delivery.HTTP(publicMux, delivery.Service{
    CalculateSaleEvent: usecase.NewCalculateSaleEvent(saleCalculator),
    TmEnrichMany:       usecase.NewTmEnrichMany(saleCalculator),
})

console.log('hello world')

gggg

test

var obj = {
    prop: 1,
    getProp: function(){
         return function() { console.log(this.prop) };
    },
};

obj.getProp()();