[Emacs-diffs] emacs-25 3a1a220: Improve Ruby 1.9-style keyword keys highlighting

[Dmitry Gutov]

branch: emacs-25
commit 3a1a220b02fa5627718380b2bd0a04800db098fb
Author: Dmitry Gutov <address@hidden>
Commit: Dmitry Gutov <address@hidden>

    Improve Ruby 1.9-style keyword keys highlighting
    
    * lisp/progmodes/ruby-mode.el (ruby-font-lock-keywords):
    Handle required keyword arguments (bug#21367).
    And highlight the colon together with the name.
---
 lisp/progmodes/ruby-mode.el |    5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/lisp/progmodes/ruby-mode.el b/lisp/progmodes/ruby-mode.el
index 0933886..7547851 100644
--- a/lisp/progmodes/ruby-mode.el
+++ b/lisp/progmodes/ruby-mode.el
@@ -2193,8 +2193,9 @@ See `font-lock-syntax-table'.")
     ;; Constants.
     ("\\(?:\\_<\\|::\\)\\([A-Z]+\\(\\w\\|_\\)*\\)"
      1 (unless (eq ?\( (char-after)) font-lock-type-face))
-    ("\\(^\\s *\\|[[{(,]\\s *\\|\\sw\\s +\\)\\(\\(\\sw\\|_\\)+\\):[^:]"
-     (2 font-lock-constant-face))
+    ;; Ruby 1.9-style symbol hash keys.
+    ("\\(?:^\\s *\\|[[{(,]\\s *\\|\\sw\\s +\\)\\(\\(\\sw\\|_\\)+:\\)[^:]"
+     (1 (progn (forward-char -1) font-lock-constant-face)))
     ;; Conversion methods on Kernel.
     (,(concat ruby-font-lock-keyword-beg-re
               (regexp-opt '("Array" "Complex" "Float" "Hash"