text: Meteor.render = function (htmlFunc) {
    return Spark.render(function () {
      return Spark.isolate(
        typeof htmlFunc === 'function' ? htmlFunc : function() {
          // non-function argument becomes a constant (non-reactive) string
          return String(htmlFunc);
        });
    });
  };
  
  Meteor.renderList = function (cursor, itemFunc, elseFunc) {
    return Spark.render(function () {
      return Spark.list(cursor, function (item) {
        return Spark.labelBranch(item._id || null, function () {
          return Spark.isolate(_.bind(itemFunc, null, item));
        });
      }, function () {
        return elseFunc ? Spark.isolate(elseFunc) : '';
      });
    });
  };
  