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Refactor away get_trait_name

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This commit is contained in:
Jeffrey Seyfried 2016-04-25 05:34:59 +00:00
parent 82e0dd5ac1
commit 6da115374f
1 changed files with 4 additions and 13 deletions
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17
src/librustc_resolve/lib.rs
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@ -829,7 +829,7 @@ pub struct ModuleS<'a> {
globs: RefCell<Vec<&'a ImportDirective<'a>>>,
// Used to memoize the traits in this module for faster searches through all traits in scope.
traits: RefCell<Option<Box<[&'a NameBinding<'a>]>>>,
traits: RefCell<Option<Box<[(Name, &'a NameBinding<'a>)]>>>,
// Whether this module is populated. If not populated, any attempt to
// access the children must be preceded with a
@ -1234,14 +1234,6 @@ impl<'a, 'tcx> Resolver<'a, 'tcx> {
self.glob_map.insert(directive.id, new_set);
}
fn get_trait_name(&self, did: DefId) -> Name {
if let Some(node_id) = self.ast_map.as_local_node_id(did) {
self.ast_map.expect_item(node_id).name
} else {
self.session.cstore.item_name(did)
}
}
/// Resolves the given module path from the given root `module_`.
fn resolve_module_path_from_root(&mut self,
module_: Module<'a>,
@ -3146,20 +3138,19 @@ impl<'a, 'tcx> Resolver<'a, 'tcx> {
let mut traits = module.traits.borrow_mut();
if traits.is_none() {
let mut collected_traits = Vec::new();
module.for_each_child(|_, ns, binding| {
module.for_each_child(|name, ns, binding| {
if ns != TypeNS { return }
if let Some(Def::Trait(_)) = binding.def() {
collected_traits.push(binding);
collected_traits.push((name, binding));
}
});
*traits = Some(collected_traits.into_boxed_slice());
}
for binding in traits.as_ref().unwrap().iter() {
for &(trait_name, binding) in traits.as_ref().unwrap().iter() {
let trait_def_id = binding.def().unwrap().def_id();
if self.trait_item_map.contains_key(&(name, trait_def_id)) {
add_trait_info(&mut found_traits, trait_def_id, name);
let trait_name = self.get_trait_name(trait_def_id);
self.record_use(trait_name, TypeNS, binding);
}
}