such.wrongness
boom!
(boom! fmt & args)(boom! exception-class fmt & args)In the first case, throw a java.lang.Exception whose message was constructed by applying format to fmt and the args. In the second case, the exception thrown is given by exception-class.
(boom! "wow")
(boom! "wow: %s" (cons 1 (cons 2 nil)))
(boom! NumberFormatException "wow: %s" input)