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Diffstat (limited to 'configs/shared/emacs/.emacs.d/elpa/company-20180913.805/company-capf.el')
| -rw-r--r-- | configs/shared/emacs/.emacs.d/elpa/company-20180913.805/company-capf.el | 189 |
1 files changed, 0 insertions, 189 deletions
diff --git a/configs/shared/emacs/.emacs.d/elpa/company-20180913.805/company-capf.el b/configs/shared/emacs/.emacs.d/elpa/company-20180913.805/company-capf.el deleted file mode 100644 index 343edcabd6e6..000000000000 --- a/configs/shared/emacs/.emacs.d/elpa/company-20180913.805/company-capf.el +++ /dev/null @@ -1,189 +0,0 @@ -;;; company-capf.el --- company-mode completion-at-point-functions backend -*- lexical-binding: t -*- - -;; Copyright (C) 2013-2018 Free Software Foundation, Inc. - -;; Author: Stefan Monnier <monnier@iro.umontreal.ca> - -;; This file is part of GNU Emacs. - -;; GNU Emacs is free software: you can redistribute it and/or modify -;; it under the terms of the GNU General Public License as published by -;; the Free Software Foundation, either version 3 of the License, or -;; (at your option) any later version. - -;; GNU Emacs is distributed in the hope that it will be useful, -;; but WITHOUT ANY WARRANTY; without even the implied warranty of -;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -;; GNU General Public License for more details. - -;; You should have received a copy of the GNU General Public License -;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. - - -;;; Commentary: -;; -;; The CAPF back-end provides a bridge to the standard -;; completion-at-point-functions facility, and thus can support any major mode -;; that defines a proper completion function, including emacs-lisp-mode, -;; css-mode and nxml-mode. - -;;; Code: - -(require 'company) -(require 'cl-lib) - -(defvar company--capf-cache nil) - -(defun company--capf-data () - (let ((cache company--capf-cache)) - (if (and (equal (current-buffer) (car cache)) - (equal (point) (car (setq cache (cdr cache)))) - (equal (buffer-chars-modified-tick) (car (setq cache (cdr cache))))) - (cadr cache) - (let ((data (company--capf-data-real))) - (setq company--capf-cache - (list (current-buffer) (point) (buffer-chars-modified-tick) data)) - data)))) - -(defun company--capf-data-real () - (cl-letf* (((default-value 'completion-at-point-functions) - ;; Ignore tags-completion-at-point-function because it subverts - ;; company-etags in the default value of company-backends, where - ;; the latter comes later. - (remove 'tags-completion-at-point-function - (default-value 'completion-at-point-functions))) - (completion-at-point-functions (company--capf-workaround)) - (data (run-hook-wrapped 'completion-at-point-functions - ;; Ignore misbehaving functions. - #'completion--capf-wrapper 'optimist))) - (when (and (consp (cdr data)) (integer-or-marker-p (nth 1 data))) data))) - -(declare-function python-shell-get-process "python") - -(defun company--capf-workaround () - ;; For http://debbugs.gnu.org/cgi/bugreport.cgi?bug=18067 - (if (or (not (listp completion-at-point-functions)) - (not (memq 'python-completion-complete-at-point completion-at-point-functions)) - (python-shell-get-process)) - completion-at-point-functions - (remq 'python-completion-complete-at-point completion-at-point-functions))) - -(defun company-capf (command &optional arg &rest _args) - "`company-mode' backend using `completion-at-point-functions'." - (interactive (list 'interactive)) - (pcase command - (`interactive (company-begin-backend 'company-capf)) - (`prefix - (let ((res (company--capf-data))) - (when res - (let ((length (plist-get (nthcdr 4 res) :company-prefix-length)) - (prefix (buffer-substring-no-properties (nth 1 res) (point)))) - (cond - ((> (nth 2 res) (point)) 'stop) - (length (cons prefix length)) - (t prefix)))))) - (`candidates - (let ((res (company--capf-data))) - (when res - (let* ((table (nth 3 res)) - (pred (plist-get (nthcdr 4 res) :predicate)) - (meta (completion-metadata - (buffer-substring (nth 1 res) (nth 2 res)) - table pred)) - (sortfun (cdr (assq 'display-sort-function meta))) - (candidates (completion-all-completions arg table pred (length arg))) - (last (last candidates)) - (base-size (and (numberp (cdr last)) (cdr last)))) - (when base-size - (setcdr last nil)) - (when sortfun - (setq candidates (funcall sortfun candidates))) - (if (not (zerop (or base-size 0))) - (let ((before (substring arg 0 base-size))) - (mapcar (lambda (candidate) - (concat before candidate)) - candidates)) - candidates))))) - (`sorted - (let ((res (company--capf-data))) - (when res - (let ((meta (completion-metadata - (buffer-substring (nth 1 res) (nth 2 res)) - (nth 3 res) (plist-get (nthcdr 4 res) :predicate)))) - (cdr (assq 'display-sort-function meta)))))) - (`match - ;; Ask the for the `:company-match' function. If that doesn't help, - ;; fallback to sniffing for face changes to get a suitable value. - (let ((f (plist-get (nthcdr 4 (company--capf-data)) :company-match))) - (if f (funcall f arg) - (let* ((match-start nil) (pos -1) - (prop-value nil) (faces nil) - (has-face-p nil) chunks - (limit (length arg))) - (while (< pos limit) - (setq pos - (if (< pos 0) 0 (next-property-change pos arg limit))) - (setq prop-value (or - (get-text-property pos 'face arg) - (get-text-property pos 'font-lock-face arg)) - faces (if (listp prop-value) prop-value (list prop-value)) - has-face-p (memq 'completions-common-part faces)) - (cond ((and (not match-start) has-face-p) - (setq match-start pos)) - ((and match-start (not has-face-p)) - (push (cons match-start pos) chunks) - (setq match-start nil)))) - (nreverse chunks))))) - (`duplicates t) - (`no-cache t) ;Not much can be done here, as long as we handle - ;non-prefix matches. - (`meta - (let ((f (plist-get (nthcdr 4 (company--capf-data)) :company-docsig))) - (when f (funcall f arg)))) - (`doc-buffer - (let ((f (plist-get (nthcdr 4 (company--capf-data)) :company-doc-buffer))) - (when f (funcall f arg)))) - (`location - (let ((f (plist-get (nthcdr 4 (company--capf-data)) :company-location))) - (when f (funcall f arg)))) - (`annotation - (save-excursion - ;; FIXME: `company-begin' sets `company-point' after calling - ;; `company--begin-new'. We shouldn't rely on `company-point' here, - ;; better to cache the capf-data value instead. However: we can't just - ;; save the last capf-data value in `prefix', because that command can - ;; get called more often than `candidates', and at any point in the - ;; buffer (https://github.com/company-mode/company-mode/issues/153). - ;; We could try propertizing the returned prefix string, but it's not - ;; passed to `annotation', and `company-prefix' is set only after - ;; `company--strip-duplicates' is called. - (when company-point - (goto-char company-point)) - (let ((f (plist-get (nthcdr 4 (company--capf-data)) :annotation-function))) - (when f (funcall f arg))))) - (`require-match - (plist-get (nthcdr 4 (company--capf-data)) :company-require-match)) - (`init nil) ;Don't bother: plenty of other ways to initialize the code. - (`post-completion - (company--capf-post-completion arg)) - )) - -(defun company--capf-post-completion (arg) - (let* ((res (company--capf-data)) - (exit-function (plist-get (nthcdr 4 res) :exit-function)) - (table (nth 3 res)) - (pred (plist-get (nthcdr 4 res) :predicate))) - (if exit-function - ;; Follow the example of `completion--done'. - (funcall exit-function arg - ;; FIXME: Should probably use an additional heuristic: - ;; completion-at-point doesn't know when the user picked a - ;; particular candidate explicitly (it only checks whether - ;; futher completions exist). Whereas company user can press - ;; RET (or use implicit completion with company-tng). - (if (eq (try-completion arg table pred) t) - 'finished 'sole))))) - -(provide 'company-capf) - -;;; company-capf.el ends here |