somewhere, either its value is provided by the user or the option is evaluated

within closures of lazy options and normalizers.

..note::

If you use your own deprecated option within your own library and need to fix it,

pass ``false`` as second argument of the:method:`Symfony\\Component\\OptionsResolver\\Options::offsetGet()` method

so as not to trigger the deprecation warning.

Instead of passing the message, you may also pass a closure which returns

a string (the deprecation message) or an empty string to ignore the deprecation.

This closure is useful to only deprecate some of the allowed types or values of