text: function fn(x, y) {
    var a = Array.from(x);
    var b = Array.from(x);
    var c = y ? a : b;
    return c.length && c[0];
  }
  
  this.__optimize && __optimize(fn);
  
  inspect = function() {
    return fn(["foo", 1, 2], true);
  };
  