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Add back crate graph deduplication

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This commit is contained in:
lucasholten 2024-12-31 13:43:14 +01:00
parent c46e9c48b0
commit 6043412342
1 changed files with 4 additions and 1 deletions
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5
crates/base-db/src/input.rs
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@ -505,6 +505,7 @@ impl CrateGraph {
mut other: CrateGraph,
proc_macros: &mut ProcMacroPaths,
) -> FxHashMap<CrateId, CrateId> {
self.sort_deps();
let topo = other.crates_in_topological_order();
let mut id_map: FxHashMap<CrateId, CrateId> = FxHashMap::default();
for topo in topo {
@ -513,7 +514,9 @@ impl CrateGraph {
crate_data.dependencies.iter_mut().for_each(|dep| dep.crate_id = id_map[&dep.crate_id]);
crate_data.dependencies.sort_by_key(|dep| dep.crate_id);
let new_id = self.arena.alloc(crate_data.clone());
let find = self.arena.iter().find(|(_, v)| *v == crate_data);
let new_id =
if let Some((k, _)) = find { k } else { self.arena.alloc(crate_data.clone()) };
id_map.insert(topo, new_id);
}