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make-condition type &rest slot-initializations ⇒ condition
type—a type specifier (for a subtype of condition).
slot-initializations—an initialization argument list.
condition—a condition.
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~
|> 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.