Merge from origin/emacs-25

6620944 (cl-union): Do not ignore :test argument when lists are equal.
17dd3fb Add `isearch' to `basic-faces'
c1ec743 Make $, : and @ "prefix characters" in ruby-mode
e72a26e Make find-tag-default-bounds more strict
1bc0e0a Minor fixes in filenotify.el

7 files changed, 70 insertions, 39 deletions

diff --git a/doc/lispref/display.texi b/doc/lispref/display.texi
index 457a53cbe8b..93c927cbe2a 100644
--- a/doc/lispref/display.texi
+++ b/doc/lispref/display.texi
@@ -3034,7 +3034,11 @@ it is commonly assigned to the @code{mouse-face} property for cursor
 highlighting (@pxref{Special Properties}).
 
 @item match
-For text matching a search command.
+@itemx isearch
+@itemx lazy-highlight
+For text matching (respectively) permanent search matches, interactive
+search matches, and lazy highlighting other matches than the current
+interactive one.
 
 @item error
 @itemx warning
diff --git a/lisp/emacs-lisp/cl-seq.el b/lisp/emacs-lisp/cl-seq.el
index 61ee5698435..21aec6cdfcd 100644
--- a/lisp/emacs-lisp/cl-seq.el
+++ b/lisp/emacs-lisp/cl-seq.el
@@ -774,7 +774,7 @@ to avoid corrupting the original LIST1 and LIST2.
 \nKeywords supported:  :test :test-not :key
 \n(fn LIST1 LIST2 [KEYWORD VALUE]...)"
   (cond ((null cl-list1) cl-list2) ((null cl-list2) cl-list1)
-        ((equal cl-list1 cl-list2) cl-list1)
+        ((and (not cl-keys) (equal cl-list1 cl-list2)) cl-list1)
         (t
          (or (>= (length cl-list1) (length cl-list2))
              (setq cl-list1 (prog1 cl-list2 (setq cl-list2 cl-list1))))
diff --git a/lisp/filenotify.el b/lisp/filenotify.el
index 21046a85a7a..f8a53631135 100644
--- a/lisp/filenotify.el
+++ b/lisp/filenotify.el
@@ -27,8 +27,7 @@
 
 ;;; Code:
 
-(eval-when-compile
-  (require 'cl))
+(require 'cl-lib)
 
 (defconst file-notify--library
   (cond
@@ -58,7 +57,7 @@ DESCRIPTOR should be an object returned by `file-notify-add-watch'.
 If it is registered in `file-notify-descriptors', a stopped event is sent."
   (let* ((desc (if (consp descriptor) (car descriptor) descriptor))
          (registered (gethash desc file-notify-descriptors))
-         (file (if (consp descriptor) (cdr descriptor) (caadr registered)))
+         (file (if (consp descriptor) (cdr descriptor) (cl-caadr registered)))
          (dir (car registered)))
 
     (when (consp registered)
@@ -104,7 +103,7 @@ It is a form ((DESCRIPTOR ACTION FILE [FILE1-OR-COOKIE]) CALLBACK).")
 Could be different from the directory watched by the backend library."
   (let* ((desc (if (consp (car event)) (caar event) (car event)))
          (registered (gethash desc file-notify-descriptors))
-         (file (if (consp (car event)) (cdar event) (caadr registered)))
+         (file (if (consp (car event)) (cdar event) (cl-caadr registered)))
          (dir (car registered)))
     (if file (expand-file-name file dir) dir)))
 
@@ -274,11 +273,13 @@ EVENT is the cadr of the event in `file-notify-handle-event'
              `(,(file-notify--descriptor desc (car entry)) ,action ,file))))
 
         ;; Send `stopped' event.
-        (when (and (memq action '(deleted renamed))
-                   ;; Not, when a file is backed up.
-                   (not (and (stringp file1) (backup-file-name-p file1)))
-                   ;; Watched file or directory is concerned.
-                   (string-equal file (file-notify--event-watched-file event)))
+        (when (or stopped
+                  (and (memq action '(deleted renamed))
+                       ;; Not, when a file is backed up.
+                       (not (and (stringp file1) (backup-file-name-p file1)))
+                       ;; Watched file or directory is concerned.
+                       (string-equal
+                        file (file-notify--event-watched-file event))))
           (file-notify-rm-watch (file-notify--descriptor desc (car entry))))))))
 
 ;; `kqueue', `gfilenotify' and `w32notify' return a unique descriptor
diff --git a/lisp/progmodes/ruby-mode.el b/lisp/progmodes/ruby-mode.el
index e3fe315f3bd..fb942b34ddc 100644
--- a/lisp/progmodes/ruby-mode.el
+++ b/lisp/progmodes/ruby-mode.el
@@ -32,7 +32,7 @@
 ;; file after putting it on your load path:
 ;;
 ;;    (autoload 'ruby-mode "ruby-mode" "Major mode for ruby files" t)
-;;    (add-to-list 'auto-mode-alist '("\\.rb$" . ruby-mode))
+;;    (add-to-list 'auto-mode-alist '("\\.rb\\'" . ruby-mode))
 ;;    (add-to-list 'interpreter-mode-alist '("ruby" . ruby-mode))
 ;;
 ;; Still needs more docstrings; search below for TODO.
@@ -188,9 +188,10 @@ This should only be called after matching against `ruby-here-doc-beg-re'."
     (modify-syntax-entry ?# "<" table)
     (modify-syntax-entry ?\n ">" table)
     (modify-syntax-entry ?\\ "\\" table)
-    (modify-syntax-entry ?$ "." table)
+    (modify-syntax-entry ?$ "'" table)
     (modify-syntax-entry ?_ "_" table)
-    (modify-syntax-entry ?: "_" table)
+    (modify-syntax-entry ?: "'" table)
+    (modify-syntax-entry ?@ "'" table)
     (modify-syntax-entry ?< "." table)
     (modify-syntax-entry ?> "." table)
     (modify-syntax-entry ?& "." table)
@@ -1858,6 +1859,10 @@ It will be properly highlighted even when the call omits parens.")
             (string-to-syntax "_"))))
       ;; Backtick method redefinition.
       ("^[ \t]*def +\\(`\\)" (1 "_"))
+      ;; Ternary operator colon followed by opening paren or bracket
+      ;; (semi-important for indentation).
+      ("\\(:\\)\\(?:[\({]\\|\\[[^]]\\)"
+       (1 (string-to-syntax ".")))
       ;; Regular expressions.  Start with matching unescaped slash.
       ("\\(?:\\=\\|[^\\]\\)\\(?:\\\\\\\\\\)*\\(/\\)"
        (1 (let ((state (save-excursion (syntax-ppss (match-beginning 1)))))
@@ -2023,7 +2028,7 @@ It will be properly highlighted even when the call omits parens.")
   "The syntax table to use for fontifying Ruby mode buffers.
 See `font-lock-syntax-table'.")
 
-(defconst ruby-font-lock-keyword-beg-re "\\(?:^\\|[^.@$]\\|\\.\\.\\)")
+(defconst ruby-font-lock-keyword-beg-re "\\(?:^\\|[^.@$:]\\|\\.\\.\\)")
 
 (defconst ruby-font-lock-keywords
   `(;; Functions.
@@ -2196,7 +2201,7 @@ See `font-lock-syntax-table'.")
     ("\\(\\$\\|@\\|@@\\)\\(\\w\\|_\\)+"
      0 font-lock-variable-name-face)
     ;; Constants.
-    ("\\(?:\\_<\\|::\\)\\([A-Z]+\\(\\w\\|_\\)*\\)"
+    ("\\_<\\([A-Z]+\\(\\w\\|_\\)*\\)"
      1 (unless (eq ?\( (char-after)) font-lock-type-face))
     ;; Ruby 1.9-style symbol hash keys.
     ("\\(?:^\\s *\\|[[{(,]\\s *\\|\\sw\\s +\\)\\(\\(\\sw\\|_\\)+:\\)[^:]"
diff --git a/lisp/replace.el b/lisp/replace.el
index b7e26c96fc5..a2ce78a8bb2 100644
--- a/lisp/replace.el
+++ b/lisp/replace.el
@@ -1268,6 +1268,7 @@ Compatibility function for \\[next-error] invocations."
     (t :background "gray"))
   "Face used to highlight matches permanently."
   :group 'matching
+  :group 'basic-faces
   :version "22.1")
 
 (defcustom list-matching-lines-default-context-lines 0
diff --git a/lisp/subr.el b/lisp/subr.el
index 447c3eb1a4f..6eea54f2a32 100644
--- a/lisp/subr.el
+++ b/lisp/subr.el
@@ -2765,29 +2765,7 @@ See also `locate-user-emacs-file'.")
   "Determine the boundaries of the default tag, based on text at point.
 Return a cons cell with the beginning and end of the found tag.
 If there is no plausible default, return nil."
-  (let (from to bound)
-    (when (or (progn
-                ;; Look at text around `point'.
-                (save-excursion
-                  (skip-syntax-backward "w_") (setq from (point)))
-                (save-excursion
-                  (skip-syntax-forward "w_") (setq to (point)))
-                (> to from))
-              ;; Look between `line-beginning-position' and `point'.
-              (save-excursion
-                (and (setq bound (line-beginning-position))
-                     (skip-syntax-backward "^w_" bound)
-                     (> (setq to (point)) bound)
-                     (skip-syntax-backward "w_")
-                     (setq from (point))))
-              ;; Look between `point' and `line-end-position'.
-              (save-excursion
-                (and (setq bound (line-end-position))
-                     (skip-syntax-forward "^w_" bound)
-                     (< (setq from (point)) bound)
-                     (skip-syntax-forward "w_")
-                     (setq to (point)))))
-      (cons from to))))
+  (bounds-of-thing-at-point 'symbol))
 
 (defun find-tag-default ()
   "Determine default tag to search for, based on text at point.
diff --git a/test/automated/cl-seq-tests.el b/test/automated/cl-seq-tests.el
new file mode 100644
index 00000000000..d2eb412eee3
--- /dev/null
+++ b/test/automated/cl-seq-tests.el
@@ -0,0 +1,42 @@
+;;; cl-seq-tests.el --- Tests for cl-seq.el functionality  -*- lexical-binding: t; -*-
+
+;; Copyright (C) 2015-2016 Free Software Foundation, Inc.
+
+;; Author: Nicolas Richard <youngfrog@members.fsf.org>
+
+;; 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:
+
+;;; Code:
+
+(require 'ert)
+(require 'cl-seq)
+
+(ert-deftest cl-union-test-00 ()
+  (let ((str1 "foo")
+        (str2 (make-string 3 ?o)))
+    ;; Emacs may make two string literals eql when reading.
+    (aset str2 0 ?f)
+    (should (not (eql str1 str2)))
+    (should (equal str1 str2))
+    (should (equal (cl-union (list str1) (list str2))
+                   (list str2)))
+    (should (equal (cl-union (list str1) (list str2) :test 'eql)
+                   (list str1 str2)))))
+
+(provide 'cl-seq-tests)
+;;; cl-seq-tests.el ends here