9.2.30 make-condition [Function]

make-condition type &rest slot-initializations ⇒ condition

Arguments and Values::

type—a type specifier (for a subtype of condition).

slot-initializations—an initialization argument list.

condition—a condition.

Description::

Constructs and returns a condition of type type using slot-initializations for the initial values of the slots. The newly created condition is returned.

Examples::

 (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> 

Affected By::

The set of defined condition types.

See Also::

define-condition , Condition System Concepts