lib: remove unused variables

Signed-off-by: Fedor Indutny <fedor@indutny.com>

lib/_http_client.js

@@ -33,7 +33,6 @@ var parsers = common.parsers;
 var freeParser = common.freeParser;
 var debug = common.debug;
 
-var IncomingMessage = require('_http_incoming').IncomingMessage;
 var OutgoingMessage = require('_http_outgoing').OutgoingMessage;
 
 var Agent = require('_http_agent');

lib/_stream_transform.js

@@ -69,7 +69,7 @@ var util = require('util');
 util.inherits(Transform, Duplex);
 
 
-function TransformState(options, stream) {
+function TransformState(stream) {
   this.afterTransform = function(er, data) {
     return afterTransform(stream, er, data);
   };
@@ -112,7 +112,7 @@ function Transform(options) {
 
   Duplex.call(this, options);
 
-  this._transformState = new TransformState(options, this);
+  this._transformState = new TransformState(this);
 
   // when the writable side finishes, then flush out anything remaining.
   var stream = this;

lib/_tls_legacy.js

@@ -20,7 +20,6 @@
 // USE OR OTHER DEALINGS IN THE SOFTWARE.
 
 var assert = require('assert');
-var crypto = require('crypto');
 var events = require('events');
 var stream = require('stream');
 var tls = require('tls');
@@ -664,15 +663,6 @@ function onnewsession(key, session) {
 }
 
 
-function onnewsessiondone() {
-  if (!this.server) return;
-
-  // Cycle through data
-  this.cleartext.read(0);
-  this.encrypted.read(0);
-}
-
-
 function onocspresponse(resp) {
   this.emit('OCSPResponse', resp);
 }

lib/child_process.js

@@ -1251,7 +1251,6 @@ function spawnSync(/*file, args, options*/) {
   var opts = normalizeSpawnArguments.apply(null, arguments);
 
   var options = opts.options;
-  var envPairs = opts.envPairs;
 
   var i;
 

lib/domain.js

@@ -215,7 +215,6 @@ function intercepted(_this, self, cb, fnargs) {
     return;
   }
 
-  var len = fnargs.length;
   var args = [];
   var i, ret;
 
@@ -248,9 +247,7 @@ function bound(_this, self, cb, fnargs) {
   if (self._disposed)
     return;
 
-  var len = fnargs.length;
+  var ret;
-  var args = [];
-  var i, ret;
 
   self.enter();
   if (fnargs.length > 0)

lib/fs.js

@@ -42,13 +42,9 @@ var kMaxLength = require('smalloc').kMaxLength;
 
 var O_APPEND = constants.O_APPEND || 0;
 var O_CREAT = constants.O_CREAT || 0;
-var O_DIRECTORY = constants.O_DIRECTORY || 0;
 var O_EXCL = constants.O_EXCL || 0;
-var O_NOCTTY = constants.O_NOCTTY || 0;
-var O_NOFOLLOW = constants.O_NOFOLLOW || 0;
 var O_RDONLY = constants.O_RDONLY || 0;
 var O_RDWR = constants.O_RDWR || 0;
-var O_SYMLINK = constants.O_SYMLINK || 0;
 var O_SYNC = constants.O_SYNC || 0;
 var O_TRUNC = constants.O_TRUNC || 0;
 var O_WRONLY = constants.O_WRONLY || 0;

lib/http.js

@@ -23,8 +23,7 @@ var util = require('util');
 var EventEmitter = require('events').EventEmitter;
 
 
-var incoming = require('_http_incoming');
+exports.IncomingMessage = require('_http_incoming').IncomingMessage;
-var IncomingMessage = exports.IncomingMessage = incoming.IncomingMessage;
 
 
 var common = require('_http_common');
@@ -32,8 +31,7 @@ exports.METHODS = util._extend([], common.methods).sort();
 exports.parsers = common.parsers;
 
 
-var outgoing = require('_http_outgoing');
+exports.OutgoingMessage = require('_http_outgoing').OutgoingMessage;
-var OutgoingMessage = exports.OutgoingMessage = outgoing.OutgoingMessage;
 
 
 var server = require('_http_server');
@@ -43,7 +41,7 @@ exports.STATUS_CODES = server.STATUS_CODES;
 
 var agent = require('_http_agent');
 var Agent = exports.Agent = agent.Agent;
-var globalAgent = exports.globalAgent = agent.globalAgent;
+exports.globalAgent = agent.globalAgent;
 
 var client = require('_http_client');
 var ClientRequest = exports.ClientRequest = client.ClientRequest;

lib/net.js

@@ -679,30 +679,6 @@ Socket.prototype._write = function(data, encoding, cb) {
   this._writeGeneric(false, data, encoding, cb);
 };
 
-// Important: this should have the same values as in src/stream_wrap.h
-function getEncodingId(encoding) {
-  switch (encoding) {
-    case 'buffer':
-      return 0;
-
-    case 'utf8':
-    case 'utf-8':
-      return 1;
-
-    case 'ascii':
-      return 2;
-
-    case 'ucs2':
-    case 'ucs-2':
-    case 'utf16le':
-    case 'utf-16le':
-      return 3;
-
-    default:
-      return 0;
-  }
-}
-
 function createWriteReq(req, handle, data, encoding) {
   switch (encoding) {
     case 'buffer':

lib/repl.js

@@ -556,7 +556,7 @@ REPLServer.prototype.complete = function(line, callback) {
       }
 
       // Resolve expr and get its completions.
-      var obj, memberGroups = [];
+      var memberGroups = [];
       if (!expr) {
         // If context is instance of vm.ScriptContext
         // Get global vars synchronously

lib/tracing.js

@@ -97,7 +97,6 @@ var inErrorTick = false;
 
 // Needs to be the same as src/env.h
 var kHasListener = 0;
-var kWatchedProviders = 1;
 
 // Flags to determine what async listeners are available.
 var HAS_CREATE_AL = 1 << 0;
@@ -143,7 +142,7 @@ function unloadContext() {
 function runAsyncQueue(context) {
   var queue = new Array();
   var data = new Array();
-  var ccQueue, i, item, queueItem, value;
+  var ccQueue, i, queueItem, value;
 
   context._asyncQueue = queue;
   context._asyncData = data;

lib/zlib.js

@@ -491,7 +491,6 @@ Zlib.prototype._transform = function(chunk, encoding, cb) {
     }
   }
 
-  var self = this;
   this._processChunk(chunk, flushFlag, cb);
 };