我这样强制转换一个地图(Map)的值:
(require '[clojure.spec :as s])
(defn x-integer? [x]
(cond
(integer? x) x
(string? x) (try
(Integer/parseInt x)
(catch Exception e
:clojure.spec/invalid))
:else :clojure.spec/invalid))
(s/def ::port (s/conformer x-integer?))
(s/def ::config (s/keys :req [::port]))
(s/conform ::config {::port "12345"}) ;;=> #:my.ns{:port "12345"}
然而,我不知道如何使用下面的地图来做同样的事情:
(s/conform ::config {::nested-data {:port "12345"}}) ;;=> something like that maybe ? #:my.ns/nested-data{:port 12345}
如何定义::config
? 另外,使用 {::nested-data {::port "12345"}}
是否更好?