eweda.installTo(this);

var landLeft = eweda.curry(function(n, pole){

    if(pole==='dead' || Math.abs(pole[0]-pole[1]) > 3)

      return 'dead';

    return [pole[0]+n, pole[1]];

});

var landRight = eweda.curry(function(n, pole){

    if(pole==='dead') return pole;

    return landLeft(n, eweda.reverse(pole));

});

var result = eweda.pipe(landLeft(1), landRight(1), landLeft(2))([0,0]);

console.log('asdf',result);

​

​