code: function checkOnScopeChangeVals(partial, partialName) {
      var remodelOnScopeChange = partial.remodelOnScopeChange || (partial.remodel && partial.remodel.onScopeChange);
      var rerenderOnScopeChange = partial.rerenderOnScopeChange || (partial.rerender && partial.rerender.onScopeChange);
      var scope = partial.scope || {};
  
      _.each(remodelOnScopeChange, function (scopeVal) {
          var idx = scopeVal.indexOf('.');
          var val = idx > 0 ? scopeVal.substring(0, idx) : scopeVal;
          if (!scope[val]) {
              throw new Error(partialName + ' remodelOnScope value \'' + scopeVal + '\' is not defined in the scope definition.');
          }
      });
  
      _.each(rerenderOnScopeChange, function (scopeVal) {
          var idx = scopeVal.indexOf('.');
          var val = idx > 0 ? scopeVal.substring(0, idx) : scopeVal;
          if (!scope[val]) {
              throw new Error(partialName + ' rerenderOnScopeChange value \'' + scopeVal + '\' is not defined in the scope definition.');
          }
      });
  }
docs: Make sure the remodelOnScopeChange and rerenderOnScopeChange values are
  all from the isolated scope definition. In other words, are values that
  come from the parent scope.
  
  @param partial
  @param partialName