Strip trailing whitespaces at the end of converted do block

* lisp/progmodes/ruby-mode.el (ruby-brace-to-do-end):
Strip trailing whitespaces at the end of converted do block
(bug#36756).

https://bugs.ruby-lang.org/issues/16014
https://github.com/syl20bnr/spacemacs/issues/12548

1 files changed, 5 insertions, 1 deletions

diff --git a/test/lisp/progmodes/ruby-mode-tests.el b/test/lisp/progmodes/ruby-mode-tests.el
index efbe012427f..83fcdd8aa85 100644
--- a/test/lisp/progmodes/ruby-mode-tests.el
+++ b/test/lisp/progmodes/ruby-mode-tests.el
@@ -369,7 +369,11 @@ VALUES-PLIST is a list with alternating index and value elements."
   (ruby-with-temp-buffer "foo {|b|\n}"
     (beginning-of-line)
     (ruby-toggle-block)
-    (should (string= "foo do |b|\nend" (buffer-string)))))
+    (should (string= "foo do |b|\nend" (buffer-string))))
+  (ruby-with-temp-buffer "foo {|b| b }"
+    (beginning-of-line)
+    (ruby-toggle-block)
+    (should (string= "foo do |b|\n  b\nend" (buffer-string)))))
 
 (ert-deftest ruby-toggle-block-to-brace ()
   (let ((pairs '((17 . "foo { |b| b + 2 }")