var app = angular.module('myApp', []);

​

app.controller('myCtrl', function($q, $timeout) {

  step(1)

  .then(function() {

    return step(2);

  }, function(resp) {

    stepError(1);

    return resp;

  })

  .then(function() {

    console.log('See! I keep going!');

  }, function() {

    stepError(2);

  });

  function step(n) {

    console.log('Step '+n);

    var deferred = $q.defer();

    (n === 1) ? deferred.reject() : deferred.resolve();

    return deferred.promise;

  }

  function stepError(n) {

    console.log('Error '+n); 

  }

});