Function promiseGet

src/restangular.js:941–949

(what)

        }

        function promiseGet(what) {
          var deferred = $q.defer();
          var filledValue = {};
          this.then(function(val) {
            filledValue = val[what];
            deferred.resolve(filledValue);
          });
          return restangularizePromise(deferred.promise, this[config.restangularFields.restangularCollection], filledValue);
        }

        function resolvePromise(deferred, response, data, filledValue) {
          _.extend(filledValue, data);