gistfile1.js

var directive = {
  'li':{
    'animal<-animals':{
      'span.name': 'animal.name'
    },
    
    // at the same level of the <- loop declaration
    // use the keyword: sort
    
    sort: function(a, b){ // same kind of sort as the usual Array sort
      var cmp = function(x, y){ 
        return x > y? 1 : x < y ? -1 : 0;
      };
      return cmp( a.name, b.name );
    }
  }
};