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[DependencyInjection] Add env and param parameters for Autowire attribute #17626

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Jan 3, 2023
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[DependencyInjection] Add env and param parameters for Autowire attribute #17626

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17 changes: 13 additions & 4 deletions service_container/autowiring.rst
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Original file line number Diff line number Diff line change
Expand Up @@ -564,8 +564,8 @@ logic about those arguments::

The ``#[Autowire]`` attribute was introduced in Symfony 6.1.

The ``#[Autowire]`` attribute can also be used for :ref:`parameters <service-parameters>`
and even :doc:`complex expressions </service_container/expression_language>`::
The ``#[Autowire]`` attribute can also be used for :ref:`parameters <service-parameters>`,
:doc:`complex expressions </service_container/expression_language>` and even :ref:`environment variables <config-env-vars>`::

// src/Service/MessageGenerator.php
namespace App\Service;
Expand All @@ -580,17 +580,26 @@ and even :doc:`complex expressions </service_container/expression_language>`::
#[Autowire('%kernel.project_dir%/data')]
string $dataDir,

#[Autowire('%kernel.debug%')]
// or use argument "param"
#[Autowire(param: 'kernel.debug')]
bool $debugMode,

// and expressions
// expressions
#[Autowire(expression: 'service("App\\Mail\\MailerConfiguration").getMailerMethod()')]
string $mailerMethod

// environment variable
#[Autowire(env: 'SOME_ENV_VAR')]
string $senderName
) {
}
// ...
}

.. versionadded:: 6.3

The ``param`` and ``env`` arguments were introduced in Symfony 6.3.

.. _autowiring-calls:

Autowiring other Methods (e.g. Setters and Public Typed Properties)
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