Form errors not showing when using MultiValueField

[bodgerbarnett]

• Package version: 1.8.1
• Django version: 2.2
• Python version: 3.8
• Template pack: bootstrap4

Description:

When I raise a ValidationError on a custom field I've written, which is a MultiValueField, the error doesn't show up. This is because the is-invalid class is not being added to the inputs, as it is with other types of fields. The code in this module (https://github.com/django-crispy-forms/django-crispy-forms/blob/master/crispy_forms/templatetags/crispy_forms_field.py) explicitly says to not add the CSS if the field is a multivaluefield.

I suspect I'm doing something wrong and maybe I should be adding the CSS class in the custom field myself but I'm not sure.

[smithdc1]

Hi!

Yes currently we don't have multivalue support. This impacts a number of default widgets (e.g. split date time field).

Multivalue fields are a bit more complex, what happens if you have a checkbox and you probably want to have each input inside a div with one of the col classes.

I've done some work to progress this #976. It needs more work but if you have any comments they would be appreciated.

Also see #831

Posted from mobile.

[ghost]

Same issue, currently, I use javascript as a temporary solution.