Added encoding parameter to #decode()

Changed the boolean `toString` parameter on
`#decode()` to the `encoding` parameter, which
lets you specify the encoding the bytestring buffer
will be converted into.

Author: jhermsmeier

bencode.js

@@ -63,18 +63,17 @@ encode.list = function( data ) {
  * Decodes bencoded data.
  * 
  * @param  {Buffer} data
- * @param  {Boolean} toString
+ * @param  {String} encoding
  * @return {Object|Array|Buffer|String|Number}
  */
-function decode( data, toString ) {
+function decode( data, encoding ) {
 
   if( !(this instanceof decode) ) {
-    return new decode( data, toString )
+    return new decode( data, encoding )
   }
 
-  this.stringify = !!toString
-  
-  this.data = data
+  this.encoding = encoding || null
+  this.data     = data
 
   return this.next()
 
@@ -88,7 +87,7 @@ decode.prototype = {
       case 0x64: return this.dictionary()
       case 0x6C: return this.list()
       case 0x69: return this.integer()
-      default:  return this.bytes()
+      default:   return this.bytes()
     }
 
   },
@@ -166,8 +165,8 @@ decode.prototype = {
 
     this.forward( sepl )
 
-    return this.stringify
-      ? bytes.toString()
+    return this.encoding
+      ? bytes.toString( this.encoding )
       : bytes
 
   }