feat: config moved

.emacs.d/elpa/company-20250805.1525/company-nxml.el

@@ -0,0 +1,142 @@
+;;; company-nxml.el --- company-mode completion backend for nxml-mode  -*- lexical-binding: t -*-
+
+;; Copyright (C) 2009-2011, 2013-2015, 2017-2018, 2023  Free Software Foundation, Inc.
+
+;; Author: Nikolaj Schumacher
+
+;; 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 <https://www.gnu.org/licenses/>.
+
+
+;;; Commentary:
+;;
+;; In Emacs >= 26, company-capf is used instead.
+
+;;; Code:
+
+(require 'company)
+(require 'cl-lib)
+
+(defvar rng-open-elements)
+(defvar rng-validate-mode)
+(defvar rng-in-attribute-regex)
+(defvar rng-in-attribute-value-regex)
+(declare-function rng-set-state-after "rng-nxml")
+(declare-function rng-match-possible-start-tag-names "rng-match")
+(declare-function rng-adjust-state-for-attribute "rng-nxml")
+(declare-function rng-match-possible-attribute-names "rng-match")
+(declare-function rng-adjust-state-for-attribute-value "rng-nxml")
+(declare-function rng-match-possible-value-strings "rng-match")
+
+(defconst company-nxml-token-regexp
+  "\\(?:[_[:alpha:]][-._[:alnum:]]*\\_>\\)")
+
+(defvar company-nxml-in-attribute-value-regexp
+  (replace-regexp-in-string "w" company-nxml-token-regexp
+   "<w\\(?::w\\)?\
+\\(?:[ \t\r\n]+w\\(?::w\\)?[ \t\r\n]*=\
+\[ \t\r\n]*\\(?:\"[^\"]*\"\\|'[^']*'\\)\\)*\
+\[ \t\r\n]+\\(w\\(:w\\)?\\)[ \t\r\n]*=[ \t\r\n]*\
+\\(\"\\([^\"]*\\>\\)\\|'\\([^']*\\>\\)\\)\\="
+   t t))
+
+(defvar company-nxml-in-tag-name-regexp
+  (replace-regexp-in-string "w" company-nxml-token-regexp
+                            "<\\(/?w\\(?::w?\\)?\\)?\\=" t t))
+
+(defun company-nxml-all-completions (prefix alist)
+  (let ((candidates (mapcar 'cdr alist))
+        (case-fold-search nil)
+        filtered)
+    (when (cdar rng-open-elements)
+      (push (concat "/" (cdar rng-open-elements)) candidates))
+    (setq candidates (sort (all-completions prefix candidates) 'string<))
+    (while candidates
+      (unless (equal (car candidates) (car filtered))
+        (push (car candidates) filtered))
+      (pop candidates))
+    (nreverse filtered)))
+
+(defmacro company-nxml-prepared (&rest body)
+  (declare (indent 0) (debug t))
+  `(let ((lt-pos (save-excursion (search-backward "<" nil t))))
+     (when (and lt-pos (= (rng-set-state-after lt-pos) lt-pos))
+       ,@body)))
+
+(defun company-nxml-tag (command &optional arg &rest _ignored)
+  (cl-case command
+    (prefix (and (derived-mode-p 'nxml-mode)
+                 rng-validate-mode
+                 (company-grab company-nxml-in-tag-name-regexp 1)))
+    (candidates (company-nxml-prepared
+                 (company-nxml-all-completions
+                  arg (rng-match-possible-start-tag-names))))
+    (sorted t)))
+
+(defun company-nxml-attribute (command &optional arg &rest _ignored)
+  (cl-case command
+    (prefix (and (derived-mode-p 'nxml-mode)
+                 rng-validate-mode
+                 (memq (char-after) '(?\  ?\t ?\n)) ;; outside word
+                 (company-grab rng-in-attribute-regex 1)))
+    (candidates (company-nxml-prepared
+                 (and (rng-adjust-state-for-attribute
+                       lt-pos (- (point) (length arg)))
+                      (company-nxml-all-completions
+                       arg (rng-match-possible-attribute-names)))))
+    (sorted t)))
+
+(defun company-nxml-attribute-value (command &optional arg &rest _ignored)
+  (cl-case command
+    (prefix (and (derived-mode-p 'nxml-mode)
+                 rng-validate-mode
+                 (and (memq (char-after) '(?' ?\" ?\  ?\t ?\n)) ;; outside word
+                      (looking-back company-nxml-in-attribute-value-regexp nil)
+                      (or (match-string-no-properties 4)
+                          (match-string-no-properties 5)
+                          ""))))
+    (candidates (company-nxml-prepared
+                 (let (attr-start attr-end colon)
+                   (and (looking-back rng-in-attribute-value-regex lt-pos)
+                        (setq colon (match-beginning 2)
+                              attr-start (match-beginning 1)
+                              attr-end (match-end 1))
+                        (rng-adjust-state-for-attribute lt-pos attr-start)
+                        (rng-adjust-state-for-attribute-value
+                         attr-start colon attr-end)
+                        (all-completions
+                         arg (rng-match-possible-value-strings))))))))
+
+;;;###autoload
+(defun company-nxml (command &optional arg &rest _ignored)
+  "`company-mode' completion backend for `nxml-mode'."
+  (interactive (list 'interactive))
+  (cl-case command
+    (interactive (company-begin-backend 'company-nxml))
+    (prefix (or (company-nxml-tag 'prefix)
+                (company-nxml-attribute 'prefix)
+                (company-nxml-attribute-value 'prefix)))
+    (candidates (cond
+                 ((company-nxml-tag 'prefix)
+                  (company-nxml-tag 'candidates arg))
+                 ((company-nxml-attribute 'prefix)
+                  (company-nxml-attribute 'candidates arg))
+                 ((company-nxml-attribute-value 'prefix)
+                  (sort (company-nxml-attribute-value 'candidates arg)
+                        'string<))))
+    (sorted t)))
+
+(provide 'company-nxml)
+;;; company-nxml.el ends here