Moved stuff into constants

Author: Juho Enala

lib/constants.js

@@ -0,0 +1,6 @@
+"use strict";
+
+module.exports = {
+  AES_STANDARD: 'AES-CBC',
+  DEFAULT_MESSAGE_DIGEST: 'sha256'
+};

lib/crypt.js

@@ -10,8 +10,12 @@ var helpers = require('./helpers');
 
 var forge = require('node-forge');
 
-var pki = forge.pki;
-var rsa = pki.rsa;
+var pki = forge.pki,
+    rsa = forge.rsa;
+
+var _require = require('./constants'),
+    DEFAULT_MESSAGE_DIGEST = _require.DEFAULT_MESSAGE_DIGEST,
+    AES_STANDARD = _require.AES_STANDARD;
 
 var Crypt =
 /*#__PURE__*/
@@ -21,10 +25,8 @@ function () {
 
     _classCallCheck(this, Crypt);
 
-    this.AES_STANDARD = 'AES-CBC';
-    this.DEFAULT_MD = 'sha256';
     this.options = Object.assign({}, {
-      md: this.DEFAULT_MD,
+      md: DEFAULT_MESSAGE_DIGEST,
       entropy: undefined
     }, options); // Add some entropy if available
 
@@ -206,7 +208,7 @@ function () {
       }); // Create buffer and cipher
 
       var buffer = forge.util.createBuffer(message, 'utf8');
-      var cipher = forge.cipher.createCipher(this.AES_STANDARD, key); // Actual encryption
+      var cipher = forge.cipher.createCipher(AES_STANDARD, key); // Actual encryption
 
       cipher.start({
         iv: iv
@@ -258,7 +260,7 @@ function () {
       var key = privateKey.decrypt(keyBytes, 'RSA-OAEP'); // Create buffer and decipher
 
       var buffer = forge.util.createBuffer(cipher);
-      var decipher = forge.cipher.createDecipher(this.AES_STANDARD, key); // Actual decryption
+      var decipher = forge.cipher.createDecipher(AES_STANDARD, key); // Actual decryption
 
       decipher.start({
         iv: iv

src/constants.js

@@ -0,0 +1,6 @@
+// @flow
+
+module.exports = {
+	AES_STANDARD: 'AES-CBC',
+	DEFAULT_MESSAGE_DIGEST: 'sha256',
+};

src/crypt.js

@@ -1,21 +1,17 @@
 // @flow
-var helpers = require('./helpers');
-var forge = require('node-forge');
-var pki = forge.pki;
-var rsa = pki.rsa;
+const helpers = require('./helpers');
+const forge = require('node-forge');
+const { pki, rsa } = forge;
+const { DEFAULT_MESSAGE_DIGEST, AES_STANDARD } = require('./constants');
 
 class Crypt {
-	AES_STANDARD: string;
-	DEFAULT_MD: string;
 	options: Object;
 
 	constructor(options: Object = {}) {
-		this.AES_STANDARD = 'AES-CBC';
-		this.DEFAULT_MD = 'sha256';
 		this.options = Object.assign(
 			{},
 			{
-				md: this.DEFAULT_MD,
+				md: DEFAULT_MESSAGE_DIGEST,
 				entropy: undefined,
 			},
 			options,
@@ -198,7 +194,7 @@ class Crypt {
 
 		// Create buffer and cipher
 		const buffer = forge.util.createBuffer(message, 'utf8');
-		const cipher = forge.cipher.createCipher(this.AES_STANDARD, key);
+		const cipher = forge.cipher.createCipher(AES_STANDARD, key);
 
 		// Actual encryption
 		cipher.start({ iv });
@@ -258,7 +254,7 @@ class Crypt {
 
 		// Create buffer and decipher
 		const buffer = forge.util.createBuffer(cipher);
-		const decipher = forge.cipher.createDecipher(this.AES_STANDARD, key);
+		const decipher = forge.cipher.createDecipher(AES_STANDARD, key);
 
 		// Actual decryption
 		decipher.start({ iv });