minor code fixes

Author: rzcoder

src/NodeRSA.js

@@ -72,9 +72,9 @@ module.exports = (function() {
         if (/^\s*-----BEGIN RSA PRIVATE KEY-----\s*([A-Za-z0-9+/=]+\s*)+-----END RSA PRIVATE KEY-----\s*$/g.test(pem)) {
             this.$loadFromPrivatePEM(pem, 'base64');
         } else if (/^\s*-----BEGIN PUBLIC KEY-----\s*([A-Za-z0-9+/=]+\s*)+-----END PUBLIC KEY-----\s*$/g.test(pem)) {
-            this.$loadFromPublicPEM(pem, 'base64');
+            this.$loadFromPublicPKCS8(pem, 'base64');
         } else
-            throw Error('Invalid PEM format');
+            throw Error('Invalid key format');
 
         this.$recalculateCache();
     };
@@ -111,7 +111,7 @@ module.exports = (function() {
      *
      * @param publicPEM {string}
      */
-    NodeRSA.prototype.$loadFromPublicPEM = function(publicPEM, encoding) {
+    NodeRSA.prototype.$loadFromPublicPKCS8 = function(publicPEM, encoding) {
         var pem = publicPEM
             .replace('-----BEGIN PUBLIC KEY-----','')
             .replace('-----END PUBLIC KEY-----','')

src/libs/rsa.js

@@ -45,9 +45,9 @@ var utils = require('../utils.js');
 var _ = require('lodash');
 
 var SIGNINFOHEAD = {
-    sha1:   new Buffer('3021300906052b0e03021a05000414','hex'),
-    sha256: new Buffer('3031300d060960864801650304020105000420','hex'),
-    md5:    new Buffer('3020300c06082a864886f70d020505000410','hex')
+    sha1:   new Buffer('3021300906052b0e03021a05000414', 'hex'),
+    sha256: new Buffer('3031300d060960864801650304020105000420', 'hex'),
+    md5:    new Buffer('3020300c06082a864886f70d020505000410', 'hex')
 };
 
 exports.BigInteger = BigInteger;
@@ -351,9 +351,7 @@ module.exports.Key = (function() {
         filled[0] = 1;
         filled[filled.length - 1] = 0;
 
-        var res = Buffer.concat([filled, data]);
-
-        return res;
+        return Buffer.concat([filled, data]);
     };
 
     /**