The following codes only output {} no matter what I do to my generator functions:

```
//test 1
function *myFunc(input) {
  //yield input;
  return input;
}
console.log(myFunc('dafuq happening')); //prints {}

//test 2
function *myFunc2() {
  console.log('wtf?');
}
myFunc2(); //prints {}

```

using nodeJS 5.10 on arch linux