promises.js

var Abstract = require('./abstract');
var tcp = require('./tcp');

function Promises(options) {
  this.tcp = new Tcp(options);
}

Promises.prototype.connect = function() {
  var tcp = this.tcp;
  return new Promise(function(resolve, reject) {
    tcp.connect(function(err) {
      return err ? reject(err) : resolve();
    });
  });
};

Promises.prototype.send = function(obj) {
  var tcp = this.tcp;
  return new Promise(function(resolve, reject) {
    tcp.send(obj, function(err, res) {
      return err ? reject(err) : resolve(res);
    });
  });
};

Promises.prototype.close = function() {
  this.tcp.close();
};