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cofx.clj
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cofx.clj
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(ns citrus.cofx
(:require [clojure.spec.alpha :as s]))
(defn parse-defhandler [args]
(s/conform
(s/cat
:ctrl-name symbol?
:event-name keyword?
:meta (s/? map?)
:args (s/spec
(s/cat
:event some?
:args some?
:state some?
:cofx some?))
:body (s/* some?))
args))
(defn make-defhandler [args]
(let [result (parse-defhandler args)]
(if (not= result ::s/invalid)
(let [{:keys [ctrl-name event-name meta args body]} result
{:keys [event args state cofx]} args]
`(do
(set! (.-meta ~ctrl-name) (assoc-in (.-meta ~ctrl-name) [:citrus ~event-name] ~meta))
(defmethod ~ctrl-name ~event-name [~event ~args ~state ~cofx] ~@body))))))