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* progmodes/octave.el (inferior-octave-completion-table): No

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longer a function and all uses changed.  Use cache to speed up
completion due to bug#11906.
(octave-beginning-of-defun): Re-write to be more general.
This commit is contained in:
Leo Liu 2013-05-10 14:26:42 +08:00
parent d5837773e0
commit f71c50d026
2 changed files with 43 additions and 30 deletions
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7
lisp/ChangeLog
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@ -1,3 +1,10 @@
2013-05-10 Leo Liu <sdl.web@gmail.com>
* progmodes/octave.el (inferior-octave-completion-table): No
longer a function and all uses changed. Use cache to speed up
completion due to bug#11906.
(octave-beginning-of-defun): Re-write to be more general.
2013-05-10 Glenn Morris <rgm@gnu.org>
* emacs-lisp/cl-macs.el (cl-loop): Doc fix.

66
lisp/progmodes/octave.el
View File

@ -732,13 +732,22 @@ startup file, `~/.emacs-octave'."
;; A trick to get the prompt highlighted.
(comint-send-string proc "\n")))
(defun inferior-octave-completion-table ()
(completion-table-dynamic
(lambda (command)
(inferior-octave-send-list-and-digest
(list (concat "completion_matches (\"" command "\");\n")))
(sort (delete-dups inferior-octave-output-list)
'string-lessp))))
(defvar inferior-octave-completion-table
;;
;; Use cache to avod repetitive computation of completions due to
;; bug#11906 - http://debbugs.gnu.org/11906 - which may cause
;; noticeable delay. CACHE: (CMD TIME VALUE).
(let ((cache))
(completion-table-dynamic
(lambda (command)
(unless (and (equal (car cache) command)
(< (float-time) (+ 5 (cadr cache))))
(inferior-octave-send-list-and-digest
(list (concat "completion_matches (\"" command "\");\n")))
(setq cache (list command (float-time)
(sort (delete-dups inferior-octave-output-list)
'string-lessp))))
(car (cddr cache))))))
(defun inferior-octave-completion-at-point ()
"Return the data to complete the Octave symbol at point."
@ -753,7 +762,7 @@ startup file, `~/.emacs-octave'."
(point)))))
(when (and start (> end start))
(list start end (completion-table-in-turn
(inferior-octave-completion-table)
inferior-octave-completion-table
'comint-completion-file-name-table)))))
(define-obsolete-function-alias 'inferior-octave-complete
@ -878,7 +887,7 @@ directory and makes this the current buffer's default directory."
(completing-read
(format (if def "Function (default %s): "
"Function: ") def)
(inferior-octave-completion-table)
inferior-octave-completion-table
nil nil nil nil def)))
(defun octave-goto-function-definition ()
@ -1155,26 +1164,23 @@ The block marked is the one that contains point or follows point."
(mark-sexp))
(defun octave-beginning-of-defun (&optional arg)
"Move backward to the beginning of an Octave function.
With positive ARG, do it that many times. Negative argument -N means
move forward to Nth following beginning of a function.
Returns t unless search stops at the beginning or end of the buffer."
(let* ((arg (or arg 1))
(inc (if (> arg 0) 1 -1))
(found nil)
(case-fold-search nil))
(and (not (eobp))
(not (and (> arg 0) (looking-at "\\_<function\\_>")))
(skip-syntax-forward "w"))
(while (and (/= arg 0)
(setq found
(re-search-backward "\\_<function\\_>" inc)))
(unless (octave-in-string-or-comment-p)
(setq arg (- arg inc))))
(if found
(progn
(and (< inc 0) (goto-char (match-beginning 0)))
t))))
"Octave-specific `beginning-of-defun-function' (which see)."
(or arg (setq arg 1))
;; Move out of strings or comments.
(when (octave-in-string-or-comment-p)
(goto-char (octave-in-string-or-comment-p)))
(letrec ((orig (point))
(toplevel (lambda (pos)
(condition-case nil
(progn
(backward-up-list 1)
(funcall toplevel (point)))
(scan-error pos)))))
(goto-char (funcall toplevel (point)))
(when (and (> arg 0) (/= orig (point)))
(setq arg (1- arg)))
(forward-sexp (- arg))
(/= orig (point))))
;;; Filling
@ -1322,7 +1328,7 @@ otherwise."
(when (> end beg)
(list beg end (or (and inferior-octave-process
(process-live-p inferior-octave-process)
(inferior-octave-completion-table))
inferior-octave-completion-table)
octave-reserved-words)))))
(define-obsolete-function-alias 'octave-complete-symbol