[validation] Increasing visibility of constraints on the validation c…

…hapter

book/validation.rst

@@ -299,9 +299,12 @@ adheres to the rules of the constraint.
 Supported Constraints
 ~~~~~~~~~~~~~~~~~~~~~
 
-Symfony2 packages a large number of the most commonly-needed constraints.
-The full list of constraints with details is available in the
-:doc:`constraints reference section</reference/constraints>`.
+Symfony2 packages a large number of the most commonly-needed constraints:
+
+.. include:: /reference/constraints/map.rst.inc
+
+You can also create your own custom constraints. This topic is covered in
+the ":doc:`/cookbook/validation/custom_constraint`" article of the cookbook.
 
 .. index::
    single: Validation; Constraints configuration

reference/constraints.rst

@@ -51,62 +51,4 @@ Supported Constraints
 
 The following constraints are natively available in Symfony2:
 
-Basic Constraints
-~~~~~~~~~~~~~~~~~
-
-These are the basic constraints: use them to assert very basic things about
-the value of properties or the return value of methods on your object.
-
-* :doc:`NotBlank <constraints/NotBlank>`
-* :doc:`Blank <constraints/Blank>`
-* :doc:`NotNull <constraints/NotNull>`
-* :doc:`Null <constraints/Null>`
-* :doc:`True <constraints/True>`
-* :doc:`False <constraints/False>`
-* :doc:`Type <constraints/Type>`
-
-String Constraints
-~~~~~~~~~~~~~~~~~~
-
-* :doc:`Email <constraints/Email>`
-* :doc:`MinLength <constraints/MinLength>`
-* :doc:`MaxLength <constraints/MaxLength>`
-* :doc:`Url <constraints/Url>`
-* :doc:`Regex <constraints/Regex>`
-* :doc:`Ip <constraints/Ip>`
-
-Number Constraints
-~~~~~~~~~~~~~~~~~~
-
-* :doc:`Max <constraints/Max>`
-* :doc:`Min <constraints/Min>`
-
-Date Constraints
-~~~~~~~~~~~~~~~~
-
-* :doc:`Date <constraints/Date>`
-* :doc:`DateTime <constraints/DateTime>`
-* :doc:`Time <constraints/Time>`
-
-Collection Constraints
-~~~~~~~~~~~~~~~~~~~~~~
-
-* :doc:`Choice <constraints/Choice>`
-* :doc:`Collection <constraints/Collection>`
-* :doc:`UniqueEntity <constraints/UniqueEntity>`
-* :doc:`Language <constraints/Language>`
-* :doc:`Locale <constraints/Locale>`
-* :doc:`Country <constraints/Country>`
-
-File Constraints
-~~~~~~~~~~~~~~~~
-
-* :doc:`File <constraints/File>`
-* :doc:`Image <constraints/Image>`
-
-Other Constraints
-~~~~~~~~~~~~~~~~~
-
-* :doc:`Callback <constraints/Callback>`
-* :doc:`All <constraints/All>`
-* :doc:`Valid <constraints/Valid>`
+.. include:: /reference/forms/types/map.rst.inc

reference/constraints/map.rst.inc

@@ -0,0 +1,59 @@
+Basic Constraints
+~~~~~~~~~~~~~~~~~
+
+These are the basic constraints: use them to assert very basic things about
+the value of properties or the return value of methods on your object.
+
+* :doc:`NotBlank </reference/constraints/NotBlank>`
+* :doc:`Blank </reference/constraints/Blank>`
+* :doc:`NotNull </reference/constraints/NotNull>`
+* :doc:`Null </reference/constraints/Null>`
+* :doc:`True </reference/constraints/True>`
+* :doc:`False </reference/constraints/False>`
+* :doc:`Type </reference/constraints/Type>`
+
+String Constraints
+~~~~~~~~~~~~~~~~~~
+
+* :doc:`Email </reference/constraints/Email>`
+* :doc:`MinLength </reference/constraints/MinLength>`
+* :doc:`MaxLength </reference/constraints/MaxLength>`
+* :doc:`Url </reference/constraints/Url>`
+* :doc:`Regex </reference/constraints/Regex>`
+* :doc:`Ip </reference/constraints/Ip>`
+
+Number Constraints
+~~~~~~~~~~~~~~~~~~
+
+* :doc:`Max </reference/constraints/Max>`
+* :doc:`Min </reference/constraints/Min>`
+
+Date Constraints
+~~~~~~~~~~~~~~~~
+
+* :doc:`Date </reference/constraints/Date>`
+* :doc:`DateTime </reference/constraints/DateTime>`
+* :doc:`Time </reference/constraints/Time>`
+
+Collection Constraints
+~~~~~~~~~~~~~~~~~~~~~~
+
+* :doc:`Choice </reference/constraints/Choice>`
+* :doc:`Collection </reference/constraints/Collection>`
+* :doc:`UniqueEntity </reference/constraints/UniqueEntity>`
+* :doc:`Language </reference/constraints/Language>`
+* :doc:`Locale </reference/constraints/Locale>`
+* :doc:`Country </reference/constraints/Country>`
+
+File Constraints
+~~~~~~~~~~~~~~~~
+
+* :doc:`File </reference/constraints/File>`
+* :doc:`Image </reference/constraints/Image>`
+
+Other Constraints
+~~~~~~~~~~~~~~~~~
+
+* :doc:`Callback </reference/constraints/Callback>`
+* :doc:`All </reference/constraints/All>`
+* :doc:`Valid </reference/constraints/Valid>`