(define-abbrev-table 'lisp-mode-abbrev-table ())
(defvar emacs-lisp-mode-syntax-table
- (let ((table (make-syntax-table)))
- (let ((i 0))
- (while (< i ?0)
- (modify-syntax-entry i "_ " table)
- (setq i (1+ i)))
- (setq i (1+ ?9))
- (while (< i ?A)
- (modify-syntax-entry i "_ " table)
- (setq i (1+ i)))
- (setq i (1+ ?Z))
- (while (< i ?a)
- (modify-syntax-entry i "_ " table)
- (setq i (1+ i)))
- (setq i (1+ ?z))
- (while (< i 128)
- (modify-syntax-entry i "_ " table)
- (setq i (1+ i)))
- (modify-syntax-entry ?\s " " table)
- ;; Non-break space acts as whitespace.
- (modify-syntax-entry ?\x8a0 " " table)
- (modify-syntax-entry ?\t " " table)
- (modify-syntax-entry ?\f " " table)
- (modify-syntax-entry ?\n "> " table)
- ;; This is probably obsolete since nowadays such features use overlays.
- ;; ;; Give CR the same syntax as newline, for selective-display.
- ;; (modify-syntax-entry ?\^m "> " table)
- (modify-syntax-entry ?\; "< " table)
- (modify-syntax-entry ?` "' " table)
- (modify-syntax-entry ?' "' " table)
- (modify-syntax-entry ?, "' " table)
- (modify-syntax-entry ?@ "' " table)
- ;; Used to be singlequote; changed for flonums.
- (modify-syntax-entry ?. "_ " table)
- (modify-syntax-entry ?# "' " table)
- (modify-syntax-entry ?\" "\" " table)
- (modify-syntax-entry ?\\ "\\ " table)
- (modify-syntax-entry ?\( "() " table)
- (modify-syntax-entry ?\) ")( " table)
- (modify-syntax-entry ?\[ "(] " table)
- (modify-syntax-entry ?\] ")[ " table))
+ (let ((table (make-syntax-table))
+ (i 0))
+ (while (< i ?0)
+ (modify-syntax-entry i "_ " table)
+ (setq i (1+ i)))
+ (setq i (1+ ?9))
+ (while (< i ?A)
+ (modify-syntax-entry i "_ " table)
+ (setq i (1+ i)))
+ (setq i (1+ ?Z))
+ (while (< i ?a)
+ (modify-syntax-entry i "_ " table)
+ (setq i (1+ i)))
+ (setq i (1+ ?z))
+ (while (< i 128)
+ (modify-syntax-entry i "_ " table)
+ (setq i (1+ i)))
+ (modify-syntax-entry ?\s " " table)
+ ;; Non-break space acts as whitespace.
+ (modify-syntax-entry ?\x8a0 " " table)
+ (modify-syntax-entry ?\t " " table)
+ (modify-syntax-entry ?\f " " table)
+ (modify-syntax-entry ?\n "> " table)
+ ;; This is probably obsolete since nowadays such features use overlays.
+ ;; ;; Give CR the same syntax as newline, for selective-display.
+ ;; (modify-syntax-entry ?\^m "> " table)
+ (modify-syntax-entry ?\; "< " table)
+ (modify-syntax-entry ?` "' " table)
+ (modify-syntax-entry ?' "' " table)
+ (modify-syntax-entry ?, "' " table)
+ (modify-syntax-entry ?@ "' " table)
+ ;; Used to be singlequote; changed for flonums.
+ (modify-syntax-entry ?. "_ " table)
+ (modify-syntax-entry ?# "' " table)
+ (modify-syntax-entry ?\" "\" " table)
+ (modify-syntax-entry ?\\ "\\ " table)
+ (modify-syntax-entry ?\( "() " table)
+ (modify-syntax-entry ?\) ")( " table)
+ (modify-syntax-entry ?\[ "(] " table)
+ (modify-syntax-entry ?\] ")[ " table)
table)
"Syntax table used in `emacs-lisp-mode'.")
"Keymap for Lisp Interaction mode.
All commands in `lisp-mode-shared-map' are inherited by this map.")
-(defvar lisp-interaction-mode-abbrev-table lisp-mode-abbrev-table)
(define-derived-mode lisp-interaction-mode emacs-lisp-mode "Lisp Interaction"
"Major mode for typing and evaluating Lisp forms.
Like Lisp mode except that \\[eval-print-last-sexp] evals the Lisp expression
With argument, print output into current buffer."
(let ((standard-output (if eval-last-sexp-arg-internal (current-buffer) t)))
;; Setup the lexical environment if lexical-binding is enabled.
- (eval-last-sexp-print-value (eval (preceding-sexp) lexical-binding))))
+ (eval-last-sexp-print-value
+ (eval (eval-sexp-add-defvars (preceding-sexp)) lexical-binding))))
(defun eval-last-sexp-print-value (value)
(defvar eval-last-sexp-fake-value (make-symbol "t"))
+(defun eval-sexp-add-defvars (exp &optional pos)
+ "Prepend EXP with all the `defvar's that precede it in the buffer.
+POS specifies the starting position where EXP was found and defaults to point."
+ (if (not lexical-binding)
+ exp
+ (save-excursion
+ (unless pos (setq pos (point)))
+ (let ((vars ()))
+ (goto-char (point-min))
+ (while (re-search-forward
+ "^(def\\(?:var\\|const\\|custom\\)[ \t\n]+\\([^; '()\n\t]+\\)"
+ pos t)
+ (let ((var (intern (match-string 1))))
+ (unless (special-variable-p var)
+ (push var vars))))
+ `(progn ,@(mapcar (lambda (v) `(defvar ,v)) vars) ,exp)))))
+
(defun eval-last-sexp (eval-last-sexp-arg-internal)
"Evaluate sexp before point; print value in minibuffer.
Interactively, with prefix argument, print output into current buffer.
;; `defface' is macroexpanded to `custom-declare-face'.
((eq (car form) 'custom-declare-face)
;; Reset the face.
- (setq face-new-frame-defaults
- (assq-delete-all (eval (nth 1 form) lexical-binding)
- face-new-frame-defaults))
- (put (eval (nth 1 form) lexical-binding) 'face-defface-spec nil)
- ;; Setting `customized-face' to the new spec after calling
- ;; the form, but preserving the old saved spec in `saved-face',
- ;; imitates the situation when the new face spec is set
- ;; temporarily for the current session in the customize
- ;; buffer, thus allowing `face-user-default-spec' to use the
- ;; new customized spec instead of the saved spec.
- ;; Resetting `saved-face' temporarily to nil is needed to let
- ;; `defface' change the spec, regardless of a saved spec.
- (prog1 `(prog1 ,form
- (put ,(nth 1 form) 'saved-face
- ',(get (eval (nth 1 form) lexical-binding)
- 'saved-face))
- (put ,(nth 1 form) 'customized-face
- ,(nth 2 form)))
- (put (eval (nth 1 form) lexical-binding) 'saved-face nil)))
+ (let ((face-symbol (eval (nth 1 form) lexical-binding)))
+ (setq face-new-frame-defaults
+ (assq-delete-all face-symbol face-new-frame-defaults))
+ (put face-symbol 'face-defface-spec nil)
+ (put face-symbol 'face-documentation (nth 3 form))
+ ;; Setting `customized-face' to the new spec after calling
+ ;; the form, but preserving the old saved spec in `saved-face',
+ ;; imitates the situation when the new face spec is set
+ ;; temporarily for the current session in the customize
+ ;; buffer, thus allowing `face-user-default-spec' to use the
+ ;; new customized spec instead of the saved spec.
+ ;; Resetting `saved-face' temporarily to nil is needed to let
+ ;; `defface' change the spec, regardless of a saved spec.
+ (prog1 `(prog1 ,form
+ (put ,(nth 1 form) 'saved-face
+ ',(get face-symbol 'saved-face))
+ (put ,(nth 1 form) 'customized-face
+ ,(nth 2 form)))
+ (put face-symbol 'saved-face nil))))
((eq (car form) 'progn)
(cons 'progn (mapcar 'eval-defun-1 (cdr form))))
(t form)))
(end-of-defun)
(beginning-of-defun)
(setq beg (point))
- (setq form (read (current-buffer)))
+ (setq form (eval-sexp-add-defvars (read (current-buffer))))
(setq end (point)))
;; Alter the form if necessary.
(setq form (eval-defun-1 (macroexpand form)))