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Update 3.3-di-changes.rst #10313

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DonCallisto Sep 10, 2018
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9 changes: 9 additions & 0 deletions service_container/3.3-di-changes.rst
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Expand Up @@ -577,6 +577,13 @@ Start by updating the service ids to class names:
account when looking up for services.
Furthermore it is always recommended to check for definition existence
using ``has()`` function.

.. note::

If you get rid of deprecations and extend ``AbstractController`` instead of ``Controller`` for
your controllers, you can skip the rest of this step as `AbstractController` won't provide a
container where you can get the services directly. All services need to be injected as explained
in the :ref:`step 5 of this article <step-5>`.

But, this change will break our app! The old service ids (e.g. ``app.github_notifier``)
no longer exist. The simplest way to fix this is to find all your old service ids
Expand Down Expand Up @@ -708,6 +715,8 @@ will be used. If you *don't* have this, the auto-registration feature will try t
register a third ``ApiClient`` service and use that for autowiring (which will fail,
because the class has a non-autowireable argument).

.. _step-5:

Step 5) Cleanup!
~~~~~~~~~~~~~~~~

Expand Down