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Generator 异步流程控制 #20

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semi-xi opened this issue Jun 6, 2018 · 0 comments

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semi-xi commented Jun 6, 2018

function run(generator) {
  var gen = generator();
  function next(data) {
    var ret = gen.next(data);
    if(ret.done) return Promise.resolve("done");
  return Promise.resolve(ret.value)
    .then(data => next(data))
    .catch(ex => gen.throw(ex));
  }
  
  try{
    return next();
  } catch(ex) {
    return Promise.reject(ex);
  }
  
}

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