Author: phd
Date: 2010-08-31 09:51:36 -0600 (Tue, 31 Aug 2010)
New Revision: 4232
Modified:
SQLObject/trunk/docs/SQLObject.txt
Log:
Explained the order of method calls for a list of validators.
Modified: SQLObject/trunk/docs/SQLObject.txt
===================================================================
--- SQLObject/trunk/docs/SQLObject.txt 2010-08-16 15:05:48 UTC (rev 4231)
+++ SQLObject/trunk/docs/SQLObject.txt 2010-08-31 15:51:36 UTC (rev 4232)
@@ -1077,7 +1077,12 @@
an object that provides ``to_python()`` and ``from_python()``
to validate *and* convert (adapt or cast) the values when they are
read/written from/to the database. You should see formencode_
- validator_ documentation for more details.
+ validator_ documentation for more details. This validator is appended
+ to the end of the list of the list of column validators. If the column
+ has a list of validators their ``from_python()`` methods are ran from
+ the beginnig of the list to the end; ``to_python()`` in the reverse
+ order. That said, ``from_python()`` method of this validator is called
+ last, after all validators in the list; ``to_python()`` is called first.
.. _formencode: http://formencode.org/
.. _validator: http://formencode.org/Validator.html
|
