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
;
18 pub use rustc_data_structures
::fnv
::FnvHashMap
;
19 pub use rustc_data_structures
::fnv
::FnvHashSet
;
21 pub type NodeMap
<T
> = FnvHashMap
<ast
::NodeId
, T
>;
22 pub type DefIdMap
<T
> = FnvHashMap
<DefId
, T
>;
24 pub type NodeSet
= FnvHashSet
<ast
::NodeId
>;
25 pub type DefIdSet
= FnvHashSet
<DefId
>;
27 pub fn NodeMap
<T
>() -> NodeMap
<T
> { FnvHashMap() }
28 pub fn DefIdMap
<T
>() -> DefIdMap
<T
> { FnvHashMap() }
29 pub fn NodeSet() -> NodeSet { FnvHashSet() }
30 pub fn DefIdSet() -> DefIdSet { FnvHashSet() }