code: function(computedAliasOrConfig) {
        var config,
          modelAliases = [];
        if (_.isString(computedAliasOrConfig)) {
          config = this.getMapping(computedAliasOrConfig);
        } else {
          config = computedAliasOrConfig;
        }
        return _.filter(_.keys(config.mapping), function(key) {
          return key != 'pull' && key != 'push';
        });
      }
docs: Returns the aliases/names of models referenced in the computed mapping with the given alias
  @method __getModelAliases
  @param computedAliasOrConfig {String or Object} the name/alias of the computed mapping or the computed mapping itself as
  an object if it hasn't been added as a mapping yet.
  @return {Array of Strings} an array of the model names/aliases referenced inside the computed mapping
  @private