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authorJose Antonio Ortega Ruiz <jao@gnu.org>2009-02-27 23:29:09 +0100
committerJose Antonio Ortega Ruiz <jao@gnu.org>2009-02-27 23:29:09 +0100
commit6100a2e3ff7469f745dfa20892d0180973dd609d (patch)
tree19c653fe0194a225ce80c6227b600b7f36652711 /elisp/geiser-syntax.el
parent76bcf01bfa5e9b0e9ebf05ed8179f4808c2c2a48 (diff)
downloadgeiser-6100a2e3ff7469f745dfa20892d0180973dd609d.tar.gz
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Autodoc system revamped.
Diffstat (limited to 'elisp/geiser-syntax.el')
-rw-r--r--elisp/geiser-syntax.el90
1 files changed, 32 insertions, 58 deletions
diff --git a/elisp/geiser-syntax.el b/elisp/geiser-syntax.el
index 2025f3d..c8ad338 100644
--- a/elisp/geiser-syntax.el
+++ b/elisp/geiser-syntax.el
@@ -55,27 +55,47 @@
(geiser-popup--define syntax " *geiser syntax analyst*" scheme-mode)
-(defun geiser-syntax--complete-partial-sexp (buffer begin end)
+(defun geiser-syntax--prepare-scheme-for-elisp-reader ()
+ (goto-char (point-min))
+ (while (re-search-forward "#\<\\([^>]*?\\)\>" nil t)
+ (let ((from (match-beginning 1))
+ (to (match-end 1)))
+ (goto-char from)
+ (while (re-search-forward "\\([() ;'`]\\)" to t)
+ (replace-match "\\\\\\1"))
+ (goto-char to)))
+ (goto-char (point-min))
+ (while (re-search-forward "#(" nil t) (replace-match "(vector "))
+ (goto-char (point-min))
+ (while (re-search-forward "#" nil t) (replace-match "\\\\#"))
+ (goto-char (point-min))
+ (skip-syntax-forward "^("))
+
+(defun geiser-syntax--complete-partial-sexp (buffer begin end &optional str)
(set-buffer buffer)
(let ((inhibit-read-only t))
(copy-to-buffer (geiser-syntax--buffer) begin end))
(geiser-syntax--with-buffer
(goto-char (point-max))
- (skip-syntax-backward "-")
+ (skip-syntax-backward "-<>")
+ (kill-region (point) (point-max))
(let ((pps (parse-partial-sexp (point-min) (point))))
- (cond ((nth 8 pps) ;; inside a comment or string
- (delete-region (nth 8 pps) (point-max)))
- ((nth 5 pps) (delete-char -1))) ;; after a quote
- (let ((depth (nth 0 pps)))
- (unless (zerop depth) (insert (make-string depth ?\)))))
+ (when (nth 8 pps) ;; inside a comment or string
+ (delete-region (nth 8 pps) (point-max))))
+ (cond ((eq (char-after (1- (point))) ?\)) (kill-sexp -1) (insert "XXpointXX"))
+ ((eq (char-after (point)) ?\() (kill-sexp 1) (insert "XXpointXX")))
+ (let ((depth (nth 0 (parse-partial-sexp (point-min) (point)))))
+ (unless (zerop depth) (insert (make-string depth ?\)))))
+ (if str
+ (buffer-string)
(geiser-syntax--prepare-scheme-for-elisp-reader)
(read (current-buffer)))))
-(defsubst geiser-syntax--get-partial-sexp ()
- (save-excursion
- (let* ((begin (point))
- (end (progn (beginning-of-defun) (point))))
- (geiser-syntax--complete-partial-sexp (current-buffer) begin end))))
+(defsubst geiser-syntax--get-partial-sexp (&optional str)
+ (unless (zerop (nth 0 (syntax-ppss)))
+ (let* ((end (save-excursion (skip-syntax-forward "^-()") (point)))
+ (begin (save-excursion (beginning-of-defun) (point))))
+ (geiser-syntax--complete-partial-sexp (current-buffer) begin end str))))
(defun geiser-syntax--collect-local-symbols (sexp acc)
(cond ((or (null sexp) (not (listp sexp))) acc)
@@ -100,52 +120,6 @@
(mapcar 'symbol-name
(geiser-syntax--collect-local-symbols (geiser-syntax--get-partial-sexp) '()))))
-(defsubst geiser-syntax--end-of-thing ()
- (let ((sc (or (syntax-class (syntax-after (point))) 0)))
- (when (= sc 7) (forward-char))
- (cond ((nth 3 (syntax-ppss))
- (skip-syntax-forward "^\"")
- (forward-char))
- ((and (= sc 5) (eq ?\( (char-before))) (forward-char))
- ((not (or (= sc 0) (= sc 12))) ;; comment, whitespace
- (ignore-errors (forward-sexp))))
- (point)))
-
-(defun geiser-syntax--enclosing-form-data ()
- (save-excursion
- (let* ((p (geiser-syntax--end-of-thing))
- (current (cons (symbol-at-point) 0))
- (data))
- (ignore-errors
- (while (not (bobp))
- (backward-up-list)
- (save-excursion
- (forward-char)
- (let ((proc (symbol-at-point))
- (arg-no 0))
- (when proc
- (while (< (point) p)
- (forward-sexp)
- (when (< (point) p) (setq arg-no (1+ arg-no))))
- (push (cons proc arg-no) data))))))
- (reverse (if (car current) (push current data) data)))))
-
-(defun geiser-syntax--prepare-scheme-for-elisp-reader ()
- (goto-char (point-min))
- (while (re-search-forward "#\<\\([^>]*?\\)\>" nil t)
- (let ((from (match-beginning 1))
- (to (match-end 1)))
- (goto-char from)
- (while (re-search-forward "\\([() ;'`]\\)" to t)
- (replace-match "\\\\\\1"))
- (goto-char to)))
- (goto-char (point-min))
- (while (re-search-forward "#(" nil t) (replace-match "(vector "))
- (goto-char (point-min))
- (while (re-search-forward "#" nil t) (replace-match "\\\\#"))
- (goto-char (point-min))
- (skip-syntax-forward "^("))
-
;;; Fontify strings as Scheme code: