DOM hooks as functions

domHooksAsFunctions

    // DOM Hooks
    this.$form = function() {
      return $("form", this.$el);
    };

    this.$inputEmail = function() {
      return $("input[name='email']", this.$el);
    };

    this.$inputPassword = function() {
      return $("input[name='password']", this.$el);
    };

    this.$errorMessages = function() {
      return $(".error", this.$el);
    };
    
    // Handle login form submit
    this.logIn = function(e) {
      e.preventDefault();
      this.$errorMessages().remove();

      options.user.login({
        email: this.$inputEmail().val();
        password: this.$inputPassword().val();
      })
      .fail(this.loginError.bind(this))
      .done(this.loginSuccess.bind(this));

      return this;
    };