use rustc_hir as hir; use rustc_hir::def::DefKind; use rustc_middle::ty::TyCtxt; use rustc_session::cstore::ForeignModule; pub(crate) fn collect(tcx: TyCtxt<'_>) -> Vec { let mut modules = Vec::new(); for id in tcx.hir().items() { if !matches!(tcx.def_kind(id.def_id), DefKind::ForeignMod) { continue; } let item = tcx.hir().item(id); if let hir::ItemKind::ForeignMod { items, .. } = item.kind { let foreign_items = items.iter().map(|it| it.id.def_id.to_def_id()).collect(); modules.push(ForeignModule { foreign_items, def_id: id.def_id.to_def_id() }); } } modules }