Change Buffer toString() output

lib/buffer.js

@@ -2,19 +2,23 @@ var Buffer = process.binding('buffer').Buffer;
 
 exports.Buffer = Buffer;
 
+function toHex (n) {
+  if (n < 16) return "0" + n.toString(16);
+  return n.toString(16);
+}
+
 Buffer.prototype.toString = function () {
-  return this.utf8Slice(0, this.length);
+  var s = "<Buffer ";
+  for (var i = 0; i < this.length; i++) {
+    s += toHex(this[i]);
+    if (i != this.length - 1) s += ' ';
+  }
+  s += ">";
+  return s;
 };
 
 Buffer.prototype.toJSON = function () {
   return this.utf8Slice(0, this.length);
-  /*
-  var s = "";
-  for (var i = 0; i < this.length; i++) {
-    s += this[i].toString(16) + " ";
-  }
-  return s;
-  */
 };