generators_yield_on_yield_and_send.js

//script type="application/javascript;version=1.7"
function GenMaker() {
  let(j=1){for(;;) {yield (yield 'Hola '+j);j++}}
}

var gen = GenMaker();
console.log(gen.next());
console.log(gen.send('Adios'));
console.log(gen.send(null));
console.log(gen.send('Adios'));
console.log(gen.send(null));
console.log(gen.send('Adios'));
console.log(gen.send(null));

/**

Pythonic behavior
-----------------
Hola 1
Adios
Hola 2
Adios
Hola 3
Adios
Hola 4

*/