tabemono-dondon-detekuru.js

// run with `--harmony`
var ucs2 = require('punycode').ucs2;

function food(){
  function *foodz(){
    var s = 0x1F354,
        e = 0x1F37B,
        c = s;
    for(;;){
      if(c>e){ c = s; };
      yield ucs2.encode([c]);
      c++;
    }
  };

  var gen = foodz();

  return function(){
    return gen.next().value;
  }
};

var f = food();
for(;;){ console.log(f()) }