From: Simen Heggestøyl <simenheg@gmail.com>
Date: Sun, 27 Sep 2015 08:04:09 +0000 (+0200)
Subject: Add prettify-symbols-alist for js-mode
X-Git-Tag: emacs-25.0.90~1224^2
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=1ac5a9c20cb22efb398fa18781c6b932dd4e54df;p=emacs.git

Add prettify-symbols-alist for js-mode

* lisp/progmodes/js.el (js--prettify-symbols-alist): New defconst.
(js-mode): Use it.
---

diff --git a/lisp/progmodes/js.el b/lisp/progmodes/js.el
index 6a800f8abe5..ab994f38252 100644
--- a/lisp/progmodes/js.el
+++ b/lisp/progmodes/js.el
@@ -1724,6 +1724,12 @@ This performs fontification according to `js--class-styles'."
            (js-syntax-propertize-regexp end))))))
    (point) end))
 
+(defconst js--prettify-symbols-alist
+  '(("=>" . ?⇒)
+    (">=" . ?≥)
+    ("<=" . ?≤))
+  "Alist of symbol prettifications for JavaScript.")
+
 ;;; Indentation
 
 (defconst js--possibly-braceless-keyword-re
@@ -3495,6 +3501,7 @@ If one hasn't been set, or if it's stale, prompt for a new one."
   (setq-local open-paren-in-column-0-is-defun-start nil)
   (setq-local font-lock-defaults (list js--font-lock-keywords))
   (setq-local syntax-propertize-function #'js-syntax-propertize)
+  (setq-local prettify-symbols-alist js--prettify-symbols-alist)
 
   (setq-local parse-sexp-ignore-comments t)
   (setq-local parse-sexp-lookup-properties t)
@@ -3564,4 +3571,8 @@ If one hasn't been set, or if it's stale, prompt for a new one."
 
 (provide 'js)
 
+;; Local Variables:
+;; coding: utf-8
+;; End:
+
 ;; js.el ends here