September 2017 Update

Task/The-ISAAC-Cipher/Sidef/the-isaac-cipher.sidef

@@ -1,20 +1,20 @@
-require('Math::Random::ISAAC');
+require('Math::Random::ISAAC')
 
 func xor_isaac(key, msg) {
-  var rng = %s<Math::Random::ISAAC>.new(unpack('C*', key));
+  var rng = %O<Math::Random::ISAAC>.new(unpack('C*', key))
 
-  msg.chars»ord»()                                             \
-    -> »^« 256.of{ rng.irand % 95 + 32 }.last(msg.len).reverse \
-    -> «%« '%02X' -> join;
+  msg.chars»ord()»                                          \
+    -> »^« 256.of{ rng.irand % 95 + 32 }.last(msg.len).flip \
+    -> «%« '%02X' -> join
 }
 
-var msg = 'a Top Secret secret';
-var key = 'this is my secret key';
+var msg = 'a Top Secret secret'
+var key = 'this is my secret key'
 
-var enc = xor_isaac(key, msg);
-var dec = xor_isaac(key, pack('H*', enc));
+var enc = xor_isaac(key, msg)
+var dec = xor_isaac(key, pack('H*', enc))
 
-say "Message: #{msg}";
-say "Key    : #{key}";
-say "XOR    : #{enc}";
-say "XOR dcr: #{pack('H*', dec)}";
+say "Message: #{msg}"
+say "Key    : #{key}"
+say "XOR    : #{enc}"
+say "XOR dcr: #{pack('H*', dec)}"