Extract Cache and other types from html module

Author: P1n3appl3

src/librustdoc/clean/types.rs

@@ -32,8 +32,9 @@ use crate::clean::inline;
 use crate::clean::types::Type::{QPath, ResolvedPath};
 use crate::core::DocContext;
 use crate::doctree;
-use crate::html::item_type::ItemType;
-use crate::html::render::{cache, ExternalLocation};
+use crate::formats::cache::cache;
+use crate::formats::item_type::ItemType;
+use crate::html::render::cache::ExternalLocation;
 
 use self::FnRetTy::*;
 use self::ItemEnum::*;
@@ -1179,7 +1180,7 @@ impl GetDefId for Type {
     fn def_id(&self) -> Option<DefId> {
         match *self {
             ResolvedPath { did, .. } => Some(did),
-            Primitive(p) => crate::html::render::cache().primitive_locations.get(&p).cloned(),
+            Primitive(p) => cache().primitive_locations.get(&p).cloned(),
             BorrowedRef { type_: box Generic(..), .. } => {
                 Primitive(PrimitiveType::Reference).def_id()
             }

src/librustdoc/config.rs

@@ -254,7 +254,7 @@ pub struct RenderOptions {
 
 /// Temporary storage for data obtained during `RustdocVisitor::clean()`.
 /// Later on moved into `CACHE_KEY`.
-#[derive(Default)]
+#[derive(Default, Clone)]
 pub struct RenderInfo {
     pub inlined: FxHashSet<DefId>,
     pub external_paths: crate::core::ExternalPaths,

src/librustdoc/core.rs

@@ -44,9 +44,9 @@ pub type ExternalPaths = FxHashMap<DefId, (Vec<String>, clean::TypeKind)>;
 pub struct DocContext<'tcx> {
     pub tcx: TyCtxt<'tcx>,
     pub resolver: Rc<RefCell<interface::BoxedResolver>>,
-    /// Later on moved into `html::render::CACHE_KEY`
+    /// Later on moved into `formats::cache::CACHE_KEY`
     pub renderinfo: RefCell<RenderInfo>,
-    /// Later on moved through `clean::Crate` into `html::render::CACHE_KEY`
+    /// Later on moved through `clean::Crate` into `formats::cache::CACHE_KEY`
     pub external_traits: Rc<RefCell<FxHashMap<DefId, clean::Trait>>>,
     /// Used while populating `external_traits` to ensure we don't process the same trait twice at
     /// the same time.