From 1c093fbc00bb21752d25a1952f44b3027a1c802e Mon Sep 17 00:00:00 2001 From: Martin Melka Date: Fri, 5 May 2023 16:24:51 +0200 Subject: [PATCH] State that env var type-processors are nullable No change in behavior on the code side. This is just something that could use a clearer documentation when feeding the result of the processor to a strictly-typed PHP code. --- configuration/env_var_processors.rst | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) diff --git a/configuration/env_var_processors.rst b/configuration/env_var_processors.rst index 236b5c166b0..a846933474a 100644 --- a/configuration/env_var_processors.rst +++ b/configuration/env_var_processors.rst @@ -59,7 +59,7 @@ Built-In Environment Variable Processors Symfony provides the following env var processors: ``env(string:FOO)`` - Casts ``FOO`` to a string: + Casts ``FOO`` to a string or null: .. configuration-block:: @@ -104,8 +104,8 @@ Symfony provides the following env var processors: }; ``env(bool:FOO)`` - Casts ``FOO`` to a bool (``true`` values are ``'true'``, ``'on'``, ``'yes'`` - and all numbers except ``0`` and ``0.0``; everything else is ``false``): + Casts ``FOO`` to a bool or null (``true`` values are ``'true'``, ``'on'``, ``'yes'`` + and all numbers except ``0`` and ``0.0``; everything else is ``false``; except for ``null``, which stays ``null``): .. configuration-block:: @@ -150,8 +150,8 @@ Symfony provides the following env var processors: }; ``env(not:FOO)`` - Casts ``FOO`` to a bool (just as ``env(bool:...)`` does) except it returns the inverted value - (falsy values are returned as ``true``, truthy values are returned as ``false``): + Casts ``FOO`` to a bool or null (just as ``env(bool:...)`` does) except it returns the inverted value + (falsy values are returned as ``true``, truthy values are returned as ``false``, ``null`` stays ``null``): .. configuration-block:: @@ -185,10 +185,10 @@ Symfony provides the following env var processors: $container->setParameter('safe_for_production', '%env(not:APP_DEBUG)%'); ``env(int:FOO)`` - Casts ``FOO`` to an int. + Casts ``FOO`` to an int or null. ``env(float:FOO)`` - Casts ``FOO`` to a float. + Casts ``FOO`` to a float or null. ``env(const:FOO)`` Finds the const value named in ``FOO``: pFad - Phonifier reborn

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