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Add devil-exit-key for easy exit from repeating commands #32

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Add devil-exit-key for easy exit from repeating commands #32

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14 changes: 13 additions & 1 deletion devil.el
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Original file line number Diff line number Diff line change
Expand Up @@ -59,6 +59,13 @@ Devil can be activated using it. To support multiple activation
keys, this keymap may be modified to add multiple keys to
activate Devil.")

(defcustom devil-exit-key nil
"Key that stops the modal repeating of keys in sequence.
For example, you can set it to <return> like `isearch-exit'."
:type '(choice (const :tag "No special key to exit repeating sequence" nil)
(key :tag "Kbd keys that exit repeating sequence"))
:group 'devil)

(defcustom devil-logging nil
"Non-nil iff Devil should print log messages."
:type 'boolean)
Expand Down Expand Up @@ -608,7 +615,12 @@ last-command-event: %s; char-before: %s"
(devil--log "Setting transient repeatable key: %s => %s"
(key-description transient-key) binding)
(define-key map transient-key binding))))
(set-transient-map map t)))
(let ((exitfun (set-transient-map map t)))
(when devil-exit-key
(define-key map (if (key-valid-p devil-exit-key)
(kbd devil-exit-key)
devil-exit-key)
(lambda () (interactive) (funcall exitfun)))))))

(defun devil--find-repeatable-group (described-key)
"Find the repeatable keys group that DESCRIBED-KEY belongs to."
Expand Down