Using node-postgres to reuse a client until disconnecting

gistfile1.txt

function Base(client) {
  this.client = client;
}

Base.prototype.truncate = function(callback) {
  self.client.query("TRUNCATE users;", function(err, result) {
    callback(err, !result.rowCount);
  });
}

Base.prototype.disconnect = function() {
   if (this.client.queryQueue.length === 0) {
     this.client.end();
   } else {
     this.client.on('drain', this.client.end.bind(this.client));
   }
}

var client = new pg.Client({
    user: 'me',
    password: 'whatever',
    database: 'test',
    host: 'localhost',
    port: 5432
  });

client.connect();

var ORM = {
  Base: new Base(client)
};