type—a type specifier (for a subtype of
slot-initializations—an initialization argument list.
Constructs and returns a condition of type type using slot-initializations for the initial values of the slots. The newly created condition is returned.
(defvar *oops-count* 0) (setq a (make-condition 'simple-error :format-control "This is your ~:R error." :format-arguments (list (incf *oops-count*)))) → #<SIMPLE-ERROR 32245104> (format t "~&~A~%" a) ▷ This is your first error. → NIL (error a) ▷ Error: This is your first error. ▷ To continue, type :CONTINUE followed by an option number: ▷ 1: Return to Lisp Toplevel. ▷ Debug>
The set of defined condition types.
define-condition, Section 9.1 (Condition System Concepts)