@@ -48,6 +48,11 @@ Configuration
4848* `translator `_
4949 *:ref: `enabled <translator.enabled >`
5050 * `fallback `_
51+ * `validation `_
52+ * `cache `_
53+ * `enable_annotations `_
54+ * `translation_domain `_
55+ * `strict_email `_
5156
5257secret
5358~~~~~~
@@ -517,6 +522,40 @@ This option is used when the translation key for the current locale wasn't found
517522
518523For more details, see:doc: `/book/translation `.
519524
525+ validation
526+ ~~~~~~~~~~
527+
528+ cache
529+ .....
530+
531+ **type **: ``string ``
532+
533+ The implementation to be used to cache validation metadata.
534+
535+ enable_annotations
536+ ..................
537+
538+ **type **: ``Boolean `` **default **: ``false ``
539+
540+ If this option is enabled, validation constraints can be defined using annotations.
541+
542+ translation_domain
543+ ..................
544+
545+ **type **: ``string `` **default **: ``validators ``
546+
547+ The translation domain that is used to translation validation constraint
548+ error messages.
549+
550+ strict_email
551+ ............
552+
553+ **type **: ``Boolean `` **default **: ``false ``
554+
555+ If this option is enabled, the `egulias/email-validator `_ library will be
556+ used by the:doc: `/reference/constraints/Email ` validator. Otherwise, the
557+ validator uses a simple regular expression to validate email addresses.
558+
520559Full default Configuration
521560--------------------------
522561
@@ -646,3 +685,4 @@ Full default Configuration
646685
647686`protocol-relative` :http://tools.ietf.org/html/rfc3986#section-4.2
648687.. _`PhpStormOpener` :https://github.com/pinepain/PhpStormOpener
688+ .. _`egulias/email-validator` :https://github.com/egulias/EmailValidator