Refactor src/*.js to use import

src/crypto/cipher/aes.js

@@ -507,10 +507,8 @@ function makeClass(length) {
   return c;
 }
 
-module.exports = {};
-
-var types = [128, 192, 256];
-
-for (var i in types) {
-  module.exports[types[i]] = makeClass(types[i]);
-}
+export default {
+  128: makeClass(128),
+  192: makeClass(192),
+  256: makeClass(256)
+}

src/crypto/cipher/index.js

@@ -8,9 +8,14 @@
 
 'use strict';
 
-var desModule = require('./des.js');
+import desModule from './des.js';
+import aes from'./aes.js';
 
 module.exports = {
+  /** @see module:crypto/cipher/aes */
+  aes128: aes[128],
+  aes192: aes[192],
+  aes256: aes[256],
   /** @see module:crypto/cipher/des.originalDes */
   des: desModule.originalDes,
   /** @see module:crypto/cipher/des.des */
@@ -25,10 +30,4 @@ module.exports = {
   idea: function() {
     throw new Error('IDEA symmetric-key algorithm not implemented');
   }
-};
-
-var aes = require('./aes.js');
-
-for (var i in aes) {
-  module.exports['aes' + i] = aes[i];
-}
+};