Spelling fixes.

My favorite was that the word "dictionary" was misspelled.
Also, correct the title in the DeRemer & Pennello 1982 citation,
and add a URL.

1 files changed, 1 insertions, 1 deletions

diff --git a/lisp/progmodes/ruby-mode.el b/lisp/progmodes/ruby-mode.el
index 8ac2f659058..bc53c1f9556 100644
--- a/lisp/progmodes/ruby-mode.el
+++ b/lisp/progmodes/ruby-mode.el
@@ -1340,7 +1340,7 @@ It will be properly highlighted even when the call omits parens."))
         (goto-char start)
         ;; Find all expression expansions and
         ;; - save the match data to a text property, for font-locking later,
-        ;; - set the syntax of all double quotes and backticks to puctuation.
+        ;; - set the syntax of all double quotes and backticks to punctuation.
         (while (re-search-forward ruby-expression-expansion-re end 'move)
           (let ((beg (match-beginning 2))
                 (end (match-end 2)))