Function facet_bar 

pub fn facet_bar(
    offers: &[FacetOffer],
    query: &QuerySpec,
    on_change: &Rc<dyn Fn(QuerySpec)>,
    open: &OpenFacet,
) -> Element

The chips as a row: a toggle flips, a value filter’s chip opens its values (open), and an active chip’s clear control hands on_change the query without its choice.