(defconst ac-version "1.5.1"
"Version of `auto-complete' in string format.
Use `version-to-list' to get version component.")
(defconst ac-version-major (car (version-to-list ac-version))
"Major version number of `auto-complete'.")
(defconst ac-version-minor (cadr (version-to-list ac-version))
"Minor version number of `auto-complete'.")
(require 'cl-lib)
(require 'popup)
(defun ac-error (&optional var)
"Report an error and disable 'auto-complete-mode'.
An optional argument VAR is the message related to the current error."
(ignore-errors
(message "auto-complete error: %s" var)
(auto-complete-mode -1)
var))
(defgroup auto-complete nil
"Auto completion."
:group 'completion
:prefix "ac-")
(defcustom ac-delay 0.1
"Delay to completions will be available."
:type 'float
:group 'auto-complete)
(defcustom ac-auto-show-menu 0.8
"Non-nil means completion menu will be automatically shown."
:type '(choice (const :tag "Yes" t)
(const :tag "Never" nil)
(float :tag "Timer"))
:group 'auto-complete)
(defcustom ac-show-menu-immediately-on-auto-complete t
"Non-nil means menu will be showed immediately on `auto-complete'."
:type 'boolean
:group 'auto-complete)
(defcustom ac-expand-on-auto-complete t
"Non-nil means expand whole common part on first time `auto-complete'."
:type 'boolean
:group 'auto-complete)
(defcustom ac-disable-faces '(font-lock-comment-face font-lock-string-face font-lock-doc-face)
"Non-nil means disable automatic completion on specified faces."
:type '(repeat symbol)
:group 'auto-complete)
(defcustom ac-stop-flymake-on-completing t
"Non-nil means disble flymake temporarily on completing."
:type 'boolean
:group 'auto-complete)
(defcustom ac-flycheck-poll-completion-end-interval 0.5
"Polling interval to restart automatically flycheck's checking after completion is end."
:type 'float
:group 'auto-complete)
(defcustom ac-use-fuzzy (and (locate-library "fuzzy") t)
"Non-nil means use fuzzy matching."
:type 'boolean
:group 'auto-complete)
(defcustom ac-fuzzy-cursor-color "red"
"Cursor color in fuzzy mode."
:type 'string
:group 'auto-complete)
(defcustom ac-use-comphist t
"Non-nil means use intelligent completion history."
:type 'boolean
:group 'auto-complete)
(defcustom ac-comphist-threshold 0.7
"Percentage of ignoring low scored candidates."
:type 'float
:group 'auto-complete)
(defcustom ac-comphist-file
(expand-file-name (concat (if (boundp 'user-emacs-directory)
user-emacs-directory
"~/.emacs.d/")
"/ac-comphist.dat"))
"Completion history file name."
:type 'string
:group 'auto-complete)
(defcustom ac-user-dictionary nil
"User defined dictionary."
:type '(repeat string)
:group 'auto-complete)
(defcustom ac-dictionary-files '("~/.dict")
"Dictionary files."
:type '(repeat string)
:group 'auto-complete)
(defvaralias 'ac-user-dictionary-files 'ac-dictionary-files)
(defcustom ac-dictionary-directories
(ignore-errors
(when load-file-name
(let ((installed-dir (file-name-directory load-file-name)))
(cl-loop for name in '("ac-dict" "dict")
for dir = (concat installed-dir name)
if (file-directory-p dir)
collect dir))))
"Dictionary directories."
:type '(repeat string)
:group 'auto-complete)
(defcustom ac-use-quick-help t
"Non-nil means use quick help."
:type 'boolean
:group 'auto-complete)
(defcustom ac-quick-help-delay 1.5
"Delay to show quick help."
:type 'float
:group 'auto-complete)
(defcustom ac-menu-height 10
"Max height of candidate menu."
:type 'integer
:group 'auto-complete)
(defvaralias 'ac-candidate-menu-height 'ac-menu-height)
(defcustom ac-quick-help-height 20
"Max height of quick help."
:type 'integer
:group 'auto-complete)
(defcustom ac-quick-help-prefer-pos-tip t
"Prefer native tooltip with pos-tip than overlay popup for displaying quick help."
:type 'boolean
:group 'auto-complete)
(defvaralias 'ac-quick-help-prefer-x 'ac-quick-help-prefer-pos-tip)
(defcustom ac-candidate-limit nil
"Limit number of candidates. Non-integer means no limit."
:type 'integer
:group 'auto-complete)
(defvaralias 'ac-candidate-max 'ac-candidate-limit)
(defcustom ac-modes
(append
'(emacs-lisp-mode lisp-mode lisp-interaction-mode)
'(slime-repl-mode)
'(nim-mode c-mode cc-mode c++-mode objc-mode swift-mode go-mode)
'(java-mode malabar-mode clojure-mode clojurescript-mode scala-mode)
'(scheme-mode)
'(ocaml-mode tuareg-mode coq-mode haskell-mode agda-mode agda2-mode)
'(perl-mode cperl-mode python-mode ruby-mode lua-mode tcl-mode)
'(ecmascript-mode javascript-mode js-mode js-jsx-mode js2-mode js2-jsx-mode)
'(coffee-mode php-mode css-mode scss-mode less-css-mode)
'(elixir-mode)
'(makefile-mode sh-mode fortran-mode f90-mode ada-mode)
'(xml-mode sgml-mode web-mode)
'(ts-mode)
'(sclang-mode)
'(verilog-mode)
'(qml-mode)
'(apples-mode))
"Major modes 'auto-complete-mode' can run on."
:type '(repeat symbol)
:group 'auto-complete)
(defcustom ac-compatible-packages-regexp
"^ac-"
"Regexp to indicate what packages can work with `auto-complete'."
:type 'string
:group 'auto-complete)
(defcustom ac-non-trigger-commands
'(*table--cell-self-insert-command
electric-buffer-list)
"Commands that can't be used as triggers of `auto-complete'."
:type '(repeat symbol)
:group 'auto-complete)
(defcustom ac-trigger-commands
'(self-insert-command)
"Trigger commands that specify whether `auto-complete' should start or not."
:type '(repeat symbol)
:group 'auto-complete)
(defcustom ac-trigger-commands-on-completing
'(delete-backward-char
backward-delete-char
backward-delete-char-untabify
autopair-backspace
paredit-backward-delete
paredit-backward-delete-word)
"Trigger commands that specify whether `auto-complete' should continue or not."
:type '(repeat symbol)
:group 'auto-complete)
(defcustom ac-trigger-key nil
"Non-nil means `auto-complete' will start by typing this key.
If you specify this TAB, for example, `auto-complete' will start by typing TAB,
and if there is no completions, an original command will be fallbacked."
:type '(choice (const :tag "None" nil)
(string :tag "Key"))
:group 'auto-complete
:set (lambda (symbol value)
(set-default symbol value)
(when (and value
(fboundp 'ac-set-trigger-key))
(ac-set-trigger-key value))))
(defcustom ac-auto-start 2
"Non-nil means completion will be started automatically.
Positive integer means if a length of a word you entered is larger than
the value, completion will be started automatically.
If you specify 'nil', never be started automatically."
:type '(choice (const :tag "Yes" t)
(const :tag "Never" nil)
(integer :tag "Require"))
:group 'auto-complete)
(defcustom ac-stop-words nil
"List of string to stop completion."
:type '(repeat string)
:group 'auto-complete)
(defvaralias 'ac-ignores 'ac-stop-words)
(defcustom ac-use-dictionary-as-stop-words t
"Non-nil means a buffer related dictionary will be thought of as stop words."
:type 'boolean
:group 'auto-complete)
(defcustom ac-ignore-case 'smart
"Non-nil means `auto-complete' ignores case.
If this value is `smart', `auto-complete' ignores case only when
a prefix doesn't contain any upper case letters."
:type '(choice (const :tag "Yes" t)
(const :tag "Smart" smart)
(const :tag "No" nil))
:group 'auto-complete)
(defcustom ac-dwim t
"Non-nil means `auto-complete' works based on Do What I Mean."
:type 'boolean
:group 'auto-complete)
(defcustom ac-use-menu-map nil
"Non-nil means a special keymap `ac-menu-map' on completing menu will be used."
:type 'boolean
:group 'auto-complete)
(defcustom ac-use-overriding-local-map nil
"Non-nil means `overriding-local-map' will be used to hack for overriding key events on auto-completion."
:type 'boolean
:group 'auto-complete)
(defcustom ac-disable-inline nil
"Non-nil disable inline completion visibility."
:type 'boolean
:group 'auto-complete)
(defcustom ac-candidate-menu-min 1
"Number of candidates required to display menu."
:type 'integer
:group 'auto-complete)
(defcustom ac-max-width nil
"Maximum width for `auto-complete' menu to have."
:type '(choice (const :tag "No limit" nil)
(const :tag "Character Limit" 25)
(const :tag "Window Ratio Limit" 0.5))
:group 'auto-complete)
(defface ac-completion-face
'((t (:foreground "darkgray" :underline t)))
"Face for inline completion"
:group 'auto-complete)
(defface ac-candidate-face
'((t (:inherit popup-face)))
"Face for candidate."
:group 'auto-complete)
(defface ac-candidate-mouse-face
'((t (:inherit popup-menu-mouse-face)))
"Mouse face for candidate."
:group 'auto-complete)
(defface ac-selection-face
'((t (:inherit popup-menu-selection-face)))
"Face for selected candidate."
:group 'auto-complete)
(defvar auto-complete-mode-hook nil
"Hook for 'auto-complete-mode'.")
(defvar auto-complete-mode nil
"Dummy variable to suppress compiler warnings.")
(defvar ac-cursor-color nil
"Old cursor color.")
(defvar ac-inline nil
"Inline completion instance.")
(defvar ac-menu nil
"Menu instance.")
(defvar ac-show-menu nil
"Flag to show menu on timer tick.")
(defvar ac-last-completion nil
"Cons of prefix marker and selected item of last completion.")
(defvar ac-quick-help nil
"Quick help instance.")
(defvar ac-completing nil
"Non-nil means 'auto-complete-mode' is now working on completion.")
(defvar ac-buffer nil
"Buffer where `auto-complete' is started.")
(defvar ac-point nil
"Start point of prefix.")
(defvar ac-last-point nil
"Last point of updating pattern.")
(defvar ac-prefix nil
"Prefix string.")
(defvaralias 'ac-target 'ac-prefix)
(defvar ac-selected-candidate nil
"Last selected candidate.")
(defvar ac-common-part nil
"Common part string of meaningful candidates.
If there is no common part, this will be nil.")
(defvar ac-whole-common-part nil
"Common part string of whole candidates.
If there is no common part, this will be nil.")
(defvar ac-prefix-overlay nil
"Overlay for prefix string.")
(defvar ac-timer nil
"Completion idle timer.")
(defvar ac-show-menu-timer nil
"Show menu idle timer.")
(defvar ac-quick-help-timer nil
"Quick help idle timer.")
(defvar ac-triggered nil
"Flag to update.")
(defvar ac-limit nil
"Limit number of candidates for each sources.")
(defvar ac-candidates nil
"Current candidates.")
(defvar ac-candidates-cache nil
"Candidates cache for individual sources.")
(defvar ac-fuzzy-enable nil
"Non-nil means fuzzy matching is enabled.")
(defvar ac-dwim-enable nil
"Non-nil means DWIM completion will be allowed.")
(defvar ac-mode-map (make-sparse-keymap)
"Auto-complete mode map. It is also used for trigger key command.
See also `ac-trigger-key'.")
(defvar ac-completing-map
(let ((map (make-sparse-keymap)))
(define-key map "\t" 'ac-expand)
(define-key map [tab] 'ac-expand)
(define-key map "\r" 'ac-complete)
(define-key map (kbd "M-TAB") 'auto-complete)
(define-key map "\M-n" 'ac-next)
(define-key map "\M-p" 'ac-previous)
(define-key map [down] 'ac-next)
(define-key map [up] 'ac-previous)
(define-key map [f1] 'ac-help)
(define-key map [M-f1] 'ac-persist-help)
(define-key map (kbd "C-?") 'ac-help)
(define-key map (kbd "C-M-?") 'ac-persist-help)
(define-key map [C-down] 'ac-quick-help-scroll-down)
(define-key map [C-up] 'ac-quick-help-scroll-up)
(define-key map "\C-\M-n" 'ac-quick-help-scroll-down)
(define-key map "\C-\M-p" 'ac-quick-help-scroll-up)
(define-key map (kbd "<next>") #'ac-next-page)
(define-key map (kbd "<prior>") #'ac-previous-page)
(dotimes (i 9)
(let ((symbol (intern (format "ac-complete-select-%d" (1+ i)))))
(fset symbol
`(lambda ()
(interactive)
(when (and (ac-menu-live-p) (popup-select ac-menu ,i))
(ac-complete))))
(define-key map (read-kbd-macro (format "M-%s" (1+ i))) symbol)))
map)
"Keymap for completion.")
(defvaralias 'ac-complete-mode-map 'ac-completing-map)
(defvar ac-menu-map
(let ((map (make-sparse-keymap)))
(set-keymap-parent map ac-completing-map)
(define-key map (kbd "RET") 'ac-complete)
(define-key map "\C-n" 'ac-next)
(define-key map "\C-p" 'ac-previous)
(define-key map "\C-s" 'ac-isearch)
(define-key map [mouse-1] 'ac-mouse-1)
(define-key map [down-mouse-1] 'ac-ignore)
(if (string-equal system-type "gnu/linux")
(progn
(define-key map [mouse-4] 'ac-mouse-4)
(define-key map [mouse-5] 'ac-mouse-5))
(define-key map [wheel-up] 'ac-mouse-4)
(define-key map [wheel-down] 'ac-mouse-5))
map)
"Keymap for completion on completing menu.")
(defvar ac-current-map
(let ((map (make-sparse-keymap)))
(set-keymap-parent map ac-completing-map)
map))
(defvar ac-match-function 'all-completions
"Default match function.")
(defvar ac-prefix-definitions
'((symbol . ac-prefix-symbol)
(file . ac-prefix-file)
(valid-file . ac-prefix-valid-file)
(c-dot . ac-prefix-c-dot)
(c-dot-ref . ac-prefix-c-dot-ref)
(cc-member . ac-prefix-cc-member))
"Prefix definitions for common use.")
(defvar ac-sources '(ac-source-words-in-same-mode-buffers)
"Sources for completion.")
(make-variable-buffer-local 'ac-sources)
(defvar ac-compiled-sources nil
"Compiled source of `ac-sources'.")
(defvar ac-current-sources nil
"Current working sources. This is sublist of 'ac-compiled-sources'.")
(defvar ac-omni-completion-sources nil
"Do not use this anymore.")
(defvar ac-current-prefix-def nil)
(defvar ac-ignoring-prefix-def nil)
(defvar ac-comphist nil
"Database of completion history.")
(defsubst ac-comphist-make-tab ()
"No documentation."
(make-hash-table :test 'equal))
(defsubst ac-comphist-tab (db)
"No documentation, DB."
(nth 0 db))
(defsubst ac-comphist-cache (db)
"No documentation, DB."
(nth 1 db))
(defun ac-comphist-make (&optional tab)
"No documentation, TAB."
(list (or tab (ac-comphist-make-tab)) (make-hash-table :test 'equal :weakness t)))
(defun ac-comphist-get (db string &optional create)
"No documentation, DB, STRING, CREATE."
(let* ((tab (ac-comphist-tab db))
(index (gethash string tab)))
(when (and create (null index))
(setq index (make-vector (length string) 0))
(puthash string index tab))
index))
(defun ac-comphist-add (db string prefix)
"No documentation, DB, STRING, PREFIX."
(setq prefix (min prefix (1- (length string))))
(when (<= 0 prefix)
(setq string (substring-no-properties string))
(let ((stat (ac-comphist-get db string t)))
(cl-incf (aref stat prefix))
(remhash string (ac-comphist-cache db)))))
(defun ac-comphist-score (db string prefix)
"No documentation, DB, STRING, PREFIX."
(setq prefix (min prefix (1- (length string))))
(if (<= 0 prefix)
(let ((cache (gethash string (ac-comphist-cache db))))
(or (and cache (aref cache prefix))
(let ((stat (ac-comphist-get db string))
(score 0.0))
(when stat
(cl-loop for p from 0 below (length string)
with a = 5
with b = (/ 700.0 a) with d = (/ 6.0 a)
for x = (max (- b) (min b (- d (abs (- prefix p)))))
for r = (/ 1.0 (1+ (exp (* (- a) x))))
do
(cl-incf score (* (aref stat p) r))))
(cl-incf score (max 0.0 (- 0.3 (/ (- (length string) prefix) 100.0))))
(unless cache
(setq cache (make-vector (length string) nil))
(puthash string cache (ac-comphist-cache db)))
(aset cache prefix score)
score)))
0.0))
(defun ac-comphist-sort (db collection prefix &optional threshold)
"No documentation, DB, COLLECTION, PREFIX, THRESHOLD."
(let ((n 0) (total 0) (cur 0) result)
(setq result
(mapcar (lambda (a)
(when (and cur threshold)
(if (>= cur (* total threshold))
(setq cur nil)
(cl-incf n)
(cl-incf cur (cdr a))))
(car a))
(sort (mapcar (lambda (string)
(let ((score (ac-comphist-score db string prefix)))
(cl-incf total score)
(cons string score)))
collection)
(lambda (a b) (< (cdr b) (cdr a))))))
(if threshold (cons n result) result)))
(defun ac-comphist-serialize (db)
"No documentation, DB."
(let (alist)
(maphash (lambda (k v)
(push (cons k v) alist))
(ac-comphist-tab db))
(list alist)))
(defun ac-comphist-deserialize (sexp)
"No documentation, SEXP."
(condition-case nil
(ac-comphist-make (let ((tab (ac-comphist-make-tab)))
(mapc (lambda (cons)
(puthash (car cons) (cdr cons) tab))
(nth 0 sexp))
tab))
(error (message "Invalid comphist db.") nil)))
(defun ac-comphist-init ()
"No documentation."
(ac-comphist-load)
(add-hook 'kill-emacs-hook 'ac-comphist-save))
(defun ac-comphist-load ()
"No documentation."
(interactive)
(let ((db (if (file-exists-p ac-comphist-file)
(ignore-errors
(with-temp-buffer
(insert-file-contents ac-comphist-file)
(goto-char (point-min))
(ac-comphist-deserialize (read (current-buffer))))))))
(setq ac-comphist (or db (ac-comphist-make)))))
(defun ac-comphist-save ()
"No documentation."
(interactive)
(require 'pp)
(ignore-errors
(with-temp-buffer
(pp (ac-comphist-serialize ac-comphist) (current-buffer))
(write-region (point-min) (point-max) ac-comphist-file))))
(defvar ac-buffer-dictionary nil
"No documentation.")
(defvar ac-file-dictionary (make-hash-table :test 'equal)
"No documentation.")
(defun ac-clear-dictionary-cache ()
"No documentation."
(interactive)
(dolist (buffer (buffer-list))
(with-current-buffer buffer
(when (local-variable-p 'ac-buffer-dictionary)
(kill-local-variable 'ac-buffer-dictionary))))
(clrhash ac-file-dictionary))
(defun ac-file-dictionary (filename)
"No documentation, FILENAME."
(let ((cache (gethash filename ac-file-dictionary 'none)))
(if (and cache (not (eq cache 'none)))
cache
(let (result)
(ignore-errors
(with-temp-buffer
(insert-file-contents filename)
(setq result (split-string (buffer-string) "\n" t))))
(puthash filename result ac-file-dictionary)
result))))
(defun ac-mode-dictionary (mode)
"No documentation, MODE."
(cl-loop for name in (cons (symbol-name mode)
(ignore-errors (list (file-name-extension (buffer-file-name)))))
append (cl-loop for dir in ac-dictionary-directories
for file = (concat dir "/" name)
if (file-exists-p file)
append (ac-file-dictionary file))))
(defun ac-buffer-dictionary (&optional buffer)
"No documentation, BUFFER."
(with-current-buffer (or buffer (current-buffer))
(if (local-variable-p 'ac-buffer-dictionary)
ac-buffer-dictionary
(make-local-variable 'ac-buffer-dictionary)
(setq ac-buffer-dictionary
(apply 'append
ac-user-dictionary
(ac-mode-dictionary major-mode)
(mapcar 'ac-file-dictionary ac-dictionary-files))))))
(defun ac-menu-at-wrapper-line-p ()
"Return non-nil if current line is long and wrapped to next visual line."
(and (not truncate-lines)
(eq (line-beginning-position)
(save-excursion
(vertical-motion 1)
(line-beginning-position)))))
(defun ac-stop-word-p (word)
"No documentation, WORD."
(or (member word ac-stop-words)
(when ac-use-dictionary-as-stop-words
(member word (ac-buffer-dictionary)))))
(defun ac-prefix-default ()
"Same as `ac-prefix-symbol' but ignore a number prefix."
(let ((start (ac-prefix-symbol))
(case-fold-search t))
(when (and start
(not (string-match-p "\\`\\(?:0[xbo][0-9a-f]+\\|[0-9]+\\)"
(buffer-substring-no-properties start (point)))))
start)))
(defun ac-prefix-symbol ()
"Default prefix definition function."
(require 'thingatpt)
(car-safe (bounds-of-thing-at-point 'symbol)))
(defun ac-prefix-file ()
"File prefix."
(let ((point (re-search-backward "[\"<>' \t\r\n]" nil t)))
(when point (1+ point))))
(defsubst ac-windows-remote-file-p (file)
"No documentation, FILE."
(and (memq system-type '(ms-dos windows-nt cygwin))
(string-match-p "\\`\\(?://\\|\\\\\\\\\\)" file)))
(defun ac-prefix-valid-file ()
"Existed (or to be existed) file prefix."
(let* ((line-beg (line-beginning-position))
(end (point))
(start (or (let ((point (re-search-backward "[\"<>'= \t\r\n]" line-beg t)))
(if point (1+ point)))
line-beg))
(file (buffer-substring start end)))
(if (and file (or (string-match "^/" file)
(and (setq file (and (string-match "^[^/]*/" file)
(match-string 0 file)))
(file-directory-p file))))
(unless (ac-windows-remote-file-p file)
start))))
(defun ac-prefix-c-dot ()
"C-like languages dot(.) prefix."
(if (re-search-backward "\\.\\(\\(?:[a-zA-Z0-9][_a-zA-Z0-9]*\\)?\\)\\=" nil t)
(match-beginning 1)))
(defun ac-prefix-c-dot-ref ()
"C-like languages dot(.) and reference(->) prefix."
(if (re-search-backward "\\(?:\\.\\|->\\)\\(\\(?:[a-zA-Z0-9][_a-zA-Z0-9]*\\)?\\)\\=" nil t)
(match-beginning 1)))
(defun ac-prefix-cc-member ()
"C-like languages member(.)(->)(::) prefix."
(when (re-search-backward "\\(?:\\.\\|->\\|::\\)\\(\\(?:[a-zA-Z0-9][_a-zA-Z0-9]*\\)?\\)\\=" nil t)
(match-beginning 1)))
(defun ac-define-prefix (name prefix)
"Define new prefix definition.
You can not use it in source definition like (PREFIX . `NAME')."
(push (cons name prefix) ac-prefix-definitions))
(defun ac-match-substring (prefix candidates)
"No documentation, PREFIX, CANDIDATES."
(cl-loop with regexp = (regexp-quote prefix)
for candidate in candidates
if (string-match regexp candidate)
collect candidate))
(defsubst ac-source-entity (source)
"No documentation, SOURCE."
(if (symbolp source) (symbol-value source) source))
(defun ac-source-available-p (source)
"No documentation, SOURCE."
(if (and (symbolp source)
(get source 'available))
(eq (get source 'available) t)
(let* ((src (ac-source-entity source))
(avail-pair (assq 'available src))
(avail-cond (cdr avail-pair))
(available (and (if avail-pair
(cond
((symbolp avail-cond)
(funcall avail-cond))
((listp avail-cond)
(eval avail-cond)))
t)
(cl-loop for feature in (assoc-default 'depends src)
unless (require feature nil t) return nil
finally return t))))
(when (symbolp source)
(put source 'available (if available t 'no)))
available)))
(defun ac-compile-sources (sources)
"Compiled `SOURCES' into expanded sources style."
(cl-loop for source in sources
if (ac-source-available-p source)
do
(setq source (ac-source-entity source))
(let* ((prefix (assoc 'prefix source))
(real (assoc-default (cdr prefix) ac-prefix-definitions)))
(cond
(real
(add-to-list 'source (cons 'prefix real)))
((null prefix)
(add-to-list 'source (cons 'prefix 'ac-prefix-default)))))
(let ((match (assq 'match source)))
(cond
((eq (cdr match) 'substring)
(setcdr match 'ac-match-substring))))
and collect source))
(defun ac-compiled-sources ()
"No documentation."
(or ac-compiled-sources
(setq ac-compiled-sources (ac-compile-sources ac-sources))))
(defsubst ac-menu-live-p ()
"Return non-nil if menu is alive."
(popup-live-p ac-menu))
(defun ac-menu-create (point width height)
"No documentation POINT, WIDTH, HEIGHT."
(setq ac-menu
(popup-create point width height
:around t
:face 'ac-candidate-face
:max-width ac-max-width
:mouse-face 'ac-candidate-mouse-face
:selection-face 'ac-selection-face
:symbol t
:scroll-bar t
:margin-left 1
:keymap ac-menu-map)))
(defun ac-menu-delete ()
"Delete the completion menu."
(when ac-menu
(popup-delete ac-menu)
(setq ac-menu nil)))
(defsubst ac-inline-overlay ()
"No documentation."
(nth 0 ac-inline))
(defsubst ac-inline-live-p ()
"No documentation."
(and ac-inline (ac-inline-overlay) t))
(defun ac-inline-show (point string)
"No documentation, POINT, STRING."
(unless ac-inline
(setq ac-inline (list nil)))
(save-excursion
(let ((overlay (ac-inline-overlay))
(width 0)
(string-width (string-width string))
(length 0)
(original-string string))
(goto-char point)
(let (c)
(while (and (not (eolp))
(< width string-width)
(setq c (char-after))
(not (eq c ?\t))) (cl-incf width (char-width c))
(cl-incf length)
(forward-char)))
(goto-char point)
(cond
((= width 0)
)
((<= width string-width)
)
((> width string-width)
(setq string (concat string (make-string (- width string-width) ? )))))
(setq string (propertize string 'face 'ac-completion-face))
(if overlay
(progn
(move-overlay overlay point (+ point length))
(overlay-put overlay 'invisible nil))
(setq overlay (make-overlay point (+ point length)))
(setf (nth 0 ac-inline) overlay)
(overlay-put overlay 'priority 9999)
(overlay-put overlay 'keymap ac-current-map))
(if (eq length 0)
(progn
(put-text-property 0 1 'cursor t string)
(overlay-put overlay 'after-string string))
(let ((display (substring string 0 1))
(after-string (substring string 1)))
(overlay-put overlay 'display display)
(overlay-put overlay 'after-string after-string)))
(overlay-put overlay 'string original-string))))
(defun ac-inline-delete ()
"No documentation."
(when (ac-inline-live-p)
(ac-inline-hide)
(delete-overlay (ac-inline-overlay))
(setq ac-inline nil)))
(defun ac-inline-hide ()
"No documentation."
(when (ac-inline-live-p)
(let ((overlay (ac-inline-overlay)) (buffer-undo-list t))
(when overlay
(move-overlay overlay (point-min) (point-min))
(overlay-put overlay 'invisible t)
(overlay-put overlay 'display nil)
(overlay-put overlay 'after-string nil)))))
(defun ac-inline-update ()
"No documentation."
(if (and ac-completing ac-prefix (stringp ac-common-part))
(let ((common-part-length (length ac-common-part))
(prefix-length (length ac-prefix)))
(if (> common-part-length prefix-length)
(progn
(ac-inline-hide)
(ac-inline-show (point) (substring ac-common-part prefix-length)))
(ac-inline-delete)))
(ac-inline-delete)))
(defun ac-put-prefix-overlay ()
"No documentation."
(unless ac-prefix-overlay
(let (newline)
(when (eobp)
(popup-save-buffer-state
(insert "\n"))
(setq newline t))
(setq ac-prefix-overlay (make-overlay ac-point (1+ (point)) nil t t))
(overlay-put ac-prefix-overlay 'priority 9999)
(overlay-put ac-prefix-overlay 'keymap (make-sparse-keymap))
(overlay-put ac-prefix-overlay 'newline newline))))
(defun ac-remove-prefix-overlay ()
"No documentation."
(when ac-prefix-overlay
(when (overlay-get ac-prefix-overlay 'newline)
(popup-save-buffer-state
(goto-char (point-max))
(when (eq (char-before) ?\n)
(delete-char -1))))
(delete-overlay ac-prefix-overlay)))
(defun ac-activate-completing-map ()
"No documentation."
(if (and ac-show-menu ac-use-menu-map)
(set-keymap-parent ac-current-map ac-menu-map))
(when (and ac-use-overriding-local-map
(null overriding-terminal-local-map))
(setq overriding-terminal-local-map ac-current-map))
(when ac-prefix-overlay
(set-keymap-parent (overlay-get ac-prefix-overlay 'keymap) ac-current-map)))
(defun ac-deactivate-completing-map ()
"No documentation."
(set-keymap-parent ac-current-map ac-completing-map)
(when (and ac-use-overriding-local-map
(eq overriding-terminal-local-map ac-current-map))
(setq overriding-terminal-local-map nil))
(when ac-prefix-overlay
(set-keymap-parent (overlay-get ac-prefix-overlay 'keymap) nil)))
(defsubst ac-selected-candidate ()
"No documentation."
(when ac-menu (popup-selected-item ac-menu)))
(defun ac-prefix (requires ignore-list)
"No documentation, REQUIRES, IGNORE-LIST."
(cl-loop with current = (point)
with point
with point-def
with prefix-def
with sources
for source in (ac-compiled-sources)
for prefix = (assoc-default 'prefix source)
for req = (or (assoc-default 'requires source) requires 1)
do
(unless (member prefix ignore-list)
(save-excursion
(setq point (cond
((symbolp prefix)
(funcall prefix))
((stringp prefix)
(and (re-search-backward (concat prefix "\\=") nil t)
(or (match-beginning 1) (match-beginning 0))))
((stringp (car-safe prefix))
(let ((regexp (nth 0 prefix))
(end (nth 1 prefix))
(group (nth 2 prefix)))
(and (re-search-backward (concat regexp "\\=") nil t)
(funcall (if end 'match-end 'match-beginning)
(or group 0)))))
(t
(eval prefix))))
(if (and point
(integerp req)
(< (- current point) req))
(setq point nil))
(when point
(when (null prefix-def)
(setq prefix-def prefix
point-def point))
(when (equal point point-def)
(push source sources)))))
finally return
(and point-def (list prefix-def point-def (nreverse sources)))))
(defun ac-init ()
"Initialize current sources to start completion."
(setq ac-candidates-cache nil)
(cl-loop for source in ac-current-sources
for function = (assoc-default 'init source)
if function do
(save-excursion
(cond ((functionp function) (funcall function))
(t (eval function))))))
(defun ac-candidates-1 (source)
"No documentation, SOURCE."
(let* ((do-cache (assq 'cache source))
(function (assoc-default 'candidates source))
(action (assoc-default 'action source))
(document (assoc-default 'document source))
(symbol (assoc-default 'symbol source))
(ac-limit (or (assoc-default 'limit source) ac-limit))
(face (or (assoc-default 'face source) (assoc-default 'candidate-face source)))
(selection-face (assoc-default 'selection-face source))
(cache (and do-cache (assq source ac-candidates-cache)))
(candidates (cdr cache)))
(unless cache
(setq candidates (save-excursion
(cond
((functionp function)
(funcall function))
(t
(eval function)))))
(setq candidates (mapcar (lambda (candidate)
(if (consp candidate)
(propertize (car candidate) 'value (cdr candidate))
candidate))
candidates))
(when do-cache
(push (cons source candidates) ac-candidates-cache)))
(setq candidates (funcall (or (assoc-default 'match source)
ac-match-function)
ac-prefix candidates))
(if (and (integerp ac-limit) (> ac-limit 1) (> (length candidates) ac-limit))
(setcdr (nthcdr (1- ac-limit) candidates) nil))
(setq candidates (mapcar (lambda (candidate)
(popup-item-propertize candidate
'action action
'symbol symbol
'document document
'popup-face face
'selection-face selection-face))
candidates))
candidates))
(defun ac-delete-duplicated-candidates (candidates)
"No documentation, CANDIDATES."
(cl-delete-duplicates
candidates
:test (lambda (x y)
(and (equal x y)
(eq (popup-item-property x 'action)
(popup-item-property y 'action))))
:from-end t))
(defun ac-reduce-candidates (candidates)
"No documentation, CANDIDATES."
(let ((size 20))
(if (< (length candidates) size)
(ac-delete-duplicated-candidates candidates)
(cl-loop for c on candidates by 'cdr
repeat (1- size)
finally return
(let ((rest (cdr c)))
(setcdr c nil)
(append (ac-delete-duplicated-candidates candidates) (copy-sequence rest)))))))
(defun ac-candidates ()
"Produce candidates for current sources."
(cl-loop with completion-ignore-case = (or ac-ignore-case
(and (eq ac-ignore-case 'smart)
(let ((case-fold-search nil)) (not (string-match "[[:upper:]]" ac-prefix)))))
with case-fold-search = completion-ignore-case
with prefix-len = (length ac-prefix)
for source in ac-current-sources
append (ac-candidates-1 source) into candidates
finally return
(progn
(if (and ac-use-comphist ac-comphist)
(if ac-show-menu
(let* ((pair (ac-comphist-sort ac-comphist candidates prefix-len ac-comphist-threshold))
(n (car pair))
(result (ac-reduce-candidates (cdr pair)))
(cons (if (> n 0) (nthcdr (1- n) result)))
(cdr (cdr cons)))
(when cons (setcdr cons nil))
(setq ac-common-part (try-completion ac-prefix result))
(setq ac-whole-common-part (try-completion ac-prefix candidates))
(when cons (setcdr cons cdr))
result)
(setq candidates (ac-comphist-sort ac-comphist candidates prefix-len))
(setq ac-common-part (when candidates (popup-x-to-string (car candidates))))
(setq ac-whole-common-part (try-completion ac-prefix candidates))
candidates)
(when ac-show-menu
(setq candidates (ac-reduce-candidates candidates)))
(setq ac-common-part (try-completion ac-prefix candidates))
(setq ac-whole-common-part ac-common-part)
candidates))))
(defun ac-update-candidates (cursor scroll-top)
"Update candidates of menu to 'ac-candidates' and redraw it.
TODO Missing documentation CURSOR, SCROLL-TOP."
(setf (popup-cursor ac-menu) cursor
(popup-scroll-top ac-menu) scroll-top)
(setq ac-dwim-enable (= (length ac-candidates) 1))
(if ac-candidates
(progn
(setq ac-completing t)
(ac-activate-completing-map))
(setq ac-completing nil)
(ac-deactivate-completing-map))
(unless ac-disable-inline
(ac-inline-update))
(popup-set-list ac-menu ac-candidates)
(if (and (not ac-fuzzy-enable)
(<= (length ac-candidates) ac-candidate-menu-min))
(popup-hide ac-menu)
(when ac-show-menu
(popup-draw ac-menu))))
(defun ac-reposition ()
"Force to redraw candidate menu with current 'ac-candidates'."
(let ((cursor (popup-cursor ac-menu))
(scroll-top (popup-scroll-top ac-menu))
(height (popup-height ac-menu)))
(ac-menu-delete)
(ac-menu-create ac-point (popup-preferred-width ac-candidates) height)
(ac-update-candidates cursor scroll-top)))
(defun ac-cleanup ()
"Cleanup auto completion."
(when ac-cursor-color
(set-cursor-color ac-cursor-color))
(when (and ac-use-comphist ac-comphist)
(when (and (null ac-selected-candidate) (member ac-prefix ac-candidates))
(setq ac-selected-candidate ac-prefix)
(setq ac-last-point ac-point))
(when ac-selected-candidate
(ac-comphist-add ac-comphist
ac-selected-candidate
(if ac-last-point
(- ac-last-point ac-point)
(length ac-prefix)))))
(ac-deactivate-completing-map)
(ac-remove-prefix-overlay)
(ac-remove-quick-help)
(ac-inline-delete)
(ac-menu-delete)
(ac-cancel-timer)
(ac-cancel-show-menu-timer)
(ac-cancel-quick-help-timer)
(setq ac-cursor-color nil
ac-inline nil
ac-show-menu nil
ac-menu nil
ac-completing nil
ac-point nil
ac-last-point nil
ac-prefix nil
ac-prefix-overlay nil
ac-selected-candidate nil
ac-common-part nil
ac-whole-common-part nil
ac-triggered nil
ac-limit nil
ac-candidates nil
ac-candidates-cache nil
ac-fuzzy-enable nil
ac-dwim-enable nil
ac-compiled-sources nil
ac-current-sources nil
ac-current-prefix-def nil
ac-ignoring-prefix-def nil))
(defsubst ac-abort ()
"Abort completion."
(ac-cleanup))
(defun ac-extend-region-to-delete (string)
"Determine the boundary of the region to delete before inserting the \
completed string. This will be either the position of current point, or
the end of the symbol at point, if the text from point to end of symbol
is the right part of the completed STRING."
(let* ((end-of-symbol (or (cdr-safe (bounds-of-thing-at-point 'symbol))
(point)))
(remaindar (buffer-substring-no-properties (point) end-of-symbol))
(remaindar-length (length remaindar)))
(if (and (>= (length string) remaindar-length)
(string= (substring-no-properties string (- remaindar-length))
remaindar))
end-of-symbol
(point))))
(defun ac-expand-string (string &optional remove-undo-boundary)
"Expand `STRING' into the buffer and update 'ac-prefix' to `STRING'.
This function records deletion and insertion sequences by `undo-boundary'.
If REMOVE-UNDO-BOUNDARY is non-nil, this function also removes `undo-boundary'
that have been made before in this function. When `buffer-undo-list' is
't', REMOVE-UNDO-BOUNDARY has no effect."
(when (eq buffer-undo-list t)
(setq remove-undo-boundary nil))
(when (not (equal string (buffer-substring ac-point (point))))
(undo-boundary)
(if remove-undo-boundary
(progn
(let (buffer-undo-list)
(save-excursion
(delete-region ac-point (ac-extend-region-to-delete string))))
(setq buffer-undo-list
(nthcdr 2 buffer-undo-list)))
(delete-region ac-point (ac-extend-region-to-delete string)))
(insert (substring-no-properties string))
(when (and remove-undo-boundary
(integerp (cadr buffer-undo-list)))
(setcdr buffer-undo-list (nthcdr 2 buffer-undo-list)))
(undo-boundary)
(setq ac-selected-candidate string)
(setq ac-prefix string)))
(defun ac-set-trigger-key (key)
"Set `ac-trigger-key' to `KEY'. It is recommemded to use this function instead of calling `setq'."
(when ac-trigger-key
(define-key ac-mode-map (read-kbd-macro ac-trigger-key) nil))
(setq ac-trigger-key key)
(when key
(define-key ac-mode-map (read-kbd-macro key) 'ac-trigger-key-command)))
(defun ac-set-timer ()
"Safe way to start the completion menu timer."
(unless ac-timer
(setq ac-timer (run-with-idle-timer ac-delay ac-delay 'ac-update-greedy))))
(defun ac-cancel-timer ()
"Safe way to cancel timer."
(when (timerp ac-timer)
(cancel-timer ac-timer)
(setq ac-timer nil)))
(defun ac-update (&optional force)
"No documentation, FORCE."
(when (and auto-complete-mode
ac-prefix
(or ac-triggered force)
(not isearch-mode))
(ac-put-prefix-overlay)
(setq ac-candidates (ac-candidates))
(let ((preferred-width (popup-preferred-width ac-candidates)))
(when (or (null ac-menu)
(>= (popup-width ac-menu) preferred-width)
(<= (popup-width ac-menu) (- preferred-width 10))
(and (> (popup-direction ac-menu) 0)
(ac-menu-at-wrapper-line-p)))
(ac-inline-hide) (ac-remove-quick-help)
(ac-menu-delete)
(ac-menu-create ac-point preferred-width ac-menu-height)))
(ac-update-candidates 0 0)
t))
(defun ac-update-greedy (&optional force)
"No documentation, FORCE."
(let (result)
(while (when (and (setq result (ac-update force))
(null ac-candidates))
(add-to-list 'ac-ignoring-prefix-def ac-current-prefix-def)
(ac-start :force-init t)
ac-current-prefix-def))
result))
(defun ac-set-show-menu-timer ()
"No documentation."
(when (and (or (integerp ac-auto-show-menu) (floatp ac-auto-show-menu))
(null ac-show-menu-timer))
(setq ac-show-menu-timer (run-with-idle-timer ac-auto-show-menu ac-auto-show-menu 'ac-show-menu))))
(defun ac-cancel-show-menu-timer ()
"No documentation."
(when (timerp ac-show-menu-timer)
(cancel-timer ac-show-menu-timer)
(setq ac-show-menu-timer nil)))
(defun ac-show-menu ()
"No documentation."
(unless (eq ac-show-menu t)
(setq ac-show-menu t)
(ac-inline-hide)
(ac-remove-quick-help)
(ac-update t)))
(defun ac-help (&optional persist)
"No documentation, PERSIST."
(interactive "P")
(when ac-menu (popup-menu-show-help ac-menu persist)))
(defun ac-persist-help ()
"No documentation."
(interactive)
(ac-help t))
(defun ac-last-help (&optional persist)
"No documentation, PERSIST."
(interactive "P")
(when ac-last-completion (popup-item-show-help (cdr ac-last-completion) persist)))
(defun ac-last-persist-help ()
"No documentation."
(interactive)
(ac-last-help t))
(defun ac-set-quick-help-timer ()
"No documentation."
(when (and ac-use-quick-help
(null ac-quick-help-timer))
(setq ac-quick-help-timer (run-with-idle-timer ac-quick-help-delay ac-quick-help-delay 'ac-quick-help))))
(defun ac-cancel-quick-help-timer ()
"No documentation."
(when (timerp ac-quick-help-timer)
(cancel-timer ac-quick-help-timer)
(setq ac-quick-help-timer nil)))
(defun ac-pos-tip-show-quick-help (menu &optional item &rest args)
"No documentation, MENU, ITEM, ARGS."
(let* ((point (plist-get args :point))
(around nil)
(parent-offset (popup-offset menu))
(doc (popup-menu-documentation menu item)))
(when (stringp doc)
(if (popup-hidden-p menu) (setq around t) (setq point nil))
(with-no-warnings
(pos-tip-show doc
'popup-tip-face
(or point
(and menu
(popup-child-point menu parent-offset))
(point))
nil 300
popup-tip-max-width
nil nil
(and (not around) 0))
(unless (plist-get args :nowait)
(clear-this-command-keys)
(unwind-protect
(push (read-event (plist-get args :prompt)) unread-command-events)
(pos-tip-hide))
t)))))
(defun ac-quick-help-use-pos-tip-p ()
"No documentation."
(and ac-quick-help-prefer-pos-tip
window-system
(featurep 'pos-tip)))
(defun ac-quick-help (&optional force)
"No documentation, FORCE."
(interactive)
(when (and (or force
(with-no-warnings
(called-interactively-p))
(null this-command))
(ac-menu-live-p)
(null ac-quick-help))
(setq ac-quick-help
(funcall (if (ac-quick-help-use-pos-tip-p)
'ac-pos-tip-show-quick-help
'popup-menu-show-quick-help)
ac-menu nil
:point ac-point
:height ac-quick-help-height
:nowait t))))
(defun ac-remove-quick-help ()
"No documentation."
(when (ac-quick-help-use-pos-tip-p)
(with-no-warnings (pos-tip-hide)))
(when ac-quick-help
(popup-delete ac-quick-help)
(setq ac-quick-help nil)))
(defun ac-last-quick-help ()
"No documentation."
(interactive)
(when (and ac-last-completion
(eq (marker-buffer (car ac-last-completion)) (current-buffer)))
(let ((doc (popup-item-documentation (cdr ac-last-completion)))
(point (marker-position (car ac-last-completion))))
(when (stringp doc)
(if (ac-quick-help-use-pos-tip-p)
(with-no-warnings (pos-tip-show doc nil point nil 300))
(popup-tip doc
:point point
:around t
:scroll-bar t
:margin t))))))
(defmacro ac-define-quick-help-command (name arglist &rest body)
"No documentation, NAME, ARGLIST, BODY."
(declare (indent 2))
`(progn
(defun ,name ,arglist ,@body)
(put ',name 'ac-quick-help-command t)))
(ac-define-quick-help-command ac-quick-help-scroll-down ()
(interactive)
(when ac-quick-help
(popup-scroll-down ac-quick-help)))
(ac-define-quick-help-command ac-quick-help-scroll-up ()
(interactive)
(when ac-quick-help
(popup-scroll-up ac-quick-help)))
(defun ac-isearch-callback (list)
"No documentation, LIST."
(setq ac-dwim-enable (eq (length list) 1)))
(defun ac-isearch ()
"No documentation."
(interactive)
(when (ac-menu-live-p)
(ac-cancel-show-menu-timer)
(ac-show-menu)
(if ac-use-quick-help
(let ((popup-menu-show-quick-help-function
(if (ac-quick-help-use-pos-tip-p)
'ac-pos-tip-show-quick-help
'popup-menu-show-quick-help)))
(popup-isearch ac-menu
:callback 'ac-isearch-callback
:help-delay ac-quick-help-delay))
(popup-isearch ac-menu :callback 'ac-isearch-callback))))
(cl-defun auto-complete-1 (&key sources (triggered 'command))
"No documentation."
(let ((menu-live (ac-menu-live-p))
(inline-live (ac-inline-live-p))
started)
(ac-abort)
(let ((ac-sources (or sources ac-sources)))
(if (or ac-show-menu-immediately-on-auto-complete inline-live)
(setq ac-show-menu t))
(setq started (ac-start :triggered triggered)))
(when (ac-update-greedy t)
(when (ac-inline-live-p) (ac-inline-hide))
(when (and (or (and (not ac-expand-on-auto-complete)
(> (length ac-candidates) 1)
(not menu-live))
(not (let ((ac-common-part ac-whole-common-part))
(ac-expand-common))))
ac-use-fuzzy
(null ac-candidates))
(ac-fuzzy-complete)))
started))
(defun auto-complete (&optional sources)
"Start auto-completion at current point."
(interactive)
(auto-complete-1 :sources sources))
(defun ac-fuzzy-complete ()
"Start fuzzy completion at current point."
(interactive)
(if (not (require 'fuzzy nil t))
(message "Please install fuzzy.el if you use fuzzy completion")
(unless (ac-menu-live-p)
(ac-start))
(let ((ac-match-function 'fuzzy-all-completions))
(when ac-fuzzy-cursor-color
(unless ac-cursor-color
(setq ac-cursor-color (frame-parameter (selected-frame) 'cursor-color)))
(set-cursor-color ac-fuzzy-cursor-color))
(setq ac-show-menu t)
(setq ac-fuzzy-enable t)
(setq ac-triggered nil)
(ac-update t)))
t)
(defun ac-next ()
"Select next candidate."
(interactive)
(when (ac-menu-live-p)
(when (popup-hidden-p ac-menu)
(ac-show-menu))
(popup-next ac-menu)
(when (eq this-command 'ac-next)
(setq ac-dwim-enable t))))
(defun ac-next-page ()
"Select candidate `ac-menu-height' positions below current."
(interactive)
(when (ac-menu-live-p)
(when (popup-hidden-p ac-menu)
(ac-show-menu))
(popup-page-next ac-menu)
(when (eq this-command 'ac-next-page)
(setq ac-dwim-enable t))))
(defun ac-previous ()
"Select previous candidate."
(interactive)
(when (ac-menu-live-p)
(when (popup-hidden-p ac-menu)
(ac-show-menu))
(popup-previous ac-menu)
(if (eq this-command 'ac-previous)
(setq ac-dwim-enable t))))
(defun ac-previous-page ()
"Select candidate `ac-menu-height' positions above current."
(interactive)
(when (ac-menu-live-p)
(when (popup-hidden-p ac-menu)
(ac-show-menu))
(popup-page-previous ac-menu)
(when (eq this-command 'ac-previous-page)
(setq ac-dwim-enable t))))
(defun ac-expand (arg)
"Try expand, and if expanded twice, select next candidate.
If given a prefix argument, select the previous candidate."
(interactive "P")
(unless (ac-expand-common)
(let ((string (ac-selected-candidate)))
(when string
(when (equal ac-prefix string)
(if (not arg)
(ac-next)
(ac-previous))
(setq string (ac-selected-candidate)))
(ac-expand-string string
(or (eq last-command 'ac-expand)
(eq last-command 'ac-expand-previous)))
(if (and (> (popup-direction ac-menu) 0)
(ac-menu-at-wrapper-line-p))
(ac-reposition))
(setq ac-show-menu t)
string))))
(defun ac-expand-previous (arg)
"Like `ac-expand', but select previous candidate."
(interactive "P")
(ac-expand (not arg)))
(defun ac-expand-common ()
"Try to expand meaningful common part."
(interactive)
(if (and ac-dwim ac-dwim-enable)
(ac-complete)
(when (and (ac-inline-live-p) ac-common-part)
(ac-inline-hide)
(ac-expand-string ac-common-part (eq last-command this-command))
(setq ac-common-part nil)
t)))
(defun ac-complete-1 (candidate)
"No documentation, CANDIDATE."
(let ((action (popup-item-property candidate 'action))
(fallback nil))
(when candidate
(unless (ac-expand-string candidate)
(setq fallback t))
(when (and ac-point candidate)
(unless ac-last-completion
(setq ac-last-completion (cons (make-marker) nil)))
(set-marker (car ac-last-completion) ac-point ac-buffer)
(setcdr ac-last-completion candidate)))
(ac-abort)
(cond (action (funcall action))
(fallback (ac-fallback-command)))
candidate))
(defun ac-complete ()
"Try complete."
(interactive)
(ac-complete-1 (ac-selected-candidate)))
(cl-defun ac-start (&key
requires
force-init
(triggered (or ac-triggered t)))
"Start completion."
(interactive)
(if (not auto-complete-mode)
(message "auto-complete-mode is not enabled")
(let* ((info (ac-prefix requires ac-ignoring-prefix-def))
(prefix-def (nth 0 info))
(point (nth 1 info))
(sources (nth 2 info))
prefix
(init (or force-init (not (eq ac-point point)))))
(if (or (null point)
(progn
(setq prefix (buffer-substring-no-properties point (point)))
(and (not (eq triggered 'command))
(ac-stop-word-p prefix))))
(prog1 nil
(ac-abort))
(when (and ac-use-fuzzy ac-fuzzy-cursor-color)
(unless ac-cursor-color
(setq ac-cursor-color (frame-parameter (selected-frame) 'cursor-color))))
(setq ac-show-menu (or ac-show-menu (if (eq ac-auto-show-menu t) t))
ac-current-sources sources
ac-buffer (current-buffer)
ac-point point
ac-prefix prefix
ac-limit ac-candidate-limit
ac-triggered triggered
ac-current-prefix-def prefix-def)
(when (or init (null ac-prefix-overlay))
(ac-init))
(ac-set-timer)
(ac-set-show-menu-timer)
(ac-set-quick-help-timer)
(ac-put-prefix-overlay)
t))))
(defun ac-stop ()
"Stop completing."
(interactive)
(setq ac-selected-candidate nil)
(ac-abort))
(defun ac-ignore (&rest ignore)
"Same as `ignore'."
(interactive))
(defun ac-mouse-1 (event)
"No documentation, EVENT."
(interactive "e")
(popup-awhen (popup-menu-item-of-mouse-event event)
(ac-complete-1 it)))
(defun ac-mouse-4 (event)
"No documentation, EVENT."
(interactive "e")
(ac-previous))
(defun ac-mouse-5 (event)
"No documentation, EVENT."
(interactive "e")
(ac-next))
(defun ac-trigger-key-command (&optional force)
"No documentation, FORCE."
(interactive "P")
(let (started)
(when (or force (ac-trigger-command-p last-command))
(setq started (auto-complete-1 :triggered 'trigger-key)))
(unless started
(ac-fallback-command 'ac-trigger-key-command))))
(defvar ac-clear-variables-every-minute-timer nil)
(defvar ac-clear-variables-after-save nil)
(defvar ac-clear-variables-every-minute nil)
(defvar ac-minutes-counter 0)
(defun ac-clear-variable-after-save (variable &optional pred)
"No documentation."
(add-to-list 'ac-clear-variables-after-save (cons variable pred)))
(defun ac-clear-variables-after-save ()
"No documentation."
(dolist (pair ac-clear-variables-after-save)
(when (or (null (cdr pair)) (funcall (cdr pair)))
(set (car pair) nil))))
(defun ac-clear-variable-every-minutes (variable minutes)
"No documentation."
(add-to-list 'ac-clear-variables-every-minute (cons variable minutes)))
(defun ac-clear-variable-every-minute (variable)
"No documentation."
(ac-clear-variable-every-minutes variable 1))
(defun ac-clear-variable-every-10-minutes (variable)
"No documentation."
(ac-clear-variable-every-minutes variable 10))
(defun ac-clear-variables-every-minute ()
"No documentation."
(cl-incf ac-minutes-counter)
(dolist (pair ac-clear-variables-every-minute)
(when (eq (% ac-minutes-counter (cdr pair)) 0)
(set (car pair) nil))))
(defun ac-cursor-on-diable-face-p (&optional point)
"No documentation."
(memq (get-text-property (or point (point)) 'face) ac-disable-faces))
(defun ac-trigger-command-p (command)
"Return non-nil if `COMMAND' is a trigger command."
(and (symbolp command)
(not (memq command ac-non-trigger-commands))
(or (memq command ac-trigger-commands)
(string-match "self-insert-command" (symbol-name command))
(string-match "electric" (symbol-name command)))))
(defun ac-fallback-key-sequence ()
"No documentation."
(setq unread-command-events
(append (this-single-command-raw-keys)
unread-command-events))
(read-key-sequence-vector ""))
(defun ac-fallback-command (&optional except-command)
"No documentation."
(let* ((auto-complete-mode nil)
(keys (ac-fallback-key-sequence))
(command (and keys (key-binding keys))))
(when (and (commandp command)
(not (eq command except-command)))
(setq this-command command)
(call-interactively command))))
(defun ac-compatible-package-command-p (command)
"Return non-nil if `COMMAND' is compatible with auto-complete."
(and (symbolp command)
(string-match ac-compatible-packages-regexp (symbol-name command))))
(defun ac-handle-pre-command ()
(condition-case var
(if (or (setq ac-triggered (and (not ac-fuzzy-enable) (or (eq this-command 'auto-complete) (ac-trigger-command-p this-command)
(and ac-completing
(memq this-command ac-trigger-commands-on-completing)))
(not (ac-cursor-on-diable-face-p))
(or ac-triggered t)))
(ac-compatible-package-command-p this-command))
(progn
(when (or (not (symbolp this-command))
(not (get this-command 'ac-quick-help-command)))
(ac-remove-quick-help))
(ac-inline-hide))
(ac-abort))
(error (ac-error var))))
(defun ac-handle-post-command ()
"No documentation."
(condition-case var
(when (and ac-triggered
(or ac-auto-start ac-completing)
(not isearch-mode))
(setq ac-last-point (point))
(ac-start :requires (unless ac-completing ac-auto-start))
(unless ac-disable-inline
(ac-inline-update)))
(error (ac-error var))))
(defvar ac-flycheck-poll-completion-end-timer nil
"Timer to poll end of completion.")
(defun ac-syntax-checker-workaround ()
"No documentation."
(if ac-stop-flymake-on-completing
(progn
(make-local-variable 'ac-flycheck-poll-completion-end-timer)
(when (require 'flymake nil t)
(defadvice flymake-on-timer-event (around ac-flymake-stop-advice activate)
(unless ac-completing
ad-do-it)))
(when (require 'flycheck nil t)
(defadvice flycheck-handle-idle-change (around ac-flycheck-stop-advice activate)
(if ac-completing
(setq ac-flycheck-poll-completion-end-timer
(run-at-time ac-flycheck-poll-completion-end-interval
nil
#'flycheck-handle-idle-change))
ad-do-it))))
(when (featurep 'flymake)
(ad-disable-advice 'flymake-on-timer-event 'around 'ac-flymake-stop-advice))
(when (featurep 'flycheck)
(ad-disable-advice 'flycheck-handle-idle-change 'around 'ac-flycheck-stop-advice))))
(defun ac-setup ()
"No documentation."
(when ac-trigger-key (ac-set-trigger-key ac-trigger-key))
(when ac-use-comphist (ac-comphist-init))
(unless ac-clear-variables-every-minute-timer
(setq ac-clear-variables-every-minute-timer (run-with-timer 60 60 'ac-clear-variables-every-minute)))
(ac-syntax-checker-workaround))
(define-minor-mode auto-complete-mode
"AutoComplete mode"
:lighter " AC"
:keymap ac-mode-map
:group 'auto-complete
(if auto-complete-mode
(progn
(ac-setup)
(add-hook 'pre-command-hook 'ac-handle-pre-command nil t)
(add-hook 'post-command-hook 'ac-handle-post-command nil t)
(add-hook 'after-save-hook 'ac-clear-variables-after-save nil t)
(run-hooks 'auto-complete-mode-hook))
(remove-hook 'pre-command-hook 'ac-handle-pre-command t)
(remove-hook 'post-command-hook 'ac-handle-post-command t)
(remove-hook 'after-save-hook 'ac-clear-variables-after-save t)
(ac-abort)))
(defun auto-complete-mode-maybe ()
"What buffer `auto-complete-mode' prefers."
(when (and (not (minibufferp (current-buffer)))
(memq major-mode ac-modes))
(auto-complete-mode 1)))
(define-global-minor-mode global-auto-complete-mode
auto-complete-mode auto-complete-mode-maybe
:group 'auto-complete)
(defun ac-flyspell-workaround ()
"Flyspell uses `sit-for' for delaying its process. Unfortunatelly,
it stops auto completion which is trigger with `run-with-idle-timer'.
This workaround avoid flyspell processes when auto completion is being started."
(interactive)
(defadvice flyspell-post-command-hook (around ac-flyspell-workaround activate)
(unless ac-triggered
ad-do-it)))
(defun ac-linum-workaround ()
"linum-mode tries to display the line numbers even for the
completion menu. This workaround stops that annoying behavior."
(interactive)
(defadvice linum-update (around ac-linum-update-workaround activate)
(unless ac-completing
ad-do-it)))
(defmacro ac-define-source (name source)
"Source definition macro. It defines a complete command also."
(declare (indent 1))
`(progn
(defvar ,(intern (format "ac-source-%s" name)))
(setq ,(intern (format "ac-source-%s" name)) ,source)
(defun ,(intern (format "ac-complete-%s" name)) ()
(interactive)
(auto-complete '(,(intern (format "ac-source-%s" name)))))))
(defvar ac-word-index nil)
(defun ac-candidate-words-in-buffer (point prefix limit)
"No documentation."
(let ((i 0) candidate candidates
(regexp (concat "\\_<" (regexp-quote prefix) "\\(\\sw\\|\\s_\\)+\\_>")))
(save-excursion
(goto-char point)
(while (and (or (not (integerp limit)) (< i limit))
(re-search-backward regexp nil t))
(setq candidate (match-string-no-properties 0))
(unless (member candidate candidates)
(push candidate candidates)
(cl-incf i)))
(goto-char (+ point (length prefix)))
(while (and (or (not (integerp limit)) (< i limit))
(re-search-forward regexp nil t))
(setq candidate (match-string-no-properties 0))
(unless (member candidate candidates)
(push candidate candidates)
(cl-incf i)))
(nreverse candidates))))
(defun ac-incremental-update-word-index ()
"No documentation."
(unless (local-variable-p 'ac-word-index)
(make-local-variable 'ac-word-index))
(if (null ac-word-index)
(setq ac-word-index (cons nil nil)))
(if (car ac-word-index)
(setcar ac-word-index nil))
(let ((index (cdr ac-word-index))
(words (ac-candidate-words-in-buffer ac-point ac-prefix (or (and (integerp ac-limit) ac-limit) 10))))
(dolist (word words)
(unless (member word index)
(push word index)
(setcdr ac-word-index index)))))
(defun ac-update-word-index-1 ()
"No documentation."
(unless (local-variable-p 'ac-word-index)
(make-local-variable 'ac-word-index))
(when (and (not (car ac-word-index))
(< (buffer-size) 1048576)) (setq ac-word-index
(cons t
(split-string (buffer-substring-no-properties (point-min) (point-max))
"\\(?:^\\|\\_>\\).*?\\(?:\\_<\\|$\\)")))))
(defun ac-update-word-index ()
"No documentation."
(dolist (buffer (buffer-list))
(when (or ac-fuzzy-enable
(not (eq buffer (current-buffer))))
(with-current-buffer buffer
(ac-update-word-index-1)))))
(defun ac-word-candidates (&optional buffer-pred)
"No documentation."
(cl-loop initially (unless ac-fuzzy-enable (ac-incremental-update-word-index))
for buffer in (buffer-list)
if (and (or (not (integerp ac-limit)) (< (length candidates) ac-limit))
(if buffer-pred (funcall buffer-pred buffer) t))
append (funcall ac-match-function
ac-prefix
(and (local-variable-p 'ac-word-index buffer)
(cdr (buffer-local-value 'ac-word-index buffer))))
into candidates
finally return (delete-dups candidates)))
(ac-define-source words-in-buffer
'((candidates . ac-word-candidates)))
(ac-define-source words-in-all-buffer
'((init . ac-update-word-index)
(candidates . ac-word-candidates)))
(ac-define-source words-in-same-mode-buffers
'((init . ac-update-word-index)
(candidates . (ac-word-candidates
(lambda (buffer)
(derived-mode-p (buffer-local-value 'major-mode buffer)))))))
(defvar ac-symbols-cache nil)
(ac-clear-variable-every-10-minutes 'ac-symbols-cache)
(defun ac-symbol-file (symbol type)
"No documentation."
(if (fboundp 'find-lisp-object-file-name)
(find-lisp-object-file-name symbol type)
(let ((file-name (with-no-warnings
(describe-simplify-lib-file-name
(symbol-file symbol type)))))
(when (equal file-name "loaddefs.el")
(let ((location (condition-case nil
(if (eq type 'defun)
(find-function-search-for-symbol symbol nil
"loaddefs.el")
(find-variable-noselect symbol file-name))
(error nil))))
(when location
(with-current-buffer (car location)
(when (cdr location)
(goto-char (cdr location)))
(when (re-search-backward
"^;;; Generated autoloads from \\(.*\\)" nil t)
(setq file-name (match-string 1)))))))
(if (and (null file-name)
(or (eq type 'defun)
(integerp (get symbol 'variable-documentation))))
(if (get-buffer " *DOC*")
(if (eq type 'defun)
(help-C-file-name (symbol-function symbol) 'subr)
(help-C-file-name symbol 'var))
'C-source)
file-name))))
(defun ac-symbol-documentation (symbol)
"No documentation."
(if (stringp symbol)
(setq symbol (intern-soft symbol)))
(ignore-errors
(with-temp-buffer
(let ((standard-output (current-buffer)))
(prin1 symbol)
(princ " is ")
(cond
((fboundp symbol)
(require 'help-mode)
(let ((help-xref-following t)
(major-mode 'help-mode)) (describe-function-1 symbol))
(buffer-string))
((boundp symbol)
(let ((file-name (ac-symbol-file symbol 'defvar)))
(princ "a variable")
(when file-name
(princ " defined in `")
(princ (if (eq file-name 'C-source)
"C source code"
(file-name-nondirectory file-name))))
(princ "'.\n\n")
(princ (or (documentation-property symbol 'variable-documentation t)
"Not documented."))
(buffer-string)))
((facep symbol)
(let ((file-name (ac-symbol-file symbol 'defface)))
(princ "a face")
(when file-name
(princ " defined in `")
(princ (if (eq file-name 'C-source)
"C source code"
(file-name-nondirectory file-name))))
(princ "'.\n\n")
(princ (or (documentation-property symbol 'face-documentation t)
"Not documented."))
(buffer-string)))
(t
(let ((doc (documentation-property symbol 'group-documentation t)))
(when doc
(princ "a group.\n\n")
(princ doc)
(buffer-string)))))))))
(defun ac-symbol-candidates ()
"No documentation."
(or ac-symbols-cache
(setq ac-symbols-cache
(cl-loop for x being the symbols
if (or (fboundp x)
(boundp x)
(symbol-plist x))
collect (symbol-name x)))))
(ac-define-source symbols
'((candidates . ac-symbol-candidates)
(document . ac-symbol-documentation)
(symbol . "s")
(cache)))
(defvar ac-functions-cache nil)
(ac-clear-variable-every-10-minutes 'ac-functions-cache)
(defun ac-function-candidates ()
"No documentation."
(or ac-functions-cache
(setq ac-functions-cache
(cl-loop for x being the symbols
if (fboundp x)
collect (symbol-name x)))))
(ac-define-source functions
'((candidates . ac-function-candidates)
(document . ac-symbol-documentation)
(symbol . "f")
(prefix . "(\\(\\(?:\\sw\\|\\s_\\)+\\)")
(cache)))
(defvar ac-variables-cache nil)
(ac-clear-variable-every-10-minutes 'ac-variables-cache)
(defun ac-variable-candidates ()
"No documentation."
(or ac-variables-cache
(setq ac-variables-cache
(cl-loop for x being the symbols
if (boundp x)
collect (symbol-name x)))))
(ac-define-source variables
'((candidates . ac-variable-candidates)
(document . ac-symbol-documentation)
(symbol . "v")
(cache)))
(defvar ac-emacs-lisp-features nil)
(ac-clear-variable-every-10-minutes 'ac-emacs-lisp-features)
(defun ac-emacs-lisp-feature-candidates ()
"No documentation."
(or ac-emacs-lisp-features
(if (fboundp 'find-library-suffixes)
(let ((suffix (concat (regexp-opt (find-library-suffixes) t) "\\'")))
(setq ac-emacs-lisp-features
(append (mapcar 'prin1-to-string features)
(cl-loop for dir in load-path
if (file-directory-p dir)
append (cl-loop for file in (directory-files dir)
if (string-match suffix file)
collect (substring file 0 (match-beginning 0))))))))))
(ac-define-source features
'((depends find-func)
(candidates . ac-emacs-lisp-feature-candidates)
(prefix . "require +'\\(\\(?:\\sw\\|\\s_\\)*\\)")
(requires . 0)))
(defvaralias 'ac-source-emacs-lisp-features 'ac-source-features)
(ac-define-source abbrev
'((candidates . (mapcar 'popup-x-to-string (append (vconcat local-abbrev-table global-abbrev-table) nil)))
(action . expand-abbrev)
(symbol . "a")
(cache)))
(ac-define-source files-in-current-dir
'((candidates . (directory-files default-directory))
(cache)))
(defvar ac-filename-cache nil)
(defun ac-filename-candidate ()
"No documentation."
(let (file-name-handler-alist)
(unless (or (and comment-start-skip
(string-match comment-start-skip ac-prefix))
(file-regular-p ac-prefix))
(ignore-errors
(cl-loop with dir = (file-name-directory ac-prefix)
with files = (or (assoc-default dir ac-filename-cache)
(let ((files (directory-files dir nil "^[^.]")))
(push (cons dir files) ac-filename-cache)
files))
for file in files
for path = (concat dir file)
collect (if (file-directory-p path)
(concat path "/")
path))))))
(ac-define-source filename
'((init . (setq ac-filename-cache nil))
(candidates . ac-filename-candidate)
(prefix . valid-file)
(requires . 0)
(action . ac-start)
(limit . nil)))
(ac-define-source dictionary
'((candidates . ac-buffer-dictionary)
(symbol . "d")))
(provide 'auto-complete)