Example Promise

gistfile1.txt

var result = FunA(test)
  .then(function(){
    return FunB();
  }).catch(function(error){
    //handle error here???
    console.error(error);
  });
  
function FunA(test){
  return new Promise(function(resolve,reject){
    if(test){
      resolve(test);
    } else {
      reject(test);
    }
  })
}

function FunB(){
  return FunOther().then(function(result){
    return result;
  }).catch(function(err){
    //handle error here???
    console.error(err);
  })
}

function FunOther(other){
  return new Promise(function(resolve,reject){
    if(other){
      resolve(other);
    } else {
      reject(other);
    }
  })
}