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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
commit3d0d1ce42229a8e6cd62d1a1c8f9b1c4c104293a (patch)
tree2e542cfc37c0ae7e6527ffee5faeccb5ec6d4589
parent8337756109d12349b220ba422f148555a2d031c2 (diff)
downloadgeiser-chez-3d0d1ce42229a8e6cd62d1a1c8f9b1c4c104293a.tar.gz
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Autodoc system revamped.
-rw-r--r--elisp/geiser-autodoc.el87
-rw-r--r--elisp/geiser-syntax.el90
-rw-r--r--scheme/guile/geiser/emacs.scm2
-rw-r--r--scheme/guile/geiser/introspection.scm118
4 files changed, 136 insertions, 161 deletions
diff --git a/elisp/geiser-autodoc.el b/elisp/geiser-autodoc.el
index 7460aa1..9f5954d 100644
--- a/elisp/geiser-autodoc.el
+++ b/elisp/geiser-autodoc.el
@@ -67,64 +67,65 @@ when `geiser-autodoc-display-module-p' is on."
(make-variable-buffer-local
(defvar geiser-autodoc--last-funs nil))
-(defun geiser-autodoc--function-args (funs)
- (when funs
- (let ((pr (and (eq (car geiser-autodoc--last) (caar funs)) (car funs))))
- (if pr (geiser-autodoc--fun-args-str (car pr)
- (cdr geiser-autodoc--last)
- (cdr pr))
- (setq geiser-autodoc--last-funs funs)
- (geiser-eval--send
- `(:eval ((:ge arguments) ,@(mapcar (lambda (f) (list 'quote (car f))) funs)))
- 'geiser-autodoc--function-args-cont)
- ""))))
-
-(defun geiser-autodoc--function-args-cont (ret)
- (let ((result (geiser-eval--retort-result ret)))
- (when (and result (listp result))
- (setq geiser-autodoc--last result)
- (let* ((pos (or (cdr (assoc (car result) geiser-autodoc--last-funs)) 0))
- (msg (geiser-autodoc--fun-args-str (car result) (cdr result) pos)))
- (when msg (eldoc-message msg))))))
-
-(defun geiser-autodoc--insert (sym current pos)
- (let ((str (format "%s" sym)))
+(defun geiser-autodoc--function-args (form)
+ (if (equal (car geiser-autodoc--last) form) (cdr geiser-autodoc--last)
+ (when form
+ (let ((res (geiser-eval--send/result
+ `(:eval ((:ge autodoc) (quote (:scm ,form)))))))
+ (when (and res (listp res))
+ (setq geiser-autodoc--last
+ (cons form
+ (geiser-autodoc--str (cdr (assoc 'signature res))
+ (or (cdr (assoc 'position res)) 0)
+ (cdr (assoc 'module res)))))
+ (cdr geiser-autodoc--last))))))
+
+(defun geiser-autodoc--insert-arg (arg current pos)
+ (let ((str (format "%s" arg)))
(when (= current pos)
(put-text-property 0 (length str)
'face 'geiser-font-lock-autodoc-current-arg
str))
(insert str)))
-(defun geiser-autodoc--fun-args-str (fun args pos)
- (when fun
+(defun geiser-autodoc--insert-args (arg args current pos)
+ (when arg
+ (geiser-autodoc--insert-arg arg current pos)
+ (cond ((null args) (insert ")"))
+ ((listp args)
+ (insert " ")
+ (geiser-autodoc--insert-args (car args) (cdr args) (1+ current) pos))
+ (t (insert " . ")
+ (geiser-autodoc--insert-args args nil (1+ current) pos)))))
+
+(defun geiser-autodoc--str (signature pos module)
+ (when signature
(save-current-buffer
(set-buffer (geiser-syntax--font-lock-buffer))
(erase-buffer)
- (let* ((current 0)
- (module (and geiser-autodoc-display-module-p
- (cdr (assoc 'module args))))
- (fun (if module
- (format geiser-autodoc-procedure-name-format module fun)
- fun)))
- (insert "(")
- (geiser-autodoc--insert fun current pos)
- (dolist (arg (cdr (assoc 'required args)))
- (setq current (1+ current))
- (insert " ")
- (geiser-autodoc--insert arg current pos))
- (setq current (1+ current))
- (when (cdr (assoc 'optional args))
- (when (> pos current) (setq current pos))
- (insert " . ")
- (geiser-autodoc--insert (cdr (assoc 'optional args)) current pos))
- (insert ")")
+ (let ((proc (car signature))
+ (args (cdr signature)))
+ (insert (format "(%s "
+ (if module
+ (format geiser-autodoc-procedure-name-format module proc)
+ proc)))
+ (if args
+ (if (listp args)
+ (geiser-autodoc--insert-args (car args) (cdr args) 1 pos)
+ (insert ". ")
+ (geiser-autodoc--insert-arg args 1 1)
+ (insert ")"))
+ (delete-char -1)
+ (insert ")"))
(buffer-string)))))
;;; Autodoc function:
(defun geiser-autodoc--eldoc-function ()
- (or (geiser-autodoc--function-args (geiser-syntax--enclosing-form-data)) ""))
+ (condition-case e
+ (or (geiser-autodoc--function-args (geiser-syntax--get-partial-sexp t)) "")
+ (error (format "Autodoc not available (%s)" (error-message-string e)))))
;;; Autodoc mode:
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:
diff --git a/scheme/guile/geiser/emacs.scm b/scheme/guile/geiser/emacs.scm
index f440827..7f03be8 100644
--- a/scheme/guile/geiser/emacs.scm
+++ b/scheme/guile/geiser/emacs.scm
@@ -29,7 +29,7 @@
ge:compile
ge:compile-file
ge:load-file)
- #:re-export (ge:arguments
+ #:re-export (ge:autodoc
ge:completions
ge:symbol-location
ge:symbol-documentation
diff --git a/scheme/guile/geiser/introspection.scm b/scheme/guile/geiser/introspection.scm
index ca6afae..4b833d5 100644
--- a/scheme/guile/geiser/introspection.scm
+++ b/scheme/guile/geiser/introspection.scm
@@ -25,7 +25,7 @@
;;; Code:
(define-module (geiser introspection)
- #:export (arguments
+ #:export (autodoc
completions
symbol-location
symbol-documentation
@@ -33,23 +33,63 @@
module-children
module-location)
#:use-module (system vm program)
+ #:use-module (ice-9 regex)
#:use-module (ice-9 session)
#:use-module (ice-9 documentation)
#:use-module (srfi srfi-1))
-(define (arguments sym . syms)
- (let loop ((sym sym) (syms syms))
- (cond ((obj-args (symbol->obj sym)) => (lambda (args)
- (cons sym (apply args-alist args))))
- ((null? syms) #f)
- (else (loop (car syms) (cdr syms))))))
+(define (autodoc form)
+ (cond ((null? form) #f)
+ ((symbol? form) (describe-application (list form)))
+ ((list? form)
+ (let ((lst (last form)))
+ (cond ((symbol? lst) (or (describe-application (list lst))
+ (describe-application form)))
+ ((list? lst)
+ (or (autodoc lst)
+ (autodoc (map (lambda (s) (if (list? s) (gensym) s)) form))))
+ (else (describe-application form)))))
+ (else #f)))
-(define (args-alist args opt module)
- (list (cons 'required args)
- (cons 'optional (or opt '()))
- (cons 'module (cond ((module? module) (module-name module))
- ((list? module) module)
- (else '())))))
+(define (describe-application form)
+ (let* ((fun (car form))
+ (args (obj-args (symbol->obj fun))))
+ (and args
+ (list (cons 'signature (signature fun args))
+ (cons 'position (find-position args form))
+ (cons 'module (symbol-module fun))))))
+
+(define (signature fun args)
+ (let ((req (assq-ref args 'required))
+ (opt (assq-ref args 'optional))
+ (key (assq-ref args 'keyword))
+ (rest (assq-ref args 'rest)))
+ (let ((sgn `(,fun ,@(or req '())
+ ,@(if opt (cons #:optional opt) '())
+ ,@(if key (cons #:key key) '()))))
+ (if rest `(,@sgn . ,rest) sgn))))
+
+(define (find-position args form)
+ (let* ((lf (length form))
+ (lf-1 (- lf 1)))
+ (if (= 1 lf) 0
+ (let ((req (length (or (assq-ref args 'required) '())))
+ (opt (length (or (assq-ref args 'optional) '())))
+ (keys (map (lambda (k) (symbol->keyword (if (list? k) (car k) k)))
+ (or (assq-ref args 'keyword) '())))
+ (rest (assq-ref args 'rest)))
+ (cond ((<= lf (+ 1 req)) lf-1)
+ ((<= lf (+ 1 req opt)) (if (> opt 0) lf lf-1))
+ ((or (memq (last form) keys)
+ (memq (car (take-right form 2)) keys)) =>
+ (lambda (sl)
+ (+ 2 req
+ (if (> opt 0) (+ 1 opt) 0)
+ (- (length keys) (length sl)))))
+ (else (+ 1 req
+ (if (> opt 0) (+ 1 opt) 0)
+ (if (null? keys) 0 (+ 1 (length keys)))
+ (if rest 1 0))))))))
(define (symbol->obj sym)
(and (symbol? sym)
@@ -58,9 +98,9 @@
(define (obj-args obj)
(cond ((not obj) #f)
- ((program? obj) (program-args obj))
- ((procedure? obj) (procedure-args obj))
- ((macro? obj) (macro-args obj))
+ ((or (procedure? obj) (program? obj)) (procedure-arguments obj))
+ ((macro? obj) (or (obj-args (macro-transformer obj))
+ '((required ...))))
(else #f)))
(define (symbol-module sym)
@@ -70,47 +110,9 @@
(apropos-fold (lambda (module name var init)
(if (eq? name sym) (k (module-name module)) init))
#f
- (symbol->string sym)
+ (regexp-quote (symbol->string sym))
(apropos-fold-accessible (current-module)))))))
-(define (program-args program)
- (let* ((arity (program-arity program))
- (arg-no (first arity))
- (opt (> (second arity) 0))
- (args (map first (take (program-bindings program) arg-no))))
- (list (if opt (drop-right args 1) args)
- (and opt (last args))
- (program-module program))))
-
-(define (procedure-args proc)
- (let ((name (procedure-name proc)))
- (cond ((procedure-source proc) => (lambda (src)
- (procedure-args-from-source name src)))
- (else (let* ((arity (procedure-property proc 'arity))
- (req (first arity))
- (opt (third arity)))
- (list (map (lambda (n)
- (string->symbol (format "arg~A" (+ 1 n))))
- (iota req))
- (and opt 'rest)
- (and name (symbol-module name))))))))
-
-(define (procedure-args-from-source name src)
- (let ((formals (cadr src)))
- (cond ((list? formals) (list formals #f (symbol-module name)))
- ((pair? formals) (let ((req (car formals))
- (opt (cdr formals)))
- (list (if (list? req) req (list req))
- opt
- (symbol-module name))))
- (else #f))))
-
-(define (macro-args macro)
- (let ((prog (macro-transformer macro)))
- (if prog
- (obj-args prog)
- (list '(...) #f #f))))
-
(define (completions prefix)
(sort! (map symbol->string
(apropos-internal (string-append "^" prefix)))
@@ -147,10 +149,8 @@
(if doc (display doc))))))
(define (obj-signature sym obj)
- (let* ((args (obj-args obj))
- (req (and args (car args)))
- (opt (and args (cadr args))))
- (and args (if (not opt) `(,sym ,@req) `(,sym ,@req . ,opt)))))
+ (let ((args (obj-args obj)))
+ (and args (signature sym args))))
(define (symbol-documentation sym)
(let ((obj (symbol->obj sym)))