IvanGuardado / promise.js

Last active June 16, 2014


    
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            //Example using a feasible
//implementation of Promise
function mapValues(){
  var list = [1,2,3,4,5,6];
  //doSomeAsyncTask returns a 
  //promise of type
  //Promise[Array[Int]]
  
  var values = doSomeAsyncTask(list);
  //The map function will be executed
  //when the promise is resolved
  var mapped = values.map(Math.round);
  
  //returns a promise of mapped values
  return mapped;
}