use rustc::hir::def_id::{CrateNum, CRATE_DEF_INDEX, DefId};
use rustc::ty::Visibility;
use rustc::util::nodemap::FxHashSet;
+use syntax::symbol::sym;
use std::cell::RefMut;
// Updates node level and returns the updated level
fn update(&mut self, did: DefId, level: Option<AccessLevel>) -> Option<AccessLevel> {
- let is_hidden = self.cx.tcx.get_attrs(did).lists("doc").has_word("hidden");
+ let is_hidden = self.cx.tcx.get_attrs(did).lists(sym::doc).has_word(sym::hidden);
let old_level = self.access_levels.map.get(&did).cloned();
// Accessibility levels can only grow