anchor.diff:  
   
   [[Promise.all]]
  +== Promise.all
   [source,js]
   Promise.all(promiseArray);
   
  
positive.code: `promise.then(undefined, onRejected)` と同等の意味を持つシンタックスシュガー。
  
  [[Promise.resolve]]
  [source,js]
  ----
  Promise.resolve(promise);
  
negative.code: = Promises API Reference
  
  [[promise.then]]
  == promise.then
  [source,js]
  ----
  promise.then(<onFulfilled>, <onRejected>);
  