Add lambda to the pretty Ruby symbols list

* lisp/progmodes/ruby-mode.el (ruby--prettify-symbols-alist): Add
lambda (bug#48681).

diff --git a/lisp/progmodes/ruby-mode.el b/lisp/progmodes/ruby-mode.el
index cb8bbcd9b9a252106bc2a4b01e3903cc3319d22a..01fb044161b314992918f65f4b52d24efd50b10c 100644 (file)
--- a/lisp/progmodes/ruby-mode.el
+++ b/lisp/progmodes/ruby-mode.el
@@ -2426,7 +2426,8 @@ If there is no Rubocop config file, Rubocop will be passed a flag
     (">=" . ?≥)
     ("->"  . ?→)
     ("=>"  . ?⇒)
-    ("::" . ?∷))
+    ("::" . ?∷)
+    ("lambda" . ?λ))
   "Value for `prettify-symbols-alist' in `ruby-mode'.")
 
 ;;;###autoload