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Rule ``object_operator_without_whitespace``
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There should not be space before or after object operators ``->`` and ``?->``.

Examples
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Example #1
~~~~~~~~~~

.. code-block:: diff

   --- Original
   +++ New
   -<?php $a  ->  b;
   +<?php $a->b;

Rule sets
---------

The rule is part of the following rule sets:

- `@PhpCsFixer <./../../ruleSets/PhpCsFixer.rst>`_
- `@Symfony <./../../ruleSets/Symfony.rst>`_