mightyguava

function counts(start) {
  let state = 0;
  let done = false;
  function go() {
    let result;
    switch (state) {
      case 0:
        result = start + 1;
        state = 1;
        break;

mightyguava

function printer(start) {
  let state = 0;
  let done = false;
  function go(input) {
    let result;
    switch (state) {
      case 0:
        console.log("We are starting!");
        state = 1;
        break;

mightyguava

function* adder(initialValue) {
  let sum = initialValue;
  while (true) {
    sum += yield sum;
  }
}

mightyguava

function adder(initialValue) {
  let state = 'initial';
  let done = false;
  let sum = initialValue;
  function go(input) {
    let result;
    switch (state) {
      case 'initial':
        result = initialValue;
        state = 'loop';

mightyguava

function* adder(initialValue) {
  let sum = initialValue;
  let lastSum = initialValue;
  let temp;
  while (true) {
    try {
      temp = sum;
      sum += yield sum;
      lastSum = temp;
    } catch (e) {

mightyguava

function adder(initialValue) {
  let state = 'initial';
  let done = false;
  let sum = initialValue;
  let lastSum;
  let temp;

  function go(input, err) {
    let result;

mightyguava

async function () {
  var user = await fetchJson('/api/user/self');
  var interests = await fetchJson('/api/user/interests?userId=' + self.id);
  var recommendations = await Promise.all(
      interests.map(i => fetchJson('/api/recommendations?topic=' + i)));
  render(user, interests, recommendations);
}();

mightyguava

function deferred(val) {
  return new Promise((resolve, reject) => resolve(val));
}

co(function* asyncAdds() {
  console.log(yield deferred(1)); // 1
  console.log(yield deferred(2)); // 2
  console.log(yield deferred(3)); // 3
  return 4;
}).then(function (result) {

mightyguava

function co(generator) {
  return new Promise((resolve, reject) => {
    const g = generator();

    function next(nextVal) {
      const ret = g.next(nextVal);
      if (ret.done) {
        return resolve(ret.value);
      }

mightyguava

function deferred(val) {
  return new Promise((resolve, reject) => resolve(val));
}

function deferReject(e) {
  return new Promise((resolve, reject) => reject(e));
}

co(function* asyncAdds() {
  console.log(yield deferred('We are starting!'));