bjoernager/rust
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in which NodeMap and friends are macrotized!

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This commit is contained in:
Zack M. Davis 2018-05-20 23:15:07 -07:00
parent 1329605a3d
commit 078486b9f6
1 changed files with 12 additions and 17 deletions
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29
src/librustc/util/nodemap.rs
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@ -19,21 +19,16 @@ use syntax::ast;
pub use rustc_data_structures::fx::FxHashMap;
pub use rustc_data_structures::fx::FxHashSet;
pub type NodeMap<T> = FxHashMap<ast::NodeId, T>;
pub type DefIdMap<T> = FxHashMap<DefId, T>;
pub type HirIdMap<T> = FxHashMap<HirId, T>;
pub type ItemLocalMap<T> = FxHashMap<ItemLocalId, T>;
macro_rules! define_id_collections {
($map_name:ident, $set_name:ident, $key:ty) => {
pub type $map_name<T> = FxHashMap<$key, T>;
pub fn $map_name<T>() -> $map_name<T> { FxHashMap() }
pub type $set_name = FxHashSet<$key>;
pub fn $set_name() -> $set_name { FxHashSet() }
}
}
pub type NodeSet = FxHashSet<ast::NodeId>;
pub type DefIdSet = FxHashSet<DefId>;
pub type HirIdSet = FxHashSet<HirId>;
pub type ItemLocalSet = FxHashSet<ItemLocalId>;
pub fn NodeMap<T>() -> NodeMap<T> { FxHashMap() }
pub fn DefIdMap<T>() -> DefIdMap<T> { FxHashMap() }
pub fn HirIdMap<T>() -> HirIdMap<T> { FxHashMap() }
pub fn ItemLocalMap<T>() -> ItemLocalMap<T> { FxHashMap() }
pub fn NodeSet() -> NodeSet { FxHashSet() }
pub fn DefIdSet() -> DefIdSet { FxHashSet() }
pub fn HirIdSet() -> HirIdSet { FxHashSet() }
pub fn ItemLocalSet() -> ItemLocalSet { FxHashSet() }
define_id_collections!(NodeMap, NodeSet, ast::NodeId);
define_id_collections!(DefIdMap, DefIdSet, DefId);
define_id_collections!(HirIdMap, HirIdSet, HirId);
define_id_collections!(ItemLocalMap, ItemLocalSet, ItemLocalId);