refactor: move access_levels into RenderInfo

Author: QuietMisdreavus

src/librustdoc/clean/blanket_impl.rs

@@ -69,7 +69,7 @@ impl<'a, 'tcx, 'rcx, 'cstore> BlanketImplFinder <'a, 'tcx, 'rcx, 'cstore> {
         let real_name = name.clone().map(|name| Ident::from_str(&name));
         let param_env = self.cx.tcx.param_env(def_id);
         for &trait_def_id in self.cx.all_traits.iter() {
-            if !self.cx.access_levels.borrow().is_doc_reachable(trait_def_id) ||
+            if !self.cx.renderinfo.borrow().access_levels.is_doc_reachable(trait_def_id) ||
                self.cx.generated_synthetics
                       .borrow_mut()
                       .get(&(def_id, trait_def_id))

src/librustdoc/clean/inline.rs

@@ -296,7 +296,7 @@ pub fn build_impl(cx: &DocContext, did: DefId, ret: &mut Vec<clean::Item>) {
     // reachable in rustdoc generated documentation
     if !did.is_local() {
         if let Some(traitref) = associated_trait {
-            if !cx.access_levels.borrow().is_doc_reachable(traitref.def_id) {
+            if !cx.renderinfo.borrow().access_levels.is_doc_reachable(traitref.def_id) {
                 return
             }
         }
@@ -317,7 +317,7 @@ pub fn build_impl(cx: &DocContext, did: DefId, ret: &mut Vec<clean::Item>) {
     // reachable in rustdoc generated documentation
     if !did.is_local() {
         if let Some(did) = for_.def_id() {
-            if !cx.access_levels.borrow().is_doc_reachable(did) {
+            if !cx.renderinfo.borrow().access_levels.is_doc_reachable(did) {
                 return
             }
         }

src/librustdoc/clean/mod.rs

@@ -28,7 +28,6 @@ use syntax::symbol::InternedString;
 use syntax_pos::{self, DUMMY_SP, Pos, FileName};
 
 use rustc::mir::interpret::ConstValue;
-use rustc::middle::privacy::AccessLevels;
 use rustc::middle::resolve_lifetime as rl;
 use rustc::ty::fold::TypeFolder;
 use rustc::middle::lang_items;
@@ -135,7 +134,6 @@ pub struct Crate {
     pub module: Option<Item>,
     pub externs: Vec<(CrateNum, ExternalCrate)>,
     pub primitives: Vec<(DefId, PrimitiveType, Attributes)>,
-    pub access_levels: Arc<AccessLevels<DefId>>,
     // These are later on moved into `CACHEKEY`, leaving the map empty.
     // Only here so that they can be filtered through the rustdoc passes.
     pub external_traits: FxHashMap<DefId, Trait>,
@@ -216,7 +214,6 @@ impl<'a, 'tcx, 'rcx, 'cstore> Clean<Crate> for visit_ast::RustdocVisitor<'a, 'tc
             module: Some(module),
             externs,
             primitives,
-            access_levels: Arc::new(Default::default()),
             external_traits: Default::default(),
             masked_crates,
         }
@@ -2433,7 +2430,7 @@ impl Clean<Type> for hir::Ty {
                 if let Def::TyAlias(def_id) = path.def {
                     // Substitute private type aliases
                     if let Some(node_id) = cx.tcx.hir.as_local_node_id(def_id) {
-                        if !cx.access_levels.borrow().is_exported(def_id) {
+                        if !cx.renderinfo.borrow().access_levels.is_exported(def_id) {
                             alias = Some(&cx.tcx.hir.expect_item(node_id).node);
                         }
                     }

src/librustdoc/core.rs

@@ -41,7 +41,6 @@ use std::cell::RefCell;
 use std::mem;
 use rustc_data_structures::sync::{self, Lrc};
 use std::rc::Rc;
-use std::sync::Arc;
 use std::path::PathBuf;
 
 use visit_ast::RustdocVisitor;
@@ -64,8 +63,6 @@ pub struct DocContext<'a, 'tcx: 'a, 'rcx: 'a, 'cstore: 'rcx> {
     // Note that external items for which `doc(hidden)` applies to are shown as
     // non-reachable while local items aren't. This is because we're reusing
     // the access levels from crateanalysis.
-    /// Later on moved into `clean::Crate`
-    pub access_levels: RefCell<AccessLevels<DefId>>,
     /// Later on moved into `html::render::CACHE_KEY`
     pub renderinfo: RefCell<RenderInfo>,
     /// Later on moved through `clean::Crate` into `html::render::CACHE_KEY`
@@ -506,15 +503,17 @@ pub fn run_core(search_paths: SearchPaths,
                 clean::path_to_def(&tcx, &["core", "marker", "Send"])
             };
 
+            let mut renderinfo = RenderInfo::default();
+            renderinfo.access_levels = access_levels;
+
             let ctxt = DocContext {
                 tcx,
                 resolver: &resolver,
                 crate_name,
                 cstore: cstore.clone(),
-                access_levels: RefCell::new(access_levels),
                 external_traits: Default::default(),
                 active_extern_traits: Default::default(),
-                renderinfo: Default::default(),
+                renderinfo: RefCell::new(renderinfo),
                 ty_substs: Default::default(),
                 lt_substs: Default::default(),
                 impl_trait_bounds: Default::default(),
@@ -597,7 +596,6 @@ pub fn run_core(search_paths: SearchPaths,
 
             ctxt.sess().abort_if_errors();
 
-            krate.access_levels = Arc::new(ctxt.access_levels.into_inner());
             krate.external_traits = ctxt.external_traits.into_inner();
 
             (krate, ctxt.renderinfo.into_inner(), passes)

src/librustdoc/html/render.rs

@@ -313,7 +313,7 @@ pub struct Cache {
     // Note that external items for which `doc(hidden)` applies to are shown as
     // non-reachable while local items aren't. This is because we're reusing
     // the access levels from crateanalysis.
-    pub access_levels: Arc<AccessLevels<DefId>>,
+    pub access_levels: AccessLevels<DefId>,
 
     /// The version of the crate being documented, if given from the `--crate-version` flag.
     pub crate_version: Option<String>,
@@ -359,6 +359,7 @@ pub struct RenderInfo {
     pub external_paths: ::core::ExternalPaths,
     pub external_typarams: FxHashMap<DefId, String>,
     pub exact_paths: FxHashMap<DefId, Vec<String>>,
+    pub access_levels: AccessLevels<DefId>,
     pub deref_trait_did: Option<DefId>,
     pub deref_mut_trait_did: Option<DefId>,
     pub owned_box_did: Option<DefId>,
@@ -578,6 +579,7 @@ pub fn run(mut krate: clean::Crate,
         external_paths,
         external_typarams,
         exact_paths,
+        access_levels,
         deref_trait_did,
         deref_mut_trait_did,
         owned_box_did,
@@ -600,7 +602,7 @@ pub fn run(mut krate: clean::Crate,
         extern_locations: FxHashMap(),
         primitive_locations: FxHashMap(),
         stripped_mod: false,
-        access_levels: krate.access_levels.clone(),
+        access_levels,
         crate_version: krate.version.take(),
         orphan_impl_items: Vec::new(),
         orphan_trait_impls: Vec::new(),

src/librustdoc/passes/strip_private.rs

@@ -25,7 +25,7 @@ pub const STRIP_PRIVATE: Pass =
 pub fn strip_private(mut krate: clean::Crate, cx: &DocContext) -> clean::Crate {
     // This stripper collects all *retained* nodes.
     let mut retained = DefIdSet();
-    let access_levels = cx.access_levels.borrow().clone();
+    let access_levels = cx.renderinfo.borrow().access_levels.clone();
 
     // strip all private items
     {

src/librustdoc/visit_ast.rs

@@ -269,7 +269,10 @@ impl<'a, 'tcx, 'rcx, 'cstore> RustdocVisitor<'a, 'tcx, 'rcx, 'cstore> {
                 Def::Enum(did) |
                 Def::ForeignTy(did) |
                 Def::TyAlias(did) if !self_is_hidden => {
-                    self.cx.access_levels.borrow_mut().map.insert(did, AccessLevel::Public);
+                    self.cx.renderinfo
+                        .borrow_mut()
+                        .access_levels.map
+                        .insert(did, AccessLevel::Public);
                 },
                 Def::Mod(did) => if !self_is_hidden {
                     ::visit_lib::LibEmbargoVisitor::new(self.cx).visit_mod(did);
@@ -284,7 +287,7 @@ impl<'a, 'tcx, 'rcx, 'cstore> RustdocVisitor<'a, 'tcx, 'rcx, 'cstore> {
             Some(n) => n, None => return false
         };
 
-        let is_private = !self.cx.access_levels.borrow().is_public(def_did);
+        let is_private = !self.cx.renderinfo.borrow().access_levels.is_public(def_did);
         let is_hidden = inherits_doc_hidden(self.cx, def_node_id);
 
         // Only inline if requested or if the item would otherwise be stripped

src/librustdoc/visit_lib.rs

@@ -38,7 +38,7 @@ impl<'a, 'tcx, 'rcx, 'cstore> LibEmbargoVisitor<'a, 'tcx, 'rcx, 'cstore> {
     ) -> LibEmbargoVisitor<'a, 'tcx, 'rcx, 'cstore> {
         LibEmbargoVisitor {
             cx,
-            access_levels: cx.access_levels.borrow_mut(),
+            access_levels: RefMut::map(cx.renderinfo.borrow_mut(), |ri| &mut ri.access_levels),
             prev_level: Some(AccessLevel::Public),
             visited_mods: FxHashSet()
         }