rustc: rename some of the queries to match tcx methods.

Author: eddyb

src/librustc/cfg/construct.rs

@@ -52,7 +52,7 @@ pub fn construct<'a, 'tcx>(tcx: TyCtxt<'a, 'tcx, 'tcx>,
 
     // Find the tables for this body.
     let owner_def_id = tcx.hir.local_def_id(tcx.hir.body_owner(body.id()));
-    let tables = tcx.item_tables(owner_def_id);
+    let tables = tcx.typeck_tables_of(owner_def_id);
 
     let mut cfg_builder = CFGBuilder {
         tcx: tcx,

src/librustc/infer/mod.rs

@@ -450,7 +450,7 @@ impl<'a, 'tcx> InferEnv<'a, 'tcx> for hir::BodyId {
                     Option<ty::TypeckTables<'tcx>>,
                     Option<ty::ParameterEnvironment<'tcx>>) {
         let item_id = tcx.hir.body_owner(self);
-        (Some(tcx.item_tables(tcx.hir.local_def_id(item_id))),
+        (Some(tcx.typeck_tables_of(tcx.hir.local_def_id(item_id))),
          None,
          Some(ty::ParameterEnvironment::for_item(tcx, item_id)))
     }
@@ -1237,7 +1237,7 @@ impl<'a, 'gcx, 'tcx> InferCtxt<'a, 'gcx, 'tcx> {
                             substs: &[Kind<'tcx>])
                             -> Ty<'tcx> {
         let default = if def.has_default {
-            let default = self.tcx.item_type(def.def_id);
+            let default = self.tcx.type_of(def.def_id);
             Some(type_variable::Default {
                 ty: default.subst_spanned(self.tcx, substs, Some(span)),
                 origin_span: span,

src/librustc/middle/dead.rs

@@ -160,7 +160,7 @@ impl<'a, 'tcx> MarkSymbolVisitor<'a, 'tcx> {
                 match item.node {
                     hir::ItemStruct(..) | hir::ItemUnion(..) => {
                         let def_id = self.tcx.hir.local_def_id(item.id);
-                        let def = self.tcx.lookup_adt_def(def_id);
+                        let def = self.tcx.adt_def(def_id);
                         self.struct_has_extern_repr = def.repr.c();
 
                         intravisit::walk_item(self, &item);
@@ -433,7 +433,7 @@ impl<'a, 'tcx> DeadVisitor<'a, 'tcx> {
     }
 
     fn should_warn_about_field(&mut self, field: &hir::StructField) -> bool {
-        let field_type = self.tcx.item_type(self.tcx.hir.local_def_id(field.id));
+        let field_type = self.tcx.type_of(self.tcx.hir.local_def_id(field.id));
         let is_marker_field = match field_type.ty_to_def_id() {
             Some(def_id) => self.tcx.lang_items.items().iter().any(|item| *item == Some(def_id)),
             _ => false

src/librustc/middle/expr_use_visitor.rs

@@ -998,7 +998,7 @@ impl<'a, 'gcx, 'tcx> ExprUseVisitor<'a, 'gcx, 'tcx> {
                 Def::Variant(variant_did) |
                 Def::VariantCtor(variant_did, ..) => {
                     let enum_did = tcx.parent_def_id(variant_did).unwrap();
-                    let downcast_cmt = if tcx.lookup_adt_def(enum_did).is_univariant() {
+                    let downcast_cmt = if tcx.adt_def(enum_did).is_univariant() {
                         cmt_pat
                     } else {
                         let cmt_pat_ty = cmt_pat.ty;

src/librustc/middle/intrinsicck.rs

@@ -66,7 +66,7 @@ fn unpack_option_like<'a, 'tcx>(tcx: TyCtxt<'a, 'tcx, 'tcx>,
 
 impl<'a, 'gcx, 'tcx> ExprVisitor<'a, 'gcx, 'tcx> {
     fn def_id_is_transmute(&self, def_id: DefId) -> bool {
-        let intrinsic = match self.infcx.tcx.item_type(def_id).sty {
+        let intrinsic = match self.infcx.tcx.type_of(def_id).sty {
             ty::TyFnDef(.., bfty) => bfty.abi() == RustIntrinsic,
             _ => return false
         };

src/librustc/middle/liveness.rs

@@ -1426,7 +1426,7 @@ impl<'a, 'tcx> Liveness<'a, 'tcx> {
                  entry_ln: LiveNode,
                  body: &hir::Body)
     {
-        let fn_ty = self.ir.tcx.item_type(self.ir.tcx.hir.local_def_id(id));
+        let fn_ty = self.ir.tcx.type_of(self.ir.tcx.hir.local_def_id(id));
         let fn_sig = match fn_ty.sty {
             ty::TyClosure(closure_def_id, substs) => {
                 self.ir.tcx.closure_type(closure_def_id)

src/librustc/middle/mem_categorization.rs

@@ -1159,7 +1159,7 @@ impl<'a, 'gcx, 'tcx> MemCategorizationContext<'a, 'gcx, 'tcx> {
                     Def::VariantCtor(variant_did, ..) => {
                         // univariant enums do not need downcasts
                         let enum_did = self.tcx().parent_def_id(variant_did).unwrap();
-                        if !self.tcx().lookup_adt_def(enum_did).is_univariant() {
+                        if !self.tcx().adt_def(enum_did).is_univariant() {
                             self.cat_downcast(pat, cmt.clone(), cmt.ty, variant_did)
                         } else {
                             cmt
@@ -1177,7 +1177,7 @@ impl<'a, 'gcx, 'tcx> MemCategorizationContext<'a, 'gcx, 'tcx> {
             let expected_len = match def {
                 Def::VariantCtor(def_id, CtorKind::Fn) => {
                     let enum_def = self.tcx().parent_def_id(def_id).unwrap();
-                    self.tcx().lookup_adt_def(enum_def).variant_with_id(def_id).fields.len()
+                    self.tcx().adt_def(enum_def).variant_with_id(def_id).fields.len()
                 }
                 Def::StructCtor(_, CtorKind::Fn) => {
                     match self.pat_ty(&pat)?.sty {

src/librustc/mir/mod.rs

@@ -1015,7 +1015,7 @@ impl<'tcx> Operand<'tcx> {
     ) -> Self {
         Operand::Constant(Constant {
             span: span,
-            ty: tcx.item_type(def_id).subst(tcx, substs),
+            ty: tcx.type_of(def_id).subst(tcx, substs),
             literal: Literal::Value { value: ConstVal::Function(def_id, substs) },
         })
     }

src/librustc/mir/tcx.rs

@@ -194,7 +194,7 @@ impl<'tcx> Rvalue<'tcx> {
                         )
                     }
                     AggregateKind::Adt(def, _, substs, _) => {
-                        tcx.item_type(def.did).subst(tcx, substs)
+                        tcx.type_of(def.did).subst(tcx, substs)
                     }
                     AggregateKind::Closure(did, substs) => {
                         tcx.mk_closure_from_closure_substs(did, substs)

src/librustc/traits/error_reporting.rs

@@ -258,7 +258,7 @@ impl<'a, 'gcx, 'tcx> InferCtxt<'a, 'gcx, 'tcx> {
         let mut self_match_impls = vec![];
         let mut fuzzy_match_impls = vec![];
 
-        self.tcx.lookup_trait_def(trait_ref.def_id)
+        self.tcx.trait_def(trait_ref.def_id)
             .for_each_relevant_impl(self.tcx, trait_self_ty, |def_id| {
                 let impl_substs = self.fresh_substs_for_item(obligation.cause.span, def_id);
                 let impl_trait_ref = tcx
@@ -314,7 +314,7 @@ impl<'a, 'gcx, 'tcx> InferCtxt<'a, 'gcx, 'tcx> {
             let trait_str = self.tcx.item_path_str(trait_ref.def_id);
             if let Some(istring) = item.value_str() {
                 let istring = &*istring.as_str();
-                let generics = self.tcx.item_generics(trait_ref.def_id);
+                let generics = self.tcx.generics_of(trait_ref.def_id);
                 let generic_map = generics.types.iter().map(|param| {
                     (param.name.as_str().to_string(),
                         trait_ref.substs.type_for_def(param).to_string())
@@ -372,7 +372,7 @@ impl<'a, 'gcx, 'tcx> InferCtxt<'a, 'gcx, 'tcx> {
                                               trait_ref.skip_binder().self_ty(),
                                               true);
         let mut impl_candidates = Vec::new();
-        let trait_def = self.tcx.lookup_trait_def(trait_ref.def_id());
+        let trait_def = self.tcx.trait_def(trait_ref.def_id());
 
         match simp {
             Some(simp) => trait_def.for_each_impl(self.tcx, |def_id| {