ex.js

genesis::functor functor(functor):functor;

functor morphism(morphism):morphism

genesis::morphism (functor)=> morphism{
    //calculate the categories of the domain and codomain and the weight of the edge is the functor.body
    return genesis::spiral_graph.add_edge(from: functor.domain->category, to: functor.codomain->category, weight: (domain)=>{
        const result = functor(domain);
        //decorate the result with the category of the codomain
        genesis::spiral_graph.add_category(functor.codomain->category, to: result)
    })
    
}

functor category(category):category;

/// morph functor into a category when the domain, codomain and name of the functor are the same
morphism (functor)=> category{
    if(functor.domain->str == functor.name) &&(functor.codomain->str == functor.name) && functor.body == ``) {
        genesis::spiral_graph.add_category(functor.name)
    }
}

/// morph ident into a category
morphism (ident)=> category{
    create_category(ident.name)
    set_ident_category(category)
}
//bitcoin morph to category category before be shallowed by the functor category
category bitcoin;
category dollar;

//the line 5 automatically decorate this to bitcoin
morphism (number)=> bitcoin {
    return number
}

/// this is a decorator then it will create the subcategory #bitcoin number, or #number bitcoin, the compiler make sure that they always means the same
morphism (number)=> dollar {
    return number
}

console.log(dollar(50)) //#dollar number(50)
console.log(bitcoin(50)) //#bitcoin number(50)
morphism (dollar)=> bitcoin {
    return dollar.0 / 10'000
}