rustc_data_structures/
fx.rs

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1use std::hash::BuildHasherDefault;
2
3pub use rustc_hash::{FxHashMap, FxHashSet, FxHasher};
4
5pub type StdEntry<'a, K, V> = std::collections::hash_map::Entry<'a, K, V>;
6
7pub type FxIndexMap<K, V> = indexmap::IndexMap<K, V, BuildHasherDefault<FxHasher>>;
8pub type FxIndexSet<V> = indexmap::IndexSet<V, BuildHasherDefault<FxHasher>>;
9pub type IndexEntry<'a, K, V> = indexmap::map::Entry<'a, K, V>;
10pub type IndexOccupiedEntry<'a, K, V> = indexmap::map::OccupiedEntry<'a, K, V>;
11
12#[macro_export]
13macro_rules! define_id_collections {
14    ($map_name:ident, $set_name:ident, $entry_name:ident, $key:ty) => {
15        pub type $map_name<T> = $crate::unord::UnordMap<$key, T>;
16        pub type $set_name = $crate::unord::UnordSet<$key>;
17        pub type $entry_name<'a, T> = $crate::fx::StdEntry<'a, $key, T>;
18    };
19}
20
21#[macro_export]
22macro_rules! define_stable_id_collections {
23    ($map_name:ident, $set_name:ident, $entry_name:ident, $key:ty) => {
24        pub type $map_name<T> = $crate::fx::FxIndexMap<$key, T>;
25        pub type $set_name = $crate::fx::FxIndexSet<$key>;
26        pub type $entry_name<'a, T> = $crate::fx::IndexEntry<'a, $key, T>;
27    };
28}
rustc_data_structures/fx.rs

rustc_data_structures/
fx.rs
