How to use

cb

function

in

through2

 })
 cb()
})

vfs.src(path.join(modulePath, 'dist', '_', '**', 'images', '**'))
    .pipe(through2.obj(function(file, enc, cb){
     if (!file.isDirectory()) {
      var fp = file.path;
      var fb = file.base;
      var fbaseAfter = fp.replace(fb, '');
      var fbaseDist = fb.replace(path.join(modulePath, 'dist'), '');
      if (fbaseDist.indexOf('images') <= 0 && fbaseAfter.indexOf('images') >= 0) {
       fbaseAfter = fbaseAfter.substr(0, fbaseAfter.indexOf('images') + 7);
       file.base = path.join(file.base, fbaseAfter);
      }
      this.push(file);
     }
     cb();
    }))
    .pipe(vfs.dest(path.join(modulePath, 'dist', '_static', 'images')))
    .on('end', function () {
     resolve();
    });

.pipe($.if(jsProcessorConf.type === 'nerv', through2.obj(function (file, enc, cb) {
 if (file.isNull() || file.isStream()) {
  return cb(null, file)
 cb()
})))
.pipe(vfs.dest(path.join(modulePath, 'dist', '_static')))

through2.obj(function (file, encoding, cb) {
  if (file.isNull() || file.isStream()) {
   return cb(null, file);
  cacheMd5HashArr.push(md5Hash);
  files.push(file);
  cb();
 }, function (cb) {
  var cacheJson = {};
  cb();
 })

 var ext = path.extname(name);
 if (file.isDirectory()) {
  return cb();
 cb();
}))
.pipe(gulpSSH.dest(deployRemoteParams.remotePath))

vfs.src([pages])
    .pipe(through2.obj(function(file, enc, cb) {
      if (file.isNull() || file.isStream()) {
        return cb(null, file);
        cb();
        return;
      });
      this.push(f);
      cb();
    }))
    .pipe(vfs.dest(path.join(modulePath, 'dist', '_static', 'css')))

through2.obj(function (file, enc, cb) {
  if (file.isNull() || file.isStream()) {
      cb(null, file);
      return;
  if (!opts.fileTest.test(filename)) {
   this.push(file);
   return cb();
  if (isExcluded) {
   this.push(file)
   return cb()
      }));
  cb();
 })

.pipe(through2.obj(function (file, encoding, cb) {
 if (file.isNull() || file.isStream()) {
  return cb(null);
  file.path = path.join(outputPath, innerPathArr.join(path.sep));
  this.push(file);
  cb();

 var ext = path.extname(name);
 if (file.isDirectory()) {
  return cb();
 cb();
}))
.pipe(athenaMate.ftp(deployRemoteParams))

.pipe(through2.obj(function (file, enc, cb) {
 if (file.isNull() || file.isStream()) {
  return cb(null, file);
 cb();
}, function (cb) {
 if (fileContents.length > 0) {
  this.push(file);
 cb();
}))
.pipe($.postcss([sprites(opts)]))
.pipe(through2.obj(function (file, enc, cb) {
 if (file.isNull() || file.isStream()) {
  return cb(null, file);
  this.push(file);
 }.bind(this));
 cb();
}))
.pipe(vfs.dest(path.join(modulePath, 'dist', '_static')))

through2.obj(function (file, encoding, cb) {
  if (file.isNull()) {
   return cb(null, file);
   return cb(null, file);
  fileNameList.push(fpath);
  fileList.push(file);
  cb();
 }, function (cb) {
  var cacheRootPath = path.join(config.cwd, Util.CACHE)
  cb();
 })

 file.contents = new Buffer(content);
 this.push(file);
 cb();
}))
.pipe($.if('*.js', athenaMate.scanServer({
 cb();
})))
.pipe(vfs.dest(path.join(modulePath, 'dist', '_', 'widget')))

.pipe(through2.obj(function (file, enc, cb) {
 if (file.isNull() || file.isStream()) {
  return cb(null, file);
 file.contents = new Buffer(content);
 this.push(file);
 cb();
}))
.pipe(vfs.dest(path.join(modulePath, 'dist', 'output', 'tpl', 'floors')))

.pipe(through2.obj(function (file, enc, cb) {
 if (file.isNull() || file.isStream()) {
  return cb(null, file);
 cb();
}, function (cb) {
 if (fileContents.length > 0) {
  this.push(file);
 cb();
}))
.pipe($.postcss([sprites(opts)]))
.pipe(through2.obj(function (file, enc, cb) {
 if (file.isNull() || file.isStream()) {
  return cb(null, file);
  this.push(file);
 }.bind(this));
 cb();
}))
.pipe(vfs.dest(path.join(modulePath, 'dist', '_static', 'css')))

through2.obj(function (file, encoding, cb) {
  if (file.isNull()) {
   return cb(null, file);
   return cb(null, file);
  fileNameList.push(fpath);
  fileList.push(file);
  cb();
 }, function (cb) {
  var cacheRootPath = path.join(config.cwd, Util.CACHE)
  cb();
 })