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Fixed #21798 -- Added check for DateTime mutually exclusive options

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Added DateTimeCheckMixin to avoid the use of default, auto_now, and
auto_now_add options together. Added the fields.E151 Error that is raised
if one or more of these options are used together.
This commit is contained in:
Daniel Pyrathon 2014-03-13 11:32:20 +00:00 • committed by Tim Graham
parent 8a9d54aa69
commit cb15231888
4 changed files with 64 additions and 2 deletions
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1
docs/ref/checks.txt
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@ -67,6 +67,7 @@ Fields
* **fields.E134**: ``max_digits`` must be greater or equal to ``decimal_places``.
* **fields.E140**: FilePathFields must have either ``allow_files`` or ``allow_folders`` set to True.
* **fields.E150**: GenericIPAddressFields cannot accept blank values if null values are not allowed, as blank values are stored as nulls.
* **fields.E151**: The options ``auto_now``, ``auto_now_add``, and ``default`` are mutually exclusive. Only one of these options may be present.
File Fields
~~~~~~~~~~~

3
docs/ref/models/fields.txt
View file

@ -477,6 +477,9 @@ The default form widget for this field is a
and a shortcut for "Today". Includes an additional ``invalid_date`` error
message key.
The options ``auto_now_add``, ``auto_now``, and ``default`` are mutually exclusive.
Any combination of these options will result in an error.
.. note::
As currently implemented, setting ``auto_now`` or ``auto_now_add`` to
``True`` will cause the field to have ``editable=False`` and ``blank=True``