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Commit 25e1069

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Added notes specifying the propagation behaviour for kernel.view and kernel.exception.
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‎components/http_kernel/introduction.rst

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@@ -391,6 +391,11 @@ At this stage, if no listener sets a response on the event, then an exception
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is thrown: either the controller *or* one of the view listeners must always
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return a ``Response``.
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.. note::
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When setting a response for the ``kernel.view`` event, the propagation
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is stopped, so the lower priority listeners on that event don't get called.
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.. sidebar:: ``kernel.view`` in the Symfony Framework
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There is no default listener inside the Symfony Framework for the ``kernel.view``
@@ -522,6 +527,11 @@ comes with an :class:`Symfony\\Component\\HttpKernel\\EventListener\\ExceptionLi
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which if you choose to use, will do this and more by default (see the sidebar
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below for more details).
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.. note::
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When setting a response for the ``kernel.exception`` event, the propagation
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is stopped, so the lower priority listeners on that event don't get called.
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.. sidebar:: ``kernel.exception`` in the Symfony Framework
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There are two main listeners to ``kernel.exception`` when using the

‎cookbook/service_container/event_listener.rst

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@@ -57,6 +57,12 @@ event is just one of the core kernel events::
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the ``kernel.exception`` event, it is :class:`Symfony\\Component\\HttpKernel\\Event\\GetResponseForExceptionEvent`.
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To see what type of object each event listener receives, see :class:`Symfony\\Component\\HttpKernel\\KernelEvents`.
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.. note::
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When setting a response for the ``kernel.view`` or ``kernel.exception``
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events, the propagation is stopped, so the lower priority listeners on
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that event don't get called.
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Now that the class is created, you just need to register it as a service and
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notify Symfony that it is a "listener" on the ``kernel.exception`` event by
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using a special "tag":

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