7 files changed, 46 insertions, 12 deletions

diff --git a/crates/ra_hir_def/src/attr.rs b/crates/ra_hir_def/src/attr.rs
index 576cd0c65..8b6c0bede 100644
--- a/crates/ra_hir_def/src/attr.rs
+++ b/crates/ra_hir_def/src/attr.rs
@@ -81,7 +81,7 @@ impl Attrs {
         }
     }
 
-    fn from_attrs_owner(db: &dyn DefDatabase, owner: InFile<&dyn AttrsOwner>) -> Attrs {
+    pub fn from_attrs_owner(db: &dyn DefDatabase, owner: InFile<&dyn AttrsOwner>) -> Attrs {
         let hygiene = Hygiene::new(db.upcast(), owner.file_id);
         Attrs::new(owner.value, &hygiene)
     }
diff --git a/crates/ra_hir_def/src/body.rs b/crates/ra_hir_def/src/body.rs
index f5a7305dc..273036cee 100644
--- a/crates/ra_hir_def/src/body.rs
+++ b/crates/ra_hir_def/src/body.rs
@@ -29,7 +29,7 @@ use crate::{
     AsMacroCall, DefWithBodyId, HasModule, Lookup, ModuleId,
 };
 
-/// A subset of Exander that only deals with cfg attributes. We only need it to
+/// A subset of Expander that only deals with cfg attributes. We only need it to
 /// avoid cyclic queries in crate def map during enum processing.
 pub(crate) struct CfgExpander {
     cfg_options: CfgOptions,
diff --git a/crates/ra_hir_def/src/body/lower.rs b/crates/ra_hir_def/src/body/lower.rs
index e08d62dd6..905c0cf5d 100644
--- a/crates/ra_hir_def/src/body/lower.rs
+++ b/crates/ra_hir_def/src/body/lower.rs
@@ -28,7 +28,7 @@ use crate::{
     },
     item_scope::BuiltinShadowMode,
     path::{GenericArgs, Path},
-    type_ref::{Mutability, TypeRef},
+    type_ref::{Mutability, Rawness, TypeRef},
     AdtId, ConstLoc, ContainerId, DefWithBodyId, EnumLoc, FunctionLoc, Intern, ModuleDefId,
     StaticLoc, StructLoc, TraitLoc, TypeAliasLoc, UnionLoc,
 };
@@ -378,8 +378,21 @@ impl ExprCollector<'_> {
             }
             ast::Expr::RefExpr(e) => {
                 let expr = self.collect_expr_opt(e.expr());
-                let mutability = Mutability::from_mutable(e.mut_token().is_some());
-                self.alloc_expr(Expr::Ref { expr, mutability }, syntax_ptr)
+                let raw_tok = e.raw_token().is_some();
+                let mutability = if raw_tok {
+                    if e.mut_token().is_some() {
+                        Mutability::Mut
+                    } else if e.const_token().is_some() {
+                        Mutability::Shared
+                    } else {
+                        unreachable!("parser only remaps to raw_token() if matching mutability token follows")
+                    }
+                } else {
+                    Mutability::from_mutable(e.mut_token().is_some())
+                };
+                let rawness = Rawness::from_raw(raw_tok);
+
+                self.alloc_expr(Expr::Ref { expr, rawness, mutability }, syntax_ptr)
             }
             ast::Expr::PrefixExpr(e) => {
                 let expr = self.collect_expr_opt(e.expr());
diff --git a/crates/ra_hir_def/src/expr.rs b/crates/ra_hir_def/src/expr.rs
index a0cdad529..f25c6f958 100644
--- a/crates/ra_hir_def/src/expr.rs
+++ b/crates/ra_hir_def/src/expr.rs
@@ -19,7 +19,7 @@ use ra_syntax::ast::RangeOp;
 use crate::{
     builtin_type::{BuiltinFloat, BuiltinInt},
     path::{GenericArgs, Path},
-    type_ref::{Mutability, TypeRef},
+    type_ref::{Mutability, Rawness, TypeRef},
 };
 
 pub type ExprId = Idx<Expr>;
@@ -110,6 +110,7 @@ pub enum Expr {
     },
     Ref {
         expr: ExprId,
+        rawness: Rawness,
         mutability: Mutability,
     },
     Box {
diff --git a/crates/ra_hir_def/src/lang_item.rs b/crates/ra_hir_def/src/lang_item.rs
index d96ac8c0a..3516784b8 100644
--- a/crates/ra_hir_def/src/lang_item.rs
+++ b/crates/ra_hir_def/src/lang_item.rs
@@ -73,8 +73,8 @@ pub struct LangItems {
 }
 
 impl LangItems {
-    pub fn target<'a>(&'a self, item: &str) -> Option<&'a LangItemTarget> {
-        self.items.get(item)
+    pub fn target(&self, item: &str) -> Option<LangItemTarget> {
+        self.items.get(item).copied()
     }
 
     /// Salsa query. This will look for lang items in a specific crate.
@@ -163,9 +163,13 @@ impl LangItems {
     ) where
         T: Into<AttrDefId> + Copy,
     {
-        let attrs = db.attrs(item.into());
-        if let Some(lang_item_name) = attrs.by_key("lang").string_value() {
-            self.items.entry(lang_item_name.clone()).or_insert_with(|| constructor(item));
+        if let Some(lang_item_name) = lang_attr(db, item) {
+            self.items.entry(lang_item_name).or_insert_with(|| constructor(item));
         }
     }
 }
+
+pub fn lang_attr(db: &dyn DefDatabase, item: impl Into<AttrDefId> + Copy) -> Option<SmolStr> {
+    let attrs = db.attrs(item.into());
+    attrs.by_key("lang").string_value().cloned()
+}
diff --git a/crates/ra_hir_def/src/nameres/raw.rs b/crates/ra_hir_def/src/nameres/raw.rs
index 4e628b14d..f44baa579 100644
--- a/crates/ra_hir_def/src/nameres/raw.rs
+++ b/crates/ra_hir_def/src/nameres/raw.rs
@@ -175,7 +175,7 @@ pub(super) enum DefKind {
 }
 
 impl DefKind {
-    pub fn ast_id(&self) -> FileAstId<ast::ModuleItem> {
+    pub fn ast_id(self) -> FileAstId<ast::ModuleItem> {
         match self {
             DefKind::Function(it) => it.upcast(),
             DefKind::Struct(it, _) => it.upcast(),
diff --git a/crates/ra_hir_def/src/type_ref.rs b/crates/ra_hir_def/src/type_ref.rs
index 5bdad9efd..86a77b704 100644
--- a/crates/ra_hir_def/src/type_ref.rs
+++ b/crates/ra_hir_def/src/type_ref.rs
@@ -35,6 +35,22 @@ impl Mutability {
     }
 }
 
+#[derive(Copy, Clone, PartialEq, Eq, Hash, Debug)]
+pub enum Rawness {
+    RawPtr,
+    Ref,
+}
+
+impl Rawness {
+    pub fn from_raw(is_raw: bool) -> Rawness {
+        if is_raw {
+            Rawness::RawPtr
+        } else {
+            Rawness::Ref
+        }
+    }
+}
+
 /// Compare ty::Ty
 #[derive(Clone, PartialEq, Eq, Hash, Debug)]
 pub enum TypeRef {