lib/digest/sha1.rb in rubysl-digest-1.0.1 vs lib/digest/sha1.rb in rubysl-digest-1.1.0

@@ -5,16 +5,13 @@
 
 require 'digest/sha1/sha1'
 
 class SHA1 < Digest::SHA1
   class << self
-    alias orig_new new
     def new(str = nil)
-      if str
-        orig_new.update(str)
-      else
-        orig_new
-      end
+      sha1 = super()
+      sha1.update(str) if str
+      sha1
     end
 
     def sha1(*args)
       new(*args)
     end