fix toHex use

Connection.js

@@ -52,7 +52,7 @@ function spec(b) {
     }
 
     this.setupHandlers();
-  };
+  }
   Connection.superclass = b.superclass || require('events').EventEmitter;
 
   Connection.prototype.setupHandlers = function () {
@@ -63,8 +63,8 @@ function spec(b) {
       var dumpLen = 35;
       log.debug('['+this.peer+'] '+
                     'Recieved '+data.length+' bytes of data:');
-      log.debug('... '+ data.slice(0, dumpLen > data.length ?
-                                       data.length : dumpLen).toHex() +
+      log.debug('... '+ buffertools.toHex(data.slice(0, dumpLen > data.length ?
+                                       data.length : dumpLen)) +
                     (data.length > dumpLen ? '...' : ''));
     }).bind(this));
     this.socket.addListener('data', this.handleData.bind(this));

ScriptInterpreter.js

@@ -798,13 +798,13 @@ function spec(b) {
   ScriptInterpreter.prototype.getPrimitiveStack = function getPrimitiveStack() {
     return this.stack.map(function (entry) {
       if (entry.length > 2) {
-        return entry.slice(0).toHex();
+        return buffertools.toHex(entry.slice(0));
       }
       var num = castBigint(entry);
       if (num.cmp(-128) >= 0 && num.cmp(127) <= 0) {
         return num.toNumber();
       } else {
-        return entry.slice(0).toHex();
+        return buffertools.toHex(entry.slice(0));
       }
     });
   };

util/util.js

@@ -29,7 +29,6 @@ var sha256ripe160 = exports.sha256ripe160 = function (data) {
  * Format a block hash like the official client does.
  */
 var formatHash = exports.formatHash = function (hash) {
-  // Make a copy, because reverse() and toHex() are destructive.
   var hashEnd = new Buffer(10);
   hash.copy(hashEnd, 0, 22, 32);
   return buffertools.reverse(hashEnd).toString('hex');
@@ -39,10 +38,9 @@ var formatHash = exports.formatHash = function (hash) {
  * Display the whole hash, as hex, in correct endian order.
  */
 var formatHashFull = exports.formatHashFull = function (hash) {
-  // Make a copy, because reverse() and toHex() are destructive.
   var copy = new Buffer(hash.length);
   hash.copy(copy);
-  var hex = buffertools.reverse(copy).toHex();
+  var hex = buffertools.toHex(buffertools.reverse(copy));
   return hex;
 };
 
@@ -71,7 +69,7 @@ var formatBuffer = exports.formatBuffer = function (buffer, maxLen) {
   buffer.copy(temp, 0, 0, maxLen);
 
   // Format as string
-  var output = temp.toHex();
+  var output = buffertools.toHex(temp);
   if (temp.length < buffer.length) {
     output += "...";
   }