doc/rules/operator/new_expression_parentheses.rst
new_expression_parenthesesAll new expressions with a further call must (not) be wrapped in
parentheses.
This rule is CONFIGURABLE
You can configure this rule using the following option: ``use_parentheses``.
Configuration
-------------
``use_parentheses``
~~~~~~~~~~~~~~~~~~~
Whether ``new`` expressions with a further call should be wrapped in parentheses
or not.
Allowed types: ``bool``
Default value: ``false``
Examples
--------
Example #1
~~~~~~~~~~
*Default* configuration.
.. code-block:: diff
--- Original
+++ New
<?php
-(new Foo())->bar();
+new Foo()->bar();
Example #2
~~~~~~~~~~
*Default* configuration.
.. code-block:: diff
--- Original
+++ New
<?php
-(new class {})->bar();
+new class {}->bar();
Example #3
~~~~~~~~~~
With configuration: ``['use_parentheses' => true]``.
.. code-block:: diff
--- Original
+++ New
<?php
-new Foo()->bar();
+(new Foo())->bar();
Example #4
~~~~~~~~~~
With configuration: ``['use_parentheses' => true]``.
.. code-block:: diff
--- Original
+++ New
<?php
-new class {}->bar();
+(new class {})->bar();
Rule sets
---------
The rule is part of the following rule sets:
- `@PHP8x4Migration <./../../ruleSets/PHP8x4Migration.rst>`_
- `@PHP8x5Migration <./../../ruleSets/PHP8x5Migration.rst>`_
- `@PHP84Migration <./../../ruleSets/PHP84Migration.rst>`_ *(deprecated)*
- `@PHP85Migration <./../../ruleSets/PHP85Migration.rst>`_ *(deprecated)*
References
----------
- Fixer class: `PhpCsFixer\\Fixer\\Operator\\NewExpressionParenthesesFixer <./../../../src/Fixer/Operator/NewExpressionParenthesesFixer.php>`_
- Test class: `PhpCsFixer\\Tests\\Fixer\\Operator\\NewExpressionParenthesesFixerTest <./../../../tests/Fixer/Operator/NewExpressionParenthesesFixerTest.php>`_
The test class defines officially supported behaviour. Each test case is a part of our backward compatibility promise.