diff options
Diffstat (limited to 'lisp/emacs-lisp/lisp-mode.el')
| -rw-r--r-- | lisp/emacs-lisp/lisp-mode.el | 84 |
1 files changed, 39 insertions, 45 deletions
diff --git a/lisp/emacs-lisp/lisp-mode.el b/lisp/emacs-lisp/lisp-mode.el index 8626c34f77c..04299aec099 100644 --- a/lisp/emacs-lisp/lisp-mode.el +++ b/lisp/emacs-lisp/lisp-mode.el @@ -1,10 +1,10 @@ ;;; lisp-mode.el --- Lisp mode, and its idiosyncratic commands -;; Copyright (C) 1985, 1986, 1999, 2000, 2001, 2002, 2003, 2004, 2005, -;; 2006, 2007, 2008, 2009, 2010, 2011 Free Software Foundation, Inc. +;; Copyright (C) 1985-1986, 1999-2011 Free Software Foundation, Inc. ;; Maintainer: FSF ;; Keywords: lisp, languages +;; Package: emacs ;; This file is part of GNU Emacs. @@ -85,7 +85,7 @@ (let ((table (copy-syntax-table emacs-lisp-mode-syntax-table))) (modify-syntax-entry ?\[ "_ " table) (modify-syntax-entry ?\] "_ " table) - (modify-syntax-entry ?# "' 14b" table) + (modify-syntax-entry ?# "' 14" table) (modify-syntax-entry ?| "\" 23bn" table) table) "Syntax table used in `lisp-mode'.") @@ -221,8 +221,6 @@ font-lock keywords will not be case sensitive." ;;(set (make-local-variable 'adaptive-fill-mode) nil) (make-local-variable 'indent-line-function) (setq indent-line-function 'lisp-indent-line) - (make-local-variable 'parse-sexp-ignore-comments) - (setq parse-sexp-ignore-comments t) (make-local-variable 'outline-regexp) (setq outline-regexp ";;;\\(;* [^ \t\n]\\|###autoload\\)\\|(") (make-local-variable 'outline-level) @@ -408,10 +406,7 @@ All commands in `lisp-mode-shared-map' are inherited by this map.") (if (and (buffer-modified-p) (y-or-n-p (format "Save buffer %s first? " (buffer-name)))) (save-buffer)) - (let ((compiled-file-name (byte-compile-dest-file buffer-file-name))) - (if (file-newer-than-file-p compiled-file-name buffer-file-name) - (load-file compiled-file-name) - (byte-compile-file buffer-file-name t)))) + (byte-recompile-file buffer-file-name nil 0 t)) (defcustom emacs-lisp-mode-hook nil "Hook run when entering Emacs Lisp mode." @@ -431,7 +426,7 @@ All commands in `lisp-mode-shared-map' are inherited by this map.") :type 'hook :group 'lisp) -(define-derived-mode emacs-lisp-mode nil "Emacs-Lisp" +(define-derived-mode emacs-lisp-mode prog-mode "Emacs-Lisp" "Major mode for editing Lisp code to run in Emacs. Commands: Delete converts tabs to spaces as it moves back. @@ -466,7 +461,7 @@ if that value is non-nil." "Keymap for ordinary Lisp mode. All commands in `lisp-mode-shared-map' are inherited by this map.") -(defun lisp-mode () +(define-derived-mode lisp-mode prog-mode "Lisp" "Major mode for editing Lisp code for Lisps other than GNU Emacs Lisp. Commands: Delete converts tabs to spaces as it moves back. @@ -478,19 +473,12 @@ or to switch back to an existing one. Entry to this mode calls the value of `lisp-mode-hook' if that value is non-nil." - (interactive) - (kill-all-local-variables) - (use-local-map lisp-mode-map) - (setq major-mode 'lisp-mode) - (setq mode-name "Lisp") (lisp-mode-variables nil t) + (set (make-local-variable 'find-tag-default-function) 'lisp-find-tag-default) (make-local-variable 'comment-start-skip) (setq comment-start-skip "\\(\\(^\\|[^\\\\\n]\\)\\(\\\\\\\\\\)*\\)\\(;+\\|#|\\) *") - (setq imenu-case-fold-search t) - (set-syntax-table lisp-mode-syntax-table) - (run-mode-hooks 'lisp-mode-hook)) -(put 'lisp-mode 'find-tag-default-function 'lisp-find-tag-default) + (setq imenu-case-fold-search t)) (defun lisp-find-tag-default () (let ((default (find-tag-default))) @@ -711,7 +699,9 @@ If CHAR is not a character, return nil." "Evaluate sexp before point; print value in minibuffer. With argument, print output into current buffer." (let ((standard-output (if eval-last-sexp-arg-internal (current-buffer) t))) - (eval-last-sexp-print-value (eval (preceding-sexp))))) + ;; Setup the lexical environment if lexical-binding is enabled. + (eval-last-sexp-print-value + (eval (eval-sexp-add-defvars (preceding-sexp)) lexical-binding)))) (defun eval-last-sexp-print-value (value) @@ -739,6 +729,23 @@ With argument, print output into current buffer." (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. @@ -775,16 +782,18 @@ Reinitialize the face according to the `defface' specification." ;; `defcustom' is now macroexpanded to ;; `custom-declare-variable' with a quoted value arg. ((and (eq (car form) 'custom-declare-variable) - (default-boundp (eval (nth 1 form)))) + (default-boundp (eval (nth 1 form) lexical-binding))) ;; Force variable to be bound. - (set-default (eval (nth 1 form)) (eval (nth 1 (nth 2 form)))) + (set-default (eval (nth 1 form) lexical-binding) + (eval (nth 1 (nth 2 form)) lexical-binding)) form) ;; `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)) face-new-frame-defaults)) - (put (eval (nth 1 form)) 'face-defface-spec nil) + (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 @@ -795,10 +804,11 @@ Reinitialize the face according to the `defface' specification." ;; `defface' change the spec, regardless of a saved spec. (prog1 `(prog1 ,form (put ,(nth 1 form) 'saved-face - ',(get (eval (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)) 'saved-face nil))) + (put (eval (nth 1 form) lexical-binding) 'saved-face nil))) ((eq (car form) 'progn) (cons 'progn (mapcar 'eval-defun-1 (cdr form)))) (t form))) @@ -834,7 +844,7 @@ Return the result of evaluation." (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))) @@ -1078,7 +1088,7 @@ is the buffer position of the start of the containing expression." (goto-char calculate-lisp-indent-last-sexp) (or (and (looking-at ":") (setq indent (current-column))) - (and (< (save-excursion (beginning-of-line) (point)) + (and (< (line-beginning-position) (prog2 (backward-sexp) (point))) (looking-at ":") (setq indent (current-column)))) @@ -1217,32 +1227,17 @@ This function also returns nil meaning don't specify the indentation." (put 'prog1 'lisp-indent-function 1) (put 'prog2 'lisp-indent-function 2) (put 'save-excursion 'lisp-indent-function 0) -(put 'save-window-excursion 'lisp-indent-function 0) -(put 'save-selected-window 'lisp-indent-function 0) (put 'save-restriction 'lisp-indent-function 0) (put 'save-match-data 'lisp-indent-function 0) (put 'save-current-buffer 'lisp-indent-function 0) -(put 'with-current-buffer 'lisp-indent-function 1) -(put 'combine-after-change-calls 'lisp-indent-function 0) -(put 'with-output-to-string 'lisp-indent-function 0) -(put 'with-temp-file 'lisp-indent-function 1) -(put 'with-temp-buffer 'lisp-indent-function 0) -(put 'with-temp-message 'lisp-indent-function 1) -(put 'with-syntax-table 'lisp-indent-function 1) (put 'let 'lisp-indent-function 1) (put 'let* 'lisp-indent-function 1) (put 'while 'lisp-indent-function 1) (put 'if 'lisp-indent-function 2) -(put 'read-if 'lisp-indent-function 2) (put 'catch 'lisp-indent-function 1) (put 'condition-case 'lisp-indent-function 2) (put 'unwind-protect 'lisp-indent-function 1) (put 'with-output-to-temp-buffer 'lisp-indent-function 1) -(put 'eval-after-load 'lisp-indent-function 1) -(put 'dolist 'lisp-indent-function 1) -(put 'dotimes 'lisp-indent-function 1) -(put 'when 'lisp-indent-function 1) -(put 'unless 'lisp-indent-function 1) (defun indent-sexp (&optional endpos) "Indent each line of the list starting just after point. @@ -1454,5 +1449,4 @@ means don't indent that line." (provide 'lisp-mode) -;; arch-tag: 414c7f93-c245-4b77-8ed5-ed05ef7ff1bf ;;; lisp-mode.el ends here |