bendns' repos / rust-analyzer
Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'crates/ide/src/shuffle_crate_graph.rs')
-rw-r--r--crates/ide/src/shuffle_crate_graph.rs22
1 files changed, 3 insertions, 19 deletions
diff --git a/crates/ide/src/shuffle_crate_graph.rs b/crates/ide/src/shuffle_crate_graph.rs
index ae539a5d39..e606072a82 100644
--- a/crates/ide/src/shuffle_crate_graph.rs
+++ b/crates/ide/src/shuffle_crate_graph.rs
@@ -18,7 +18,9 @@ pub(crate) fn shuffle_crate_graph(db: &mut RootDatabase) {
let crate_graph = db.crate_graph();
let mut shuffled_ids = crate_graph.iter().collect::<Vec<_>>();
- shuffle(&mut shuffled_ids);
+
+ let mut rng = oorandom::Rand32::new(stdx::rand::seed());
+ stdx::rand::shuffle(&mut shuffled_ids, |i| rng.rand_range(0..i as u32) as usize);
let mut new_graph = CrateGraph::default();
@@ -52,21 +54,3 @@ pub(crate) fn shuffle_crate_graph(db: &mut RootDatabase) {
db.set_crate_graph_with_durability(Arc::new(new_graph), Durability::HIGH);
}
-
-fn shuffle<T>(slice: &mut [T]) {
- let mut rng = oorandom::Rand32::new(seed());
-
- let mut remaining = slice.len() - 1;
- while remaining > 0 {
- let index = rng.rand_range(0..remaining as u32);
- slice.swap(remaining, index as usize);
- remaining -= 1;
- }
-}
-
-fn seed() -> u64 {
- use std::collections::hash_map::RandomState;
- use std::hash::{BuildHasher, Hasher};
-
- RandomState::new().build_hasher().finish()
-}