(defun last-sexp-toggle-display (&optional arg)
"Toggle between abbreviated and unabbreviated printed representations."
(interactive "P")
- ;; Normally this command won't be called at end of line.
- ;; But when the end of the line is also the end of the buffer,
- ;; it does get called. For consistency, pretend it was not called.
- (if (eobp)
- (let ((prefix-arg arg))
- (command-execute (lookup-key global-map (this-single-command-keys))))
+ (save-restriction
+ (widen)
(let ((value (get-text-property (point) 'printed-value)))
(when value
(let ((beg (or (previous-single-property-change (min (point-max) (1+ (point)))
(opoint (point))
ignore-quotes
expr)
- (with-syntax-table emacs-lisp-mode-syntax-table
- ;; If this sexp appears to be enclosed in `...'
- ;; then ignore the surrounding quotes.
- (setq ignore-quotes
- (or (eq (following-char) ?\')
- (eq (preceding-char) ?\')))
- (forward-sexp -1)
- ;; If we were after `?\e' (or similar case),
- ;; use the whole thing, not just the `e'.
- (when (eq (preceding-char) ?\\)
- (forward-char -1)
- (when (eq (preceding-char) ??)
- (forward-char -1)))
-
- ;; Skip over `#N='s.
- (when (eq (preceding-char) ?=)
- (let (labeled-p)
- (save-excursion
- (skip-chars-backward "0-9#=")
- (setq labeled-p (looking-at "\\(#[0-9]+=\\)+")))
- (when labeled-p
- (forward-sexp -1))))
-
- (save-restriction
- ;; vladimir@cs.ualberta.ca 30-Jul-1997: skip ` in
- ;; `variable' so that the value is returned, not the
- ;; name
- (if (and ignore-quotes
- (eq (following-char) ?`))
- (forward-char))
- (narrow-to-region (point-min) opoint)
- (setq expr (read (current-buffer)))
- ;; If it's an (interactive ...) form, it's more
- ;; useful to show how an interactive call would
- ;; use it.
- (and (consp expr)
- (eq (car expr) 'interactive)
- (setq expr
- (list 'call-interactively
- (list 'quote
- (list 'lambda
- '(&rest args)
- expr
- 'args)))))
- expr))))))
+ (save-excursion
+ (with-syntax-table emacs-lisp-mode-syntax-table
+ ;; If this sexp appears to be enclosed in `...'
+ ;; then ignore the surrounding quotes.
+ (setq ignore-quotes
+ (or (eq (following-char) ?\')
+ (eq (preceding-char) ?\')))
+ (forward-sexp -1)
+ ;; If we were after `?\e' (or similar case),
+ ;; use the whole thing, not just the `e'.
+ (when (eq (preceding-char) ?\\)
+ (forward-char -1)
+ (when (eq (preceding-char) ??)
+ (forward-char -1)))
+
+ ;; Skip over `#N='s.
+ (when (eq (preceding-char) ?=)
+ (let (labeled-p)
+ (save-excursion
+ (skip-chars-backward "0-9#=")
+ (setq labeled-p (looking-at "\\(#[0-9]+=\\)+")))
+ (when labeled-p
+ (forward-sexp -1))))
+
+ (save-restriction
+ ;; vladimir@cs.ualberta.ca 30-Jul-1997: skip ` in
+ ;; `variable' so that the value is returned, not the
+ ;; name
+ (if (and ignore-quotes
+ (eq (following-char) ?`))
+ (forward-char))
+ (narrow-to-region (point-min) opoint)
+ (setq expr (read (current-buffer)))
+ ;; If it's an (interactive ...) form, it's more
+ ;; useful to show how an interactive call would
+ ;; use it.
+ (and (consp expr)
+ (eq (car expr) 'interactive)
+ (setq expr
+ (list 'call-interactively
+ (list 'quote
+ (list 'lambda
+ '(&rest args)
+ expr
+ 'args)))))
+ expr)))))))
(let ((unabbreviated (let ((print-length nil) (print-level nil))
(prin1-to-string value)))
(print-length eval-expression-print-length)