Created
April 14, 2017 17:37
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spec exception
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(ns foo | |
(:require [clojure.spec :as s] | |
[clojure.walk :as walk])) | |
(defn- ->sym | |
"Returns a symbol from a symbol or var" | |
[x] | |
(if (var? x) | |
(let [^clojure.lang.Var v x] | |
(symbol (str (.name (.ns v))) | |
(str (.sym v)))) | |
x)) | |
(defn- unfn [expr] | |
(if (and (seq? expr) | |
(symbol? (first expr)) | |
(= "fn*" (name (first expr)))) | |
(let [[[s] & form] (rest expr)] | |
(conj (walk/postwalk-replace {s '%} form) '[%] 'fn)) | |
expr)) | |
(defn my-resolve [x] | |
(println "a" x) | |
(let [x (resolve x)] | |
(println "b") | |
x)) | |
(defn- res [form] | |
(cond | |
(keyword? form) form | |
(symbol? form) (or (-> form my-resolve ->sym) form) | |
(sequential? form) (walk/postwalk #(if (symbol? %) (res %) %) (unfn form)) | |
:else form)) | |
(defmacro def [x] | |
`(or '~(res x))) | |
(foo/def 'a.a) |
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