur (z/next loc) false)
:else (recur (z/next loc) false) ))))