cgi/util.rb: use alias

* lib/cgi/util.rb (escape_html, unescape_html): make synonyms
  aliases instead of wrapper methods.
* lib/cgi/util.rb (escape_element, unescape_element): ditto.
  [Fixes GH-573]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45382 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 4 insertions, 12 deletions

diff --git a/lib/cgi/util.rb b/lib/cgi/util.rb
index 199e17bbbc..3d7db8f2c8 100644
--- a/lib/cgi/util.rb
+++ b/lib/cgi/util.rb
@@ -90,14 +90,10 @@ module CGI::Util
   end
 
   # Synonym for CGI::escapeHTML(str)
-  def escape_html(str)
-    escapeHTML(str)
-  end
+  alias escape_html escapeHTML
 
   # Synonym for CGI::unescapeHTML(str)
-  def unescape_html(str)
-    unescapeHTML(str)
-  end
+  alias unescape_html unescapeHTML
 
   # Escape only the tags of certain HTML elements in +string+.
   #
@@ -144,14 +140,10 @@ module CGI::Util
   end
 
   # Synonym for CGI::escapeElement(str)
-  def escape_element(str)
-    escapeElement(str)
-  end
+  alias escape_element escapeElement
 
   # Synonym for CGI::unescapeElement(str)
-  def unescape_element(str)
-    unescapeElement(str)
-  end
+  alias unescape_element unescapeElement
 
   # Abbreviated day-of-week names specified by RFC 822
   RFC822_DAYS = %w[ Sun Mon Tue Wed Thu Fri Sat ]