1 // Copyright 2014 The Rust Project Developers. See the COPYRIGHT
2 // file at the top-level directory of this distribution and at
3 // http://rust-lang.org/COPYRIGHT.
5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
8 // option. This file may not be copied, modified, or distributed
9 // except according to those terms.
11 //! An efficient hash map for node IDs
13 #![allow(non_snake_case)]
15 use hir
::def_id
::DefId
;
19 pub use rustc_data_structures
::fx
::FxHashMap
;
20 pub use rustc_data_structures
::fx
::FxHashSet
;
22 pub type NodeMap
<T
> = FxHashMap
<ast
::NodeId
, T
>;
23 pub type DefIdMap
<T
> = FxHashMap
<DefId
, T
>;
24 pub type ItemLocalMap
<T
> = FxHashMap
<ItemLocalId
, T
>;
26 pub type NodeSet
= FxHashSet
<ast
::NodeId
>;
27 pub type DefIdSet
= FxHashSet
<DefId
>;
28 pub type ItemLocalSet
= FxHashSet
<ItemLocalId
>;
30 pub fn NodeMap
<T
>() -> NodeMap
<T
> { FxHashMap() }
31 pub fn DefIdMap
<T
>() -> DefIdMap
<T
> { FxHashMap() }
32 pub fn ItemLocalMap
<T
>() -> ItemLocalMap
<T
> { FxHashMap() }
33 pub fn NodeSet() -> NodeSet { FxHashSet() }
34 pub fn DefIdSet() -> DefIdSet { FxHashSet() }
35 pub fn ItemLocalSet() -> ItemLocalSet { FxHashSet() }