(defcustom enable-completion t
"*Non-nil means enable recording and saving of completions.
-If nil, no new words added to the database or saved to the init file."
+If nil, no new words are added to the database or saved to the init file."
:type 'boolean
:group 'completion)
(mapcar 'eval body)
(cons 'progn body))
-(eval-when-compile
- (defvar completion-gensym-counter 0)
- (defun completion-gensym (&optional arg)
- "Generate a new uninterned symbol.
-The name is made by appending a number to PREFIX, default \"G\"."
- (let ((prefix (if (stringp arg) arg "G"))
- (num (if (integerp arg) arg
- (prog1 completion-gensym-counter
- (setq completion-gensym-counter (1+ completion-gensym-counter))))))
- (make-symbol (format "%s%d" prefix num)))))
-
-(defmacro completion-dolist (spec &rest body)
- "(completion-dolist (VAR LIST [RESULT]) BODY...): loop over a list.
-Evaluate BODY with VAR bound to each `car' from LIST, in turn.
-Then evaluate RESULT to get return value, default nil."
- (let ((temp (completion-gensym "--dolist-temp--")))
- (append (list 'let (list (list temp (nth 1 spec)) (car spec))
- (append (list 'while temp
- (list 'setq (car spec) (list 'car temp)))
- body (list (list 'setq temp
- (list 'cdr temp)))))
- (if (cdr (cdr spec))
- (cons (list 'setq (car spec) nil) (cdr (cdr spec)))
- '(nil)))))
-
(defun completion-eval-when ()
(eval-when-compile-load-eval
;; These vars. are defined at both compile and load time.
;;-----------------------------------------------
(defun cmpl-string-case-type (string)
- "Returns :capitalized, :up, :down, :mixed, or :neither."
+ "Return :capitalized, :up, :down, :mixed, or :neither for case of STRING."
(let ((case-fold-search nil))
- (cond ((string-match "[a-z]" string)
- (cond ((string-match "[A-Z]" string)
+ (cond ((string-match "[[:lower:]]" string)
+ (cond ((string-match "[[:upper:]]" string)
(cond ((and (> (length string) 1)
- (null (string-match "[A-Z]" string 1)))
- ':capitalized)
+ (null (string-match "[[:upper:]]" string 1)))
+ :capitalized)
(t
- ':mixed)))
- (t ':down)))
+ :mixed)))
+ (t :down)))
(t
- (cond ((string-match "[A-Z]" string)
- ':up)
- (t ':neither))))
- ))
+ (cond ((string-match "[[:upper:]]" string)
+ :up)
+ (t :neither))))))
;; Tests -
;; (cmpl-string-case-type "123ABCDEF456") --> :up
;; (cmpl-string-case-type "Abcde123") --> :capitalized
(defun cmpl-coerce-string-case (string case-type)
- (cond ((eq case-type ':down) (downcase string))
- ((eq case-type ':up) (upcase string))
- ((eq case-type ':capitalized)
+ (cond ((eq case-type :down) (downcase string))
+ ((eq case-type :up) (upcase string))
+ ((eq case-type :capitalized)
(setq string (downcase string))
(aset string 0 (logand ?\337 (aref string 0)))
string)
- (t string)
- ))
+ (t string)))
(defun cmpl-merge-string-cases (string-to-coerce given-string)
- (let ((string-case-type (cmpl-string-case-type string-to-coerce))
- )
+ (let ((string-case-type (cmpl-string-case-type string-to-coerce)))
(cond ((memq string-case-type '(:down :up :capitalized))
;; Found string is in a standard case. Coerce to a type based on
;; the given string
(cmpl-coerce-string-case string-to-coerce
- (cmpl-string-case-type given-string))
- )
+ (cmpl-string-case-type given-string)))
(t
;; If the found string is in some unusual case, just insert it
;; as is
- string-to-coerce)
- )))
+ string-to-coerce))))
;; Tests -
;; (cmpl-merge-string-cases "AbCdEf456" "abc") --> AbCdEf456
(setq i (1+ i)))
;; Other ones
(let ((symbol-chars '(?@ ?/ ?\\ ?* ?+ ?~ ?$ ?< ?> ?%))
- (symbol-chars-ignore '(?_ ?- ?: ?.))
- )
- (completion-dolist (char symbol-chars)
+ (symbol-chars-ignore '(?_ ?- ?: ?.)))
+ (dolist (char symbol-chars)
(modify-syntax-entry char "_" table))
- (completion-dolist (char symbol-chars-ignore)
- (modify-syntax-entry char "w" table)
- )
- )
+ (dolist (char symbol-chars-ignore)
+ (modify-syntax-entry char "w" table)))
table))
(defconst cmpl-standard-syntax-table (cmpl-make-standard-completion-syntax-table))
(defun cmpl-make-lisp-completion-syntax-table ()
(let ((table (copy-syntax-table cmpl-standard-syntax-table))
- (symbol-chars '(?! ?& ?? ?= ?^))
- )
- (completion-dolist (char symbol-chars)
+ (symbol-chars '(?! ?& ?? ?= ?^)))
+ (dolist (char symbol-chars)
(modify-syntax-entry char "_" table))
table))
(defun cmpl-make-c-completion-syntax-table ()
(let ((table (copy-syntax-table cmpl-standard-syntax-table))
- (separator-chars '(?+ ?* ?/ ?: ?%))
- )
- (completion-dolist (char separator-chars)
+ (separator-chars '(?+ ?* ?/ ?: ?%)))
+ (dolist (char separator-chars)
(modify-syntax-entry char " " table))
table))
(defun cmpl-make-fortran-completion-syntax-table ()
(let ((table (copy-syntax-table cmpl-standard-syntax-table))
- (separator-chars '(?+ ?- ?* ?/ ?:))
- )
- (completion-dolist (char separator-chars)
+ (separator-chars '(?+ ?- ?* ?/ ?:)))
+ (dolist (char separator-chars)
(modify-syntax-entry char " " table))
table))
(goto-char cmpl-symbol-start)
(forward-word 1)
(setq cmpl-symbol-start (point))
- (goto-char cmpl-saved-point)
- ))
+ (goto-char cmpl-saved-point)))
;; Remove chars to ignore at the end.
(cond ((= (char-syntax (char-after (1- cmpl-symbol-end))) ?w)
(goto-char cmpl-symbol-end)
(forward-word -1)
(setq cmpl-symbol-end (point))
- (goto-char cmpl-saved-point)
- ))
+ (goto-char cmpl-saved-point)))
;; Return completion if the length is reasonable.
(if (and (<= (cmpl-read-time-eval completion-min-length)
(- cmpl-symbol-end cmpl-symbol-start))
(cond ((= (setq cmpl-preceding-syntax (char-syntax (preceding-char))) ?_)
;; Number of chars to ignore at end.
(setq cmpl-symbol-end (point)
- cmpl-symbol-start (scan-sexps cmpl-symbol-end -1)
- )
+ cmpl-symbol-start (scan-sexps cmpl-symbol-end -1))
;; Remove chars to ignore at the start.
(cond ((= (char-syntax (char-after cmpl-symbol-start)) ?w)
(goto-char cmpl-symbol-start)
(forward-word 1)
(setq cmpl-symbol-start (point))
- (goto-char cmpl-symbol-end)
- ))
+ (goto-char cmpl-symbol-end)))
;; Return value if long enough.
(if (>= cmpl-symbol-end
(+ cmpl-symbol-start
(cmpl-read-time-eval completion-min-length)))
- (buffer-substring cmpl-symbol-start cmpl-symbol-end))
- )
+ (buffer-substring cmpl-symbol-start cmpl-symbol-end)))
((= cmpl-preceding-syntax ?w)
;; chars to ignore at end
(setq cmpl-saved-point (point)
(cond ((= (char-syntax (char-after cmpl-symbol-start)) ?w)
(goto-char cmpl-symbol-start)
(forward-word 1)
- (setq cmpl-symbol-start (point))
- ))
+ (setq cmpl-symbol-start (point))))
;; Restore state.
(goto-char cmpl-saved-point)
;; Return completion if the length is reasonable
(cond ((memq (setq cmpl-preceding-syntax (char-syntax (preceding-char)))
'(?_ ?w))
(setq cmpl-symbol-end (point)
- cmpl-symbol-start (scan-sexps cmpl-symbol-end -1)
- )
+ cmpl-symbol-start (scan-sexps cmpl-symbol-end -1))
;; Remove chars to ignore at the start.
(cond ((= (char-syntax (char-after cmpl-symbol-start)) ?w)
(goto-char cmpl-symbol-start)
(forward-word 1)
(setq cmpl-symbol-start (point))
- (goto-char cmpl-symbol-end)
- ))
+ (goto-char cmpl-symbol-end)))
;; Return completion if the length is reasonable.
(if (and (<= (cmpl-read-time-eval
completion-prefix-min-length)
during the search."
(setq cdabbrev-abbrev-string abbrev-string
cdabbrev-completions-tried
- (cons (downcase abbrev-string) initial-completions-tried)
- )
- (reset-cdabbrev-window t)
- )
+ (cons (downcase abbrev-string) initial-completions-tried))
+ (reset-cdabbrev-window t))
(defun set-cdabbrev-buffer ()
- ;; cdabbrev-current-window must not be NIL
+ ;; cdabbrev-current-window must not be nil
(set-buffer (if (eq cdabbrev-current-window t)
(other-buffer)
- (window-buffer cdabbrev-current-window)))
- )
+ (window-buffer cdabbrev-current-window))))
(defun reset-cdabbrev-window (&optional initializep)
"Resets the cdabbrev search to search for abbrev-string."
;; Set the window
(cond (initializep
- (setq cdabbrev-current-window (selected-window))
- )
+ (setq cdabbrev-current-window (selected-window)))
((eq cdabbrev-current-window t)
;; Everything has failed
(setq cdabbrev-current-window nil))
(setq cdabbrev-current-window (next-window cdabbrev-current-window))
(if (eq cdabbrev-current-window (selected-window))
;; No more windows, try other buffer.
- (setq cdabbrev-current-window t)))
- )
+ (setq cdabbrev-current-window t))))
(if cdabbrev-current-window
(save-excursion
(set-cdabbrev-buffer)
(max (point-min)
(- cdabbrev-start-point completion-search-distance))
(point-min))
- cdabbrev-wrapped-p nil)
- )))
+ cdabbrev-wrapped-p nil))))
(defun next-cdabbrev ()
"Return the next possible cdabbrev expansion or nil if there isn't one.
(forward-word -1)
(prog1
(= (char-syntax (preceding-char)) ? )
- (goto-char saved-point-2)
- ))))
+ (goto-char saved-point-2)))))
;; is the symbol long enough ?
(setq expansion (symbol-under-point))
;; have we not tried this one before
(not (string-equal downcase-expansion
(car tried-list))))
;; Already tried, don't choose this one
- (setq tried-list (cdr tried-list))
- )
+ (setq tried-list (cdr tried-list)))
;; at this point tried-list will be nil if this
;; expansion has not yet been tried
(if tried-list
(setq expansion nil)
- t)
- ))))
+ t)))))
;; search failed
(cdabbrev-wrapped-p
;; If already wrapped, then we've failed completely
(min (point-max) (+ cdabbrev-start-point completion-search-distance))
(point-max))))
- (setq cdabbrev-wrapped-p t))
- ))
+ (setq cdabbrev-wrapped-p t))))
;; end of while loop
(cond (expansion
;; successful
(setq cdabbrev-completions-tried
(cons downcase-expansion cdabbrev-completions-tried)
- cdabbrev-current-point (point))))
- )
+ cdabbrev-current-point (point)))))
(set-syntax-table saved-syntax)
- (goto-char saved-point)
- ))
+ (goto-char saved-point)))
;; If no expansion, go to next window
(cond (expansion)
(t (reset-cdabbrev-window)
;; A completion entry is a LIST of string, prefix-symbol num-uses, and
;; last-use-time (the time the completion was last used)
-;; last-use-time is T if the string should be kept permanently
+;; last-use-time is t if the string should be kept permanently
;; num-uses is incremented every time the completion is used.
;; We chose lists because (car foo) is faster than (aref foo 0) and the
(defmacro completion-last-use-time (completion-entry)
;; "The time it was last used. In hours since origin. Used to decide
- ;; whether to save it. T if one should always save it."
+ ;; whether to save it. t if one should always save it."
(list 'nth 2 completion-entry))
(defmacro completion-source (completion-entry)
;;-----------------------------------------------
(defun clear-all-completions ()
- "Initializes the completion storage. All existing completions are lost."
+ "Initialize the completion storage. All existing completions are lost."
(interactive)
(setq cmpl-prefix-obarray (make-vector cmpl-obarray-length 0))
(setq cmpl-obarray (make-vector cmpl-obarray-length 0))
(cmpl-statistics-block
- (record-clear-all-completions))
- )
+ (record-clear-all-completions)))
(defvar completions-list-return-value)
(defun list-all-completions ()
- "Returns a list of all the known completion entries."
+ "Return a list of all the known completion entries."
(let ((completions-list-return-value nil))
(mapatoms 'list-all-completions-1 cmpl-prefix-obarray)
completions-list-return-value))
;; "The interned prefix symbol corresponding to cmpl-db-downcase-string."
(defvar cmpl-db-entry nil)
(defvar cmpl-db-debug-p nil
- "Set to T if you want to debug the database.")
+ "Set to t if you want to debug the database.")
;; READS
(defun find-exact-completion (string)
- "Returns the completion entry for string or nil.
+ "Return the completion entry for STRING or nil.
Sets up `cmpl-db-downcase-string' and `cmpl-db-symbol'."
(and (boundp (setq cmpl-db-symbol
(intern (setq cmpl-db-downcase-string (downcase string))
cmpl-obarray)))
- (symbol-value cmpl-db-symbol)
- ))
+ (symbol-value cmpl-db-symbol)))
(defun find-cmpl-prefix-entry (prefix-string)
- "Returns the prefix entry for string.
+ "Return the prefix entry for string.
Sets `cmpl-db-prefix-symbol'.
Prefix-string must be exactly `completion-prefix-min-length' long
and downcased. Sets up `cmpl-db-prefix-symbol'."
;; used to trap lossage in silent error correction
(defun locate-completion-entry (completion-entry prefix-entry)
- "Locates the completion entry.
+ "Locate the completion entry.
Returns a pointer to the element before the completion entry or nil if
the completion entry is at the head.
Must be called after `find-exact-completion'."
(let ((prefix-list (cmpl-prefix-entry-head prefix-entry))
- next-prefix-list
- )
+ next-prefix-list)
(cond
((not (eq (car prefix-list) completion-entry))
;; not already at head
(while (and prefix-list
(not (eq completion-entry
- (car (setq next-prefix-list (cdr prefix-list)))
- )))
+ (car (setq next-prefix-list (cdr prefix-list))))))
(setq prefix-list next-prefix-list))
(cond (;; found
prefix-list)
;; Patch out
(set cmpl-db-symbol nil)
;; Retry
- (locate-completion-entry-retry completion-entry)
- ))))))
+ (locate-completion-entry-retry completion-entry)))))))
(defun locate-completion-entry-retry (old-entry)
(let ((inside-locate-completion-entry t))
(if cmpl-entry
(find-cmpl-prefix-entry
(substring cmpl-db-downcase-string
- 0 completion-prefix-min-length))))
- )
+ 0 completion-prefix-min-length)))))
(if (and cmpl-entry pref-entry)
;; try again
(locate-completion-entry cmpl-entry pref-entry)
;; still losing
- (locate-completion-db-error))
- )))
+ (locate-completion-db-error)))))
(defun locate-completion-db-error ()
;; recursive error: really scrod
- (error "Completion database corrupted. Try M-x clear-all-completions. Send bug report.")
- )
+ (error "Completion database corrupted. Try M-x clear-all-completions. Send bug report"))
;; WRITES
(defun add-completion-to-tail-if-new (string)
(prefix-entry (find-cmpl-prefix-entry
(substring cmpl-db-downcase-string 0
(cmpl-read-time-eval
- completion-prefix-min-length))))
- )
+ completion-prefix-min-length)))))
;; The next two forms should happen as a unit (atomically) but
;; no fatal errors should result if that is not the case.
(cond (prefix-entry
(setcdr (cmpl-prefix-entry-tail prefix-entry) entry)
(set-cmpl-prefix-entry-tail prefix-entry entry))
(t
- (set cmpl-db-prefix-symbol (make-cmpl-prefix-entry entry))
- ))
+ (set cmpl-db-prefix-symbol (make-cmpl-prefix-entry entry))))
;; statistics
(cmpl-statistics-block
(note-added-completion))
;; set symbol
- (set cmpl-db-symbol (car entry))
- )))
+ (set cmpl-db-symbol (car entry)))))
(defun add-completion-to-head (completion-string)
"If COMPLETION-STRING is not in the database, add it to prefix list.
(cmpl-read-time-eval
completion-prefix-min-length))))
(splice-ptr (locate-completion-entry cmpl-db-entry prefix-entry))
- (cmpl-ptr (cdr splice-ptr))
- )
+ (cmpl-ptr (cdr splice-ptr)))
;; update entry
(set-completion-string cmpl-db-entry completion-string)
;; move to head (if necessary)
(set-cmpl-prefix-entry-tail prefix-entry splice-ptr))
;; splice in at head
(setcdr cmpl-ptr (cmpl-prefix-entry-head prefix-entry))
- (set-cmpl-prefix-entry-head prefix-entry cmpl-ptr)
- ))
+ (set-cmpl-prefix-entry-head prefix-entry cmpl-ptr)))
cmpl-db-entry)
;; not there
(let (;; create an entry
(prefix-entry (find-cmpl-prefix-entry
(substring cmpl-db-downcase-string 0
(cmpl-read-time-eval
- completion-prefix-min-length))))
- )
+ completion-prefix-min-length)))))
(cond (prefix-entry
;; Splice in at head
(setcdr entry (cmpl-prefix-entry-head prefix-entry))
(set-cmpl-prefix-entry-head prefix-entry entry))
(t
;; Start new prefix entry
- (set cmpl-db-prefix-symbol (make-cmpl-prefix-entry entry))
- ))
+ (set cmpl-db-prefix-symbol (make-cmpl-prefix-entry entry))))
;; statistics
(cmpl-statistics-block
(note-added-completion))
;; Add it to the symbol
- (set cmpl-db-symbol (car entry))
- )))
+ (set cmpl-db-symbol (car entry)))))
(defun delete-completion (completion-string)
- "Deletes the completion from the database.
+ "Delete the completion from the database.
String must be longer than `completion-prefix-min-length'."
;; Handle pending acceptance
(if completion-to-accept (accept-completion))
(substring cmpl-db-downcase-string 0
(cmpl-read-time-eval
completion-prefix-min-length))))
- (splice-ptr (locate-completion-entry cmpl-db-entry prefix-entry))
- )
+ (splice-ptr (locate-completion-entry cmpl-db-entry prefix-entry)))
;; delete symbol reference
(set cmpl-db-symbol nil)
;; remove from prefix list
;; not at head
(or (setcdr splice-ptr (cdr (cdr splice-ptr)))
;; fix up tail if necessary
- (set-cmpl-prefix-entry-tail prefix-entry splice-ptr))
- )
+ (set-cmpl-prefix-entry-tail prefix-entry splice-ptr)))
(t
;; at head
(or (set-cmpl-prefix-entry-head
prefix-entry (cdr (cmpl-prefix-entry-head prefix-entry)))
;; List is now empty
- (set cmpl-db-prefix-symbol nil))
- ))
+ (set cmpl-db-prefix-symbol nil))))
(cmpl-statistics-block
- (note-completion-deleted))
- )
- (error "Unknown completion `%s'" completion-string)
- ))
+ (note-completion-deleted)))
+ (error "Unknown completion `%s'" completion-string)))
;; Tests --
;; - Add and Find -
(new-prompt
(if default
(format "%s: (default: %s) " prompt default)
- (format "%s: " prompt))
- )
- (read (completing-read new-prompt cmpl-obarray))
- )
+ (format "%s: " prompt)))
+ (read (completing-read new-prompt cmpl-obarray)))
(if (zerop (length read)) (setq read (or default "")))
- (list read)
- ))
+ (list read)))
(defun check-completion-length (string)
(if (< (length string) completion-min-length)
(if num-uses (set-completion-num-uses entry num-uses))
(if last-use-time
- (set-completion-last-use-time entry last-use-time))
- ))
+ (set-completion-last-use-time entry last-use-time))))
(defun add-permanent-completion (string)
"Add STRING if it isn't already listed, and mark it permanent."
(interactive-completion-string-reader "Completion to add permanently"))
(let ((current-completion-source (if (interactive-p)
cmpl-source-interactive
- current-completion-source))
- )
- (add-completion string nil t)
- ))
+ current-completion-source)))
+ (add-completion string nil t)))
(defun kill-completion (string)
(interactive (interactive-completion-string-reader "Completion to kill"))
(check-completion-length string)
- (delete-completion string)
- )
+ (delete-completion string))
(defun accept-completion ()
"Accepts the pending completion in `completion-to-accept'.
(let ((string completion-to-accept)
;; if this is added afresh here, then it must be a cdabbrev
(current-completion-source cmpl-source-cdabbrev)
- entry
- )
+ entry)
(setq completion-to-accept nil)
(setq entry (add-completion-to-head string))
(set-completion-num-uses entry (1+ (completion-num-uses entry)))
- (setq cmpl-completions-accepted-p t)
- ))
+ (setq cmpl-completions-accepted-p t)))
(defun use-completion-under-point ()
"Add the completion symbol underneath the point into the completion buffer."
(current-completion-source cmpl-source-separator)
entry)
(cmpl-statistics-block
- (note-separator-character string)
- )
+ (note-separator-character string))
(cond (string
(setq entry (add-completion-to-head string))
(if (and completion-on-separator-character
(zerop (completion-num-uses entry)))
(progn
(set-completion-num-uses entry 1)
- (setq cmpl-completions-accepted-p t)))))
- ))
+ (setq cmpl-completions-accepted-p t)))))))
;; Tests --
;; - Add and Find -
(downcase (substring string 0 completion-prefix-min-length))))
cmpl-test-string string
cmpl-test-regexp (concat (regexp-quote string) "."))
- (completion-search-reset-1)
- )
+ (completion-search-reset-1))
(defun completion-search-reset-1 ()
(setq cmpl-next-possibilities cmpl-starting-possibilities
cmpl-next-possibility nil
cmpl-cdabbrev-reset-p nil
cmpl-last-index -1
- cmpl-tried-list nil
- ))
+ cmpl-tried-list nil))
(defun completion-search-next (index)
"Return the next completion entry.
;; do a "normal" search
(while (and (completion-search-peek nil)
(< (setq index (1+ index)) 0))
- (setq cmpl-next-possibility nil)
- )
+ (setq cmpl-next-possibility nil))
(cond ((not cmpl-next-possibilities))
;; If no more possibilities, leave it that way
((= -1 cmpl-last-index)
(setq cmpl-next-possibilities
(nthcdr (- (length cmpl-starting-possibilities)
(length cmpl-next-possibilities))
- cmpl-starting-possibilities))
- )))
+ cmpl-starting-possibilities)))))
(t
;; non-negative index, reset and search
;;(prin1 'reset)
(setq cmpl-last-index index)
(while (and (completion-search-peek t)
(not (< (setq index (1- index)) 0)))
- (setq cmpl-next-possibility nil)
- ))
- )
+ (setq cmpl-next-possibility nil))))
(prog1
cmpl-next-possibility
- (setq cmpl-next-possibility nil)
- ))
+ (setq cmpl-next-possibility nil)))
(defun completion-search-peek (use-cdabbrev)
(while
(and (not (eq 0 (string-match cmpl-test-regexp
(completion-string (car cmpl-next-possibilities)))))
- (setq cmpl-next-possibilities (cdr cmpl-next-possibilities))
- ))
- cmpl-next-possibilities
- ))
+ (setq cmpl-next-possibilities (cdr cmpl-next-possibilities))))
+ cmpl-next-possibilities))
;; successful match
(setq cmpl-next-possibility (car cmpl-next-possibilities)
cmpl-tried-list (cons (downcase (completion-string cmpl-next-possibility))
cmpl-tried-list)
- cmpl-next-possibilities (cdr cmpl-next-possibilities)
- )
+ cmpl-next-possibilities (cdr cmpl-next-possibilities))
cmpl-next-possibility)
(use-cdabbrev
;; unsuccessful, use cdabbrev
(cond ((not cmpl-cdabbrev-reset-p)
(reset-cdabbrev cmpl-test-string cmpl-tried-list)
- (setq cmpl-cdabbrev-reset-p t)
- ))
- (setq cmpl-next-possibility (next-cdabbrev))
- )
+ (setq cmpl-cdabbrev-reset-p t)))
+ (setq cmpl-next-possibility (next-cdabbrev)))
;; Completely unsuccessful, return nil
))
;;-----------------------------------------------
(defun completion-mode ()
- "Toggles whether or not to add new words to the completion database."
+ "Toggle whether or not to add new words to the completion database."
(interactive)
(setq enable-completion (not enable-completion))
- (message "Completion mode is now %s." (if enable-completion "ON" "OFF"))
- )
+ (message "Completion mode is now %s." (if enable-completion "ON" "OFF")))
(defvar cmpl-current-index 0)
(defvar cmpl-original-string nil)
;; Undo last one
(delete-region cmpl-last-insert-location (point))
;; get next completion
- (setq cmpl-current-index (+ cmpl-current-index (or arg 1)))
- )
+ (setq cmpl-current-index (+ cmpl-current-index (or arg 1))))
(t
(if (not cmpl-initialized-p)
(initialize-completions)) ;; make sure everything's loaded
(cond ((consp current-prefix-arg) ;; control-u
(setq arg 0)
- (setq cmpl-leave-point-at-start t)
- )
+ (setq cmpl-leave-point-at-start t))
(t
- (setq cmpl-leave-point-at-start nil)
- ))
+ (setq cmpl-leave-point-at-start nil)))
;; get string
(setq cmpl-original-string (symbol-before-point-for-complete))
(cond ((not cmpl-original-string)
;; reset database
(completion-search-reset cmpl-original-string)
;; erase what we've got
- (delete-region cmpl-symbol-start cmpl-symbol-end)
- ))
+ (delete-region cmpl-symbol-start cmpl-symbol-end)))
;; point is at the point to insert the new symbol
;; Get the next completion
(not (minibuffer-window-selected-p))))
(insert-point (point))
(entry (completion-search-next cmpl-current-index))
- string
- )
+ string)
;; entry is either a completion entry or a string (if cdabbrev)
;; If found, insert
(setq cmpl-last-insert-location (point))
(goto-char insert-point))
(t;; point at end,
- (setq cmpl-last-insert-location insert-point))
- )
+ (setq cmpl-last-insert-location insert-point)))
;; statistics
(cmpl-statistics-block
(note-complete-inserted entry cmpl-current-index))
entry (completion-string entry)))
(setq string (cmpl-merge-string-cases
string cmpl-original-string))
- (message "Next completion: %s" string)
- ))
- )
+ (message "Next completion: %s" string))))
(t;; none found, insert old
(insert cmpl-original-string)
;; Don't accept completions
(cmpl-statistics-block
(record-complete-failed cmpl-current-index))
;; Pretend that we were never here
- (setq this-command 'failed-complete)
- ))))
+ (setq this-command 'failed-complete)))))
\f
;;---------------------------------------------------------------------------
;; Parsing definitions from files into the database
;; User interface
(defun add-completions-from-file (file)
- "Parse possible completions from a file and add them to data base."
+ "Parse possible completions from a FILE and add them to data base."
(interactive "fFile: ")
(setq file (expand-file-name file))
(let* ((buffer (get-file-buffer file))
- (buffer-already-there-p buffer)
- )
+ (buffer-already-there-p buffer))
(if (not buffer-already-there-p)
(let ((completions-merging-modes nil))
(setq buffer (find-file-noselect file))))
(unwind-protect
(save-excursion
(set-buffer buffer)
- (add-completions-from-buffer)
- )
+ (add-completions-from-buffer))
(if (not buffer-already-there-p)
(kill-buffer buffer)))))
(start-num
(cmpl-statistics-block
(aref completion-add-count-vector cmpl-source-file-parsing)))
- mode
- )
+ mode)
(cond ((memq major-mode '(emacs-lisp-mode lisp-mode))
(add-completions-from-lisp-buffer)
- (setq mode 'lisp)
- )
+ (setq mode 'lisp))
((memq major-mode '(c-mode))
(add-completions-from-c-buffer)
- (setq mode 'c)
- )
+ (setq mode 'c))
(t
(error "Cannot parse completions in %s buffers"
- major-mode)
- ))
+ major-mode)))
(cmpl-statistics-block
(record-cmpl-parse-file
mode (point-max)
(- (aref completion-add-count-vector cmpl-source-file-parsing)
- start-num)))
- ))
+ start-num)))))
;; Find file hook
(defun cmpl-find-file-hook ()
(cond (enable-completion
(cond ((and (memq major-mode '(emacs-lisp-mode lisp-mode))
- (memq 'lisp completions-merging-modes)
- )
+ (memq 'lisp completions-merging-modes))
(add-completions-from-buffer))
((and (memq major-mode '(c-mode))
- (memq 'c completions-merging-modes)
- )
- (add-completions-from-buffer)
- )))
- ))
+ (memq 'c completions-merging-modes))
+ (add-completions-from-buffer))))))
;;-----------------------------------------------
;; Tags Table Completions
(backward-char 3)
(and (setq string (symbol-under-point))
(add-completion-to-tail-if-new string))
- (forward-char 3)
- )
- (search-failed)
- ))))
+ (forward-char 3))
+ (search-failed)))))
\f
;;-----------------------------------------------
;;
(defconst *lisp-def-regexp*
"\n(\\(\\w*:\\)?def\\(\\w\\|\\s_\\)*\\s +(*"
- "A regexp that searches for lisp definition form."
- )
+ "A regexp that searches for Lisp definition form.")
;; Tests -
;; (and (string-match *lisp-def-regexp* "\n(defun foo") (match-end 0)) -> 8
(while t
(re-search-forward *lisp-def-regexp*)
(and (setq string (symbol-under-point))
- (add-completion-to-tail-if-new string))
- )
- (search-failed)
- ))))
+ (add-completion-to-tail-if-new string)))
+ (search-failed)))))
\f
;;-----------------------------------------------
(let ((table (make-syntax-table))
(whitespace-chars '(? ?\n ?\t ?\f ?\v ?\r))
;; unfortunately the ?( causes the parens to appear unbalanced
- (separator-chars '(?, ?* ?= ?\( ?\;
- ))
+ (separator-chars '(?, ?* ?= ?\( ?\;))
i)
;; default syntax is whitespace
(setq i 0)
(while (< i 256)
(modify-syntax-entry i "w" table)
(setq i (1+ i)))
- (completion-dolist (char whitespace-chars)
+ (dolist (char whitespace-chars)
(modify-syntax-entry char "_" table))
- (completion-dolist (char separator-chars)
+ (dolist (char separator-chars)
(modify-syntax-entry char " " table))
(modify-syntax-entry ?\[ "(]" table)
(modify-syntax-entry ?\{ "(}" table)
;;"\n\\(\\(\\w\\|\\s_\\)+\\s *(\\|\\(\\(#define\\|auto\\|extern\\|register\\|static\\|int\\|long\\|short\\|unsigned\\|char\\|void\\|float\\|double\\|enum\\|struct\\|union\\|typedef\\)\\s +\\)+\\)"
;; this simple version picks up too much extraneous stuff
;; "\n\\(\\w\\|\\s_\\|#\\)\\B"
- "A regexp that searches for a definition form."
- )
+ "A regexp that searches for a definition form.")
;
;(defconst *c-cont-regexp*
; "\\(\\w\\|\\s_\\)+\\b\\s *\\({\\|\\(\\[[0-9\t ]*\\]\\s *\\)*,\\(*\\|\\s \\)*\\b\\)"
;; Sun 3/280-- 1250 lines/sec.
(let (string next-point char
- (saved-syntax (syntax-table))
- )
+ (saved-syntax (syntax-table)))
(save-excursion
(goto-char (point-min))
(catch 'finish-add-completions
;; preprocessor macro, see if it's one we handle
(setq string (buffer-substring (point) (+ (point) 6)))
(cond ((or (string-equal string "define")
- (string-equal string "ifdef ")
- )
+ (string-equal string "ifdef "))
;; skip forward over definition symbol
;; and add it to database
(and (forward-word 2)
(setq string (symbol-before-point))
;;(push string foo)
- (add-completion-to-tail-if-new string)
- ))))
+ (add-completion-to-tail-if-new string)))))
(t
;; C definition
(setq next-point (point))
(while (and
next-point
;; scan to next separator char.
- (setq next-point (scan-sexps next-point 1))
- )
+ (setq next-point (scan-sexps next-point 1)))
;; position the point on the word we want to add
(goto-char next-point)
(while (= (setq char (following-char)) ?*)
;; handle pointer ref
;; move to next separator char.
(goto-char
- (setq next-point (scan-sexps (point) 1)))
- )
+ (setq next-point (scan-sexps (point) 1))))
(forward-word -1)
;; add to database
(if (setq string (symbol-under-point))
(progn
(forward-word -1)
(setq string
- (symbol-under-point))
- ))
- (add-completion-to-tail-if-new string)
- )
- )
+ (symbol-under-point))))
+ (add-completion-to-tail-if-new string)))
;; go to next
(goto-char next-point)
;; (push (format "%c" (following-char)) foo)
;; if on an opening delimiter, go to end
(while (= (char-syntax char) ?\()
(setq next-point (scan-sexps next-point 1)
- char (char-after next-point))
- )
+ char (char-after next-point)))
(or (= char ?,)
;; Current char is an end char.
- (setq next-point nil)
- ))
- ))))
+ (setq next-point nil)))))))
(search-failed ;;done
- (throw 'finish-add-completions t)
- )
+ (throw 'finish-add-completions t))
(error
;; Check for failure in scan-sexps
(if (or (string-equal (nth 1 e)
;;(ding)
(forward-line 1)
(message "Error parsing C buffer for completions--please send bug report")
- (throw 'finish-add-completions t)
- ))
- ))
- (set-syntax-table saved-syntax)
- )))))
+ (throw 'finish-add-completions t)))))
+ (set-syntax-table saved-syntax))))))
\f
;;---------------------------------------------------------------------------
(total-in-db 0)
(total-perm 0)
(total-saved 0)
- (backup-filename (completion-backup-filename filename))
- )
+ (backup-filename (completion-backup-filename filename)))
(save-excursion
(get-buffer-create " *completion-save-buffer*")
(erase-buffer)
;; (/ 1 0)
(insert (format saved-cmpl-file-header completion-version))
- (completion-dolist (completion (list-all-completions))
+ (dolist (completion (list-all-completions))
(setq total-in-db (1+ total-in-db))
(setq last-use-time (completion-last-use-time completion))
;; Update num uses and maybe write completion to a file
(or (not save-completions-retention-time)
;; or time since last use is < ...retention-time*
(< (- current-time last-use-time)
- save-completions-retention-time))
- )))
+ save-completions-retention-time)))))
;; write to file
(setq total-saved (1+ total-saved))
(insert (prin1-to-string (cons (completion-string completion)
- last-use-time)) "\n")
- )))
+ last-use-time)) "\n"))))
;; write the buffer
(condition-case e
(delete-file backup-filename)))
(error
(set-buffer-modified-p nil)
- (message "Couldn't save completion file `%s'" filename)
- ))
+ (message "Couldn't save completion file `%s'" filename)))
;; Reset accepted-p flag
- (setq cmpl-completions-accepted-p nil)
- )
+ (setq cmpl-completions-accepted-p nil) )
(cmpl-statistics-block
- (record-save-completions total-in-db total-perm total-saved))
- ))))
+ (record-save-completions total-in-db total-perm total-saved))))))
;;(defun auto-save-completions ()
;; (if (and save-completions-flag enable-completion cmpl-initialized-p
;;(add-hook 'cmpl-emacs-idle-time-hooks 'auto-save-completions)
(defun load-completions-from-file (&optional filename no-message-p)
- "Loads a completion init file FILENAME.
+ "Load a completion init file FILENAME.
If file is not specified, then use `save-completions-file-name'."
(interactive)
(setq filename (expand-file-name (or filename save-completions-file-name)))
(let* ((backup-filename (completion-backup-filename filename))
- (backup-readable-p (file-readable-p backup-filename))
- )
+ (backup-readable-p (file-readable-p backup-filename)))
(if backup-readable-p (setq filename backup-filename))
(if (file-readable-p filename)
(progn
(start-num
(cmpl-statistics-block
(aref completion-add-count-vector cmpl-source-file-parsing)))
- (total-in-file 0) (total-perm 0)
- )
+ (total-in-file 0) (total-perm 0))
;; insert the file into a buffer
(condition-case e
(progn (insert-file-contents filename t)
(setq last-use-time t))
((eq last-use-time t)
(setq total-perm (1+ total-perm)))
- ((integerp last-use-time))
- ))
+ ((integerp last-use-time))))
;; Valid entry
;; add it in
(setq cmpl-last-use-time
(completion-last-use-time
(setq cmpl-entry
- (add-completion-to-tail-if-new string))
- ))
+ (add-completion-to-tail-if-new string))))
(if (or (eq last-use-time t)
(and (> last-use-time 1000);;backcompatibility
(not (eq cmpl-last-use-time t))
(or (not cmpl-last-use-time)
;; more recent
- (> last-use-time cmpl-last-use-time))
- ))
+ (> last-use-time cmpl-last-use-time))))
;; update last-use-time
- (set-completion-last-use-time cmpl-entry last-use-time)
- ))
+ (set-completion-last-use-time cmpl-entry last-use-time)))
(t
;; Bad format
(message "Error: invalid saved completion - %s"
(prin1-to-string entry))
;; try to get back in sync
- (search-forward "\n(")
- )))
+ (search-forward "\n("))))
(search-failed
- (message "End of file while reading completions.")
- )
+ (message "End of file while reading completions."))
(end-of-file
(if (= (point) (point-max))
(if (not no-message-p)
(message "Loading completions from file %s . . . Done."
filename))
- (message "End of file while reading completions.")
- ))
- )))
+ (message "End of file while reading completions."))))))
(cmpl-statistics-block
(record-load-completions
total-in-file total-perm
(- (aref completion-add-count-vector cmpl-source-init-file)
start-num)))
-
- ))))))
+))))))
(defun initialize-completions ()
"Load the default completions file.
Also sets up so that exiting emacs will automatically save the file."
(interactive)
(cond ((not cmpl-initialized-p)
- (load-completions-from-file)
- ))
- (setq cmpl-initialized-p t)
- )
+ (load-completions-from-file)))
+ (setq cmpl-initialized-p t))
\f
;;-----------------------------------------------
;; Kill region patch
(defun completion-separator-self-insert-command (arg)
(interactive "p")
(use-completion-before-separator)
- (self-insert-command arg)
- )
+ (self-insert-command arg))
(defun completion-separator-self-insert-autofilling (arg)
(interactive "p")
(use-completion-before-separator)
(self-insert-command arg)
(and auto-fill-function
- (funcall auto-fill-function))
- )
+ (funcall auto-fill-function)))
;;-----------------------------------------------
;; Wrapping Macro
(defmacro def-completion-wrapper (function-name type &optional new-name)
"Add a call to update the completion database before function execution.
TYPE is the type of the wrapper to be added. Can be :before or :under."
- (cond ((eq type ':separator)
+ (cond ((eq type :separator)
(list 'put (list 'quote function-name) ''completion-function
''use-completion-before-separator))
- ((eq type ':before)
+ ((eq type :before)
(list 'put (list 'quote function-name) ''completion-function
''use-completion-before-point))
- ((eq type ':backward-under)
+ ((eq type :backward-under)
(list 'put (list 'quote function-name) ''completion-function
''use-completion-backward-under))
- ((eq type ':backward)
+ ((eq type :backward)
(list 'put (list 'quote function-name) ''completion-function
''use-completion-backward))
- ((eq type ':under)
+ ((eq type :under)
(list 'put (list 'quote function-name) ''completion-function
''use-completion-under-point))
- ((eq type ':under-or-before)
+ ((eq type :under-or-before)
(list 'put (list 'quote function-name) ''completion-function
''use-completion-under-or-before-point))
- ((eq type ':minibuffer-separator)
+ ((eq type :minibuffer-separator)
(list 'put (list 'quote function-name) ''completion-function
''use-completion-minibuffer-separator))))
(define-key fortran-mode-map "+" 'completion-separator-self-insert-command)
(define-key fortran-mode-map "-" 'completion-separator-self-insert-command)
(define-key fortran-mode-map "*" 'completion-separator-self-insert-command)
- (define-key fortran-mode-map "/" 'completion-separator-self-insert-command)
- )
+ (define-key fortran-mode-map "/" 'completion-separator-self-insert-command))
\f
;;; Enable completion mode.
(defun dynamic-completion-mode ()
"Enable dynamic word-completion."
(interactive)
- (add-hook 'find-file-hooks 'cmpl-find-file-hook)
+ (add-hook 'find-file-hook 'cmpl-find-file-hook)
(add-hook 'pre-command-hook 'completion-before-command)
;; Install the appropriate mode tables.
(add-hook 'lisp-mode-hook
- '(lambda ()
+ (lambda ()
(setq cmpl-syntax-table cmpl-lisp-syntax-table)))
(add-hook 'c-mode-hook
- '(lambda ()
+ (lambda ()
(setq cmpl-syntax-table cmpl-c-syntax-table)))
(add-hook 'fortran-mode-hook
- '(lambda ()
+ (lambda ()
(setq cmpl-syntax-table cmpl-fortran-syntax-table)
(completion-setup-fortran-mode)))
;; Save completions when killing Emacs.
(add-hook 'kill-emacs-hook
- '(lambda ()
+ (lambda ()
(kill-emacs-save-completions)
(cmpl-statistics-block
(record-cmpl-kill-emacs))))
(initialize-completions))
+(mapc (lambda (x)
+ (add-to-list 'debug-ignored-errors x))
+ '("^To complete, the point must be after a symbol at least [0-9]* character long\\.$"
+ "^The string \".*\" is too short to be saved as a completion\\.$"))
+
(provide 'completion)
;;; completion.el ends here