remove used variables from parser, use strict mode fixes tjfontaine#20

lib/parser.js

@@ -1,3 +1,25 @@
+// Copyright 2011 Timothy J Fontaine <tjfontaine@gmail.com>
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+// THE SOFTWARE
+
+'use strict';
+
 var name_unpack = require('./fields').name_unpack;
 var ipaddr = require('./ipaddr');
 var BufferCursor = require('./buffercursor');
@@ -18,7 +40,7 @@ var Parser = module.exports = function (msg, socket) {
 
   var packet = new Packet(socket);
 
-  pos = label_pos = 0;
+  pos = 0;
   state = "HEADER";
 
   msg = BufferCursor(msg);
@@ -133,7 +155,6 @@ var Parser = module.exports = function (msg, socket) {
       case "SOA":
         pos = msg.tell();
         msg.seek(pos - rdata_len + rdata.tell());
-        pos2 = msg.tell();
         val.primary = name_unpack(msg, label_index);
         val.admin = name_unpack(msg, label_index);
         rdata.seek(msg.tell() - (pos - rdata_len + rdata.tell()));

lib/writer.js

@@ -1,3 +1,25 @@
+// Copyright 2011 Timothy J Fontaine <tjfontaine@gmail.com>
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+// THE SOFTWARE
+
+'use strict';
+
 var BufferCursor = require('./buffercursor');
 var ipaddr = require('./ipaddr');
 var name_pack = require('./fields').name_pack;