arcfour.rb in prawn-2.2.0

- old
+ new

@@ -1,7 +1,5 @@
-# encoding: utf-8
-
 # Implementation of the "ARCFOUR" algorithm ("alleged RC4 (tm)"). Implemented
 # as described at:
 # http://www.mozilla.org/projects/security/pki/nss/draft-kaukonen-cipher-arcfour-03.txt
 #
 # "RC4" is a trademark of RSA Data Security, Inc.
@@ -37,10 +35,10 @@
 
     @i = @j = 0
   end
 
   def encrypt(string)
-    string.unpack('c*').map{ |byte| byte ^ key_byte }.pack('c*')
+    string.unpack('c*').map { |byte| byte ^ key_byte }.pack('c*')
   end
 
   private
 
   # Produces the next byte of key material in the stream (3.2 Stream Generation)