crates/hover/src/package.rs
use base_db::semantics::tex::LinkKind;
use crate::{Hover, HoverData, HoverParams};
pub(super) fn find_hover<'a>(params: &HoverParams<'a>) -> Option<Hover<'a>> {
let data = params.feature.document.data.as_tex()?;
data.semantics
.links
.iter()
.filter(|link| matches!(link.kind, LinkKind::Sty | LinkKind::Cls))
.filter(|link| link.path.range.contains_inclusive(params.offset))
.find_map(|link| {
let meta = completion_data::DATABASE.meta(&link.path.text)?;
let description = meta.description.as_deref()?;
Some(Hover {
range: link.path.range,
data: HoverData::Package(description),
})
})
}