Iterables, Iterators and Generator functions in ES2015

ES2015 adds a lot of new features to javascript that make a number of powerful constructs, present in other languages for years, available in the browser (well as soon as support for those features is rolled out of course, but in the meantime we can use these features by using a transpiler such as Babeljs or Traceur).
Some of the more complicated additions are the iterator and iterable protocols and generator functions. In this post I'll explain what they are and what you can use them for.

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AngularJS e2e testing using ngMockE2E

For our project we needed a mock http backend that we could instruct to return predefined responses so we were able to e2e test our full application without having a 'real' backend. This way we do not have to account for any state in the backend and can run our tests in isolation.


  • Reuse the mockdata object created for our unit tests
  • Reuse the config object in which we define the backend endpoints
  • Have little or no impact on the production code

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