lib/response.js
function send(err, reply, cb) {

  // invoke before function, used to end a slowlog
  // timer before sending output
  if(this.before) this.before();

  if(this.cb) {
    return this.cb(err, reply);
  }
  this.conn.write(err || reply, cb);
}
function send(err, reply, cb) {

  // invoke before function, used to end a slowlog
  // timer before sending output
  if(this.before) this.before();

  if(this.cb) {
    return this.cb(err, reply);
  }
  this.conn.write(err || reply, cb);
}
function send ( err , reply , cb ) { // invoke before function, used to end a slowlog // timer before sending output if ( this . before ) this . before ( ) ; if ( this . cb ) { return this . cb ( err , reply ) ; } this . conn . write ( err || reply , cb ) ; }
Send a response to the client that made the request.

@param err An error instance.
@param reply A reply array, string, integer or null.
@param cb A write callback.
Send a response to the client that made the request .