onSelectedItemChange triggers multiple times when onMouseMove and onClick happens in the same frame

[jeffijoe]

• downshift version: 9.0.4
• node version: 20
• npm (or yarn) version: 10.5.0

Relevant code or config

It's related to onSelectedItemChange

What you did: Use Playwright for testing a combobox.

What happened: The onSelectedItemChange is triggered twice.

Reproduction repository:

I based the reproduction on the official example for multi-selects.

https://github.com/jeffijoe/mobx-react-downshift-issue

Problem description: onSelectedItemChange triggers multiple times when onMouseMove and onClick happens in the same frame

Suggested solution: Prevent calling onSelectedItemChange twice in the same frame