Forms : Select and MultiSelect filtering option trigger resolver even if not updated the modelValue

[cotufaloschiflones]

Describe the bug

The filter method shouldnt create a 'undefined' field in the $form model, because this is the main reason why the resolver is triggering, because Form component is updating internally the $form object exposed through v-slot (creating inside form a formfield object with the key undefined, and the value of the filter input text) and thats what is triggering the validation on the rest of the fields, even if they are pristine.

Because of that, I'm not able to validate every field when changes (only that field and only when modelValue of that field changes) and validate all fields on submit...which is the behaviour what I want

Pull Request Link

No response

Reason for not contributing a PR

• Lack of time
• Unsure how to implement the fix/feature
• Difficulty understanding the codebase
• Other

Other Reason

No response

Reproducer

https://stackblitz.com/edit/nj47spp5-7rg17dtr?file=src%2FApp.vue

Environment

It happens in dev mode

Vue version

3.5.13

PrimeVue version

4.2.5

Node version

No response

Browser(s)

No response

Steps to reproduce the behavior

1. Click on select "Choose a fruit"
2. Once opened, click the filter input text and start to filtering (just need 1 char)

Then you will see as the 2 fields are shown as errored.

Expected behavior

I want to validate every field when changes (only that field and only when modelValue of that field changes) and validate all fields on submit too

[cotufaloschiflones]

Would be nice to check on checkboxes and InputNumber, they has similar behaviours making the validation unstable

[mertsincan]

Fixed in 4.3.0