var userArray = [
    {
        name: "John",
        email: "John@email.com"

    },
    {
        name: "Jane",
        email: "jane@email.com"
    }];

var functionOne = function() {
    //returns Promsie object
};

var functionTwo = function() {
    //returns promise object
};

var createUser = function(user) {
    return User.findOrCreate({email: user.email},{
        name: user.name,
        email: user.email
    });
};

functionOne()
    .then(functionTwo)
    .each(createUser(userArray))
    .then(function onComplete() {
        console.log("Complete");
    })
    .catch(function onError() {
        console.log("Um...it's not working");
    });

var Promise = require('bluebird');

function createUsersFromArray(userArray){
    return Promise.each(userArray, function(signleUser){
        return createUserFunction(signleUser);
    });
}

return Promise.each(userArray, createUserFunction);

functionOne()
  .then(functionTwo)
  .then(function(){
      return createUsersFromArray(userArray);
  })
//or just .then(createUsersFromArray) if functionTwo return this array
  .then(function(createdUsers){
      //here you may retrieve users and make some magic with them
      console.log(createdUsers);
  })
  .then(function onComplete() {
      console.log("Complete");
  })
  .catch(function onError() {
      console.log("Um...it's not working");
  });

return Promise.all(userArray.map(function(singleUser){
    return doSomethingWithUser(singleUser);
}));

return Promise.all(userArray.map(doSomethingWithUser));

functionOne()
    .then(functionTwo)
    .then(function(){
      return bluebird.each(userArray, createUser);
    })
    .then(function onComplete() {
        console.log("Complete");
    })
    .catch(function onError() {
        console.log("Um...it's not working");
    });

var userArray = [
{
    name: "John",
    email: "John@email.com"

},
{
    name: "Jane",
    email: "jane@email.com"
}];

var functionOne = function() {
    //returns Promise object
};

var functionTwo = function() {
    //returns Promise object
};

var createUser = function(singleUser) {
  //returns Promise object containing creating User
};

functionOne()
    .then(functionTwo)
    .then(function() {
      return Promise.map(userArray, createUser);
    })
    .then(function onComplete(response) {
        console.log("Complete:" + JSON.stringify(response));
    })
    .catch(function onError() {
        console.log("Um...it's not working");
    });