(ns guik.evil)
;;1) Special forms cannot be shadowed
(defmacro let* []
(+ 1 1))
;; (let*) ; would yield
;=> clojure.lang.Compiler$CompilerException:
java.lang.IllegalArgumentException: Bad binding form, expected vector
(evil.clj:6)
;;2) Shadowing a macro does not change macros that depend on it.
(defmacro foobar [x]
`(let [a# ~x]
(+ a# a#)))
(defmacro let []
`(guik.evil/let*))
(foobar 10) ;=> 20
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