pub fn get_struct_fields(cstore: &cstore::CStore,
def: ast::DefId)
- -> Vec<ty::field_ty> {
+ -> Vec<ty::FieldTy> {
let cdata = cstore.get_crate_data(def.krate);
decoder::get_struct_fields(cstore.intr.clone(), &*cdata, def.node)
}
}
pub fn get_struct_fields(intr: Rc<IdentInterner>, cdata: Cmd, id: ast::NodeId)
- -> Vec<ty::field_ty> {
+ -> Vec<ty::FieldTy> {
let data = cdata.data();
let item = lookup_item(id, data);
reader::tagged_docs(item, tag_item_field).filter_map(|an_item| {
let did = item_def_id(an_item, cdata);
let tagdoc = reader::get_doc(an_item, tag_item_field_origin);
let origin_id = translated_def_id(cdata, tagdoc);
- Some(ty::field_ty {
+ Some(ty::FieldTy {
name: name,
id: did,
vis: struct_field_family_to_visibility(f),
let tagdoc = reader::get_doc(an_item, tag_item_field_origin);
let f = item_family(an_item);
let origin_id = translated_def_id(cdata, tagdoc);
- ty::field_ty {
+ ty::FieldTy {
name: special_idents::unnamed_field.name,
id: did,
vis: struct_field_family_to_visibility(f),
}
fn encode_struct_fields(rbml_w: &mut Encoder,
- fields: &[ty::field_ty],
+ fields: &[ty::FieldTy],
origin: DefId) {
for f in fields {
if f.name == special_idents::unnamed_field.name {
/* Returns an index of items in this class */
fn encode_info_for_struct(ecx: &EncodeContext,
rbml_w: &mut Encoder,
- fields: &[ty::field_ty],
+ fields: &[ty::FieldTy],
global_index: &mut Vec<entry<i64>>)
-> Vec<entry<i64>> {
/* Each class has its own index, since different classes
assert_eq!(next(st), ':');
let len = parse_hex(st);
assert_eq!(next(st), '#');
- let key = ty::creader_cache_key {cnum: st.krate,
+ let key = ty::CReaderCacheKey {cnum: st.krate,
pos: pos,
len: len };
}
}
-fn parse_mt_<'a, 'tcx, F>(st: &mut PState<'a, 'tcx>, conv: &mut F) -> ty::mt<'tcx> where
+fn parse_mt_<'a, 'tcx, F>(st: &mut PState<'a, 'tcx>, conv: &mut F) -> ty::TypeWithMutability<'tcx> where
F: FnMut(DefIdSource, ast::DefId) -> ast::DefId,
{
let m = parse_mutability(st);
- ty::mt { ty: parse_ty_(st, conv), mutbl: m }
+ ty::TypeWithMutability { ty: parse_ty_(st, conv), mutbl: m }
}
fn parse_def_<F>(st: &mut PState, source: DefIdSource, conv: &mut F) -> ast::DefId where
}
fn enc_mt<'a, 'tcx>(w: &mut Encoder, cx: &ctxt<'a, 'tcx>,
- mt: ty::mt<'tcx>) {
+ mt: ty::TypeWithMutability<'tcx>) {
enc_mutability(w, mt.mutbl);
enc_ty(w, cx, mt.ty);
}
/// Function Pointers
FnPtr,
/// Raw pointers
- Ptr(&'tcx ty::mt<'tcx>),
+ Ptr(&'tcx ty::TypeWithMutability<'tcx>),
/// References
- RPtr(&'tcx ty::mt<'tcx>),
+ RPtr(&'tcx ty::TypeWithMutability<'tcx>),
}
/// Cast Kind. See RFC 401 (or librustc_typeck/check/cast.rs)
}
}
- ty::TyRef(_, ty::mt { ty, mutbl }) => {
+ ty::TyRef(_, ty::TypeWithMutability { ty, mutbl }) => {
match ty.sty {
ty::TyArray(_, n) => match ctor {
&Single => {
ty::TyBool =>
[true, false].iter().map(|b| ConstantValue(ConstVal::Bool(*b))).collect(),
- ty::TyRef(_, ty::mt { ty, .. }) => match ty.sty {
+ ty::TyRef(_, ty::TypeWithMutability { ty, .. }) => match ty.sty {
ty::TySlice(_) =>
range_inclusive(0, max_slice_length).map(|length| Slice(length)).collect(),
_ => vec!(Single)
match ty.sty {
ty::TyTuple(ref fs) => fs.len(),
ty::TyBox(_) => 1,
- ty::TyRef(_, ty::mt { ty, .. }) => match ty.sty {
+ ty::TyRef(_, ty::TypeWithMutability { ty, .. }) => match ty.sty {
ty::TySlice(_) => match *ctor {
Slice(length) => length,
ConstantValue(_) => 0,
// are properly handled.
self.walk_expr(with_expr);
- fn contains_field_named(field: &ty::field,
+ fn contains_field_named(field: &ty::Field,
fields: &Vec<ast::Field>)
-> bool
{
ty::TyArray(t, _) |
ty::TySlice(t) |
- ty::TyRawPtr(ty::mt { ty: t, .. }) |
+ ty::TyRawPtr(ty::TypeWithMutability { ty: t, .. }) |
ty::TyBox(t) => {
self.accumulate_from_ty(t)
}
// All other cases of inference are errors
(&ty::TyInfer(_), _) |
(_, &ty::TyInfer(_)) => {
- Err(ty::terr_sorts(ty_relate::expected_found(relation, &a, &b)))
+ Err(ty::Sorts(ty_relate::expected_found(relation, &a, &b)))
}
};
let u = ty.fold_with(&mut generalize);
if generalize.cycle_detected {
- Err(ty::terr_cyclic_ty)
+ Err(ty::CyclicTy)
} else {
Ok(u)
}
pub trait RelateResultCompare<'tcx, T> {
fn compare<F>(&self, t: T, f: F) -> RelateResult<'tcx, T> where
- F: FnOnce() -> ty::type_err<'tcx>;
+ F: FnOnce() -> ty::TypeError<'tcx>;
}
impl<'tcx, T:Clone + PartialEq> RelateResultCompare<'tcx, T> for RelateResult<'tcx, T> {
fn compare<F>(&self, t: T, f: F) -> RelateResult<'tcx, T> where
- F: FnOnce() -> ty::type_err<'tcx>,
+ F: FnOnce() -> ty::TypeError<'tcx>,
{
self.clone().and_then(|s| {
if s == t {
}
fn int_unification_error<'tcx>(a_is_expected: bool, v: (ty::IntVarValue, ty::IntVarValue))
- -> ty::type_err<'tcx>
+ -> ty::TypeError<'tcx>
{
let (a, b) = v;
- ty::terr_int_mismatch(ty_relate::expected_found_bool(a_is_expected, &a, &b))
+ ty::IntMismatch(ty_relate::expected_found_bool(a_is_expected, &a, &b))
}
fn float_unification_error<'tcx>(a_is_expected: bool,
v: (ast::FloatTy, ast::FloatTy))
- -> ty::type_err<'tcx>
+ -> ty::TypeError<'tcx>
{
let (a, b) = v;
- ty::terr_float_mismatch(ty_relate::expected_found_bool(a_is_expected, &a, &b))
+ ty::FloatMismatch(ty_relate::expected_found_bool(a_is_expected, &a, &b))
}
fn process_errors(&self, errors: &Vec<RegionResolutionError<'tcx>>)
-> Vec<RegionResolutionError<'tcx>>;
- fn report_type_error(&self, trace: TypeTrace<'tcx>, terr: &ty::type_err<'tcx>);
+ fn report_type_error(&self, trace: TypeTrace<'tcx>, terr: &ty::TypeError<'tcx>);
fn report_and_explain_type_error(&self,
trace: TypeTrace<'tcx>,
- terr: &ty::type_err<'tcx>);
+ terr: &ty::TypeError<'tcx>);
fn values_str(&self, values: &ValuePairs<'tcx>) -> Option<String>;
fn expected_found_str<T: fmt::Display + Resolvable<'tcx> + HasTypeFlags>(
&self,
- exp_found: &ty::expected_found<T>)
+ exp_found: &ty::ExpectedFound<T>)
-> Option<String>;
fn report_concrete_failure(&self,
fn report_processed_errors(&self,
var_origin: &[RegionVariableOrigin],
- trace_origin: &[(TypeTrace<'tcx>, ty::type_err<'tcx>)],
+ trace_origin: &[(TypeTrace<'tcx>, ty::TypeError<'tcx>)],
same_regions: &[SameRegions]);
fn give_suggestion(&self, same_regions: &[SameRegions]);
match free_regions_from_same_fn(self.tcx, sub, sup) {
Some(ref same_frs) if trace.is_some() => {
let trace = trace.unwrap();
- let terr = ty::terr_regions_does_not_outlive(sup,
+ let terr = ty::RegionsDoesNotOutlive(sup,
sub);
trace_origins.push((trace, terr));
append_to_same_regions(&mut same_regions, same_frs);
}
}
- fn report_type_error(&self, trace: TypeTrace<'tcx>, terr: &ty::type_err<'tcx>) {
+ fn report_type_error(&self, trace: TypeTrace<'tcx>, terr: &ty::TypeError<'tcx>) {
let expected_found_str = match self.values_str(&trace.values) {
Some(v) => v,
None => {
fn report_and_explain_type_error(&self,
trace: TypeTrace<'tcx>,
- terr: &ty::type_err<'tcx>) {
+ terr: &ty::TypeError<'tcx>) {
let span = trace.origin.span();
self.report_type_error(trace, terr);
self.tcx.note_and_explain_type_err(terr, span);
fn expected_found_str<T: fmt::Display + Resolvable<'tcx> + HasTypeFlags>(
&self,
- exp_found: &ty::expected_found<T>)
+ exp_found: &ty::ExpectedFound<T>)
-> Option<String>
{
let expected = exp_found.expected.resolve(self);
match origin {
infer::Subtype(trace) |
infer::DefaultExistentialBound(trace) => {
- let terr = ty::terr_regions_does_not_outlive(sup, sub);
+ let terr = ty::RegionsDoesNotOutlive(sup, sub);
self.report_and_explain_type_error(trace, &terr);
}
infer::Reborrow(span) => {
fn report_processed_errors(&self,
var_origins: &[RegionVariableOrigin],
- trace_origins: &[(TypeTrace<'tcx>, ty::type_err<'tcx>)],
+ trace_origins: &[(TypeTrace<'tcx>, ty::TypeError<'tcx>)],
same_regions: &[SameRegions]) {
for vo in var_origins {
self.report_inference_failure(vo.clone());
Err((skol_br, tainted_region)) => {
if self.a_is_expected {
debug!("Not as polymorphic!");
- return Err(ty::terr_regions_insufficiently_polymorphic(skol_br,
+ return Err(ty::RegionsInsufficientlyPolymorphic(skol_br,
tainted_region));
} else {
debug!("Overly polymorphic!");
- return Err(ty::terr_regions_overly_polymorphic(skol_br,
+ return Err(ty::RegionsOverlyPolymorphic(skol_br,
tainted_region));
}
}
/// See `error_reporting.rs` for more details
#[derive(Clone, Debug)]
pub enum ValuePairs<'tcx> {
- Types(ty::expected_found<Ty<'tcx>>),
- TraitRefs(ty::expected_found<ty::TraitRef<'tcx>>),
- PolyTraitRefs(ty::expected_found<ty::PolyTraitRef<'tcx>>),
+ Types(ty::ExpectedFound<Ty<'tcx>>),
+ TraitRefs(ty::ExpectedFound<ty::TraitRef<'tcx>>),
+ PolyTraitRefs(ty::ExpectedFound<ty::PolyTraitRef<'tcx>>),
}
/// The trace designates the path through inference that we took to
fn expected_found<T>(a_is_expected: bool,
a: T,
b: T)
- -> ty::expected_found<T>
+ -> ty::ExpectedFound<T>
{
if a_is_expected {
- ty::expected_found {expected: a, found: b}
+ ty::ExpectedFound {expected: a, found: b}
} else {
- ty::expected_found {expected: b, found: a}
+ ty::ExpectedFound {expected: b, found: a}
}
}
match higher_ranked::leak_check(self, skol_map, snapshot) {
Ok(()) => Ok(()),
- Err((br, r)) => Err(ty::terr_regions_insufficiently_polymorphic(br, r))
+ Err((br, r)) => Err(ty::RegionsInsufficientlyPolymorphic(br, r))
}
}
sp: Span,
mk_msg: M,
actual_ty: String,
- err: Option<&ty::type_err<'tcx>>) where
+ err: Option<&ty::TypeError<'tcx>>) where
M: FnOnce(Option<String>, String) -> String,
{
self.type_error_message_str_with_expected(sp, mk_msg, None, actual_ty, err)
mk_msg: M,
expected_ty: Option<Ty<'tcx>>,
actual_ty: String,
- err: Option<&ty::type_err<'tcx>>) where
+ err: Option<&ty::TypeError<'tcx>>) where
M: FnOnce(Option<String>, String) -> String,
{
debug!("hi! expected_ty = {:?}, actual_ty = {}", expected_ty, actual_ty);
sp: Span,
mk_msg: M,
actual_ty: Ty<'tcx>,
- err: Option<&ty::type_err<'tcx>>) where
+ err: Option<&ty::TypeError<'tcx>>) where
M: FnOnce(String) -> String,
{
let actual_ty = self.resolve_type_vars_if_possible(&actual_ty);
span: Span,
expected: Ty<'tcx>,
actual: Ty<'tcx>,
- err: &ty::type_err<'tcx>) {
+ err: &ty::TypeError<'tcx>) {
let trace = TypeTrace {
origin: Misc(span),
- values: Types(ty::expected_found {
+ values: Types(ty::ExpectedFound {
expected: expected,
found: actual
})
pub fn dummy(tcx: &ty::ctxt<'tcx>) -> TypeTrace<'tcx> {
TypeTrace {
origin: Misc(codemap::DUMMY_SP),
- values: Types(ty::expected_found {
+ values: Types(ty::ExpectedFound {
expected: tcx.types.err,
found: tcx.types.err,
})
/// should put a lifetime. In those cases we process and put those errors
/// into `ProcessedErrors` before we do any reporting.
ProcessedErrors(Vec<RegionVariableOrigin>,
- Vec<(TypeTrace<'tcx>, ty::type_err<'tcx>)>,
+ Vec<(TypeTrace<'tcx>, ty::TypeError<'tcx>)>,
Vec<SameRegions>),
}
if self.tcx.region_maps.nearest_common_ancestor(fr_scope, s_id) == fr_scope {
Ok(s)
} else {
- Err(ty::terr_regions_no_overlap(b, a))
+ Err(ty::RegionsNoOverlap(b, a))
}
}
if a == b {
Ok(a)
} else {
- Err(ty::terr_regions_no_overlap(b, a))
+ Err(ty::RegionsNoOverlap(b, a))
}
}
}
} else if r_id == scope_b {
Ok(ReScope(scope_a))
} else {
- Err(ty::terr_regions_no_overlap(region_a, region_b))
+ Err(ty::RegionsNoOverlap(region_a, region_b))
}
}
}
fn element_kind(t: Ty) -> ElementKind {
match t.sty {
- ty::TyRef(_, ty::mt{ty, ..}) |
+ ty::TyRef(_, ty::TypeWithMutability{ty, ..}) |
ty::TyBox(ty) => match ty.sty {
ty::TySlice(_) => VecElement,
_ => OtherElement
Unimplemented,
OutputTypeParameterMismatch(ty::PolyTraitRef<'tcx>,
ty::PolyTraitRef<'tcx>,
- ty::type_err<'tcx>),
+ ty::TypeError<'tcx>),
TraitNotObjectSafe(ast::DefId),
}
#[derive(Clone)]
pub struct MismatchedProjectionTypes<'tcx> {
- pub err: ty::type_err<'tcx>
+ pub err: ty::TypeError<'tcx>
}
#[derive(PartialEq, Eq, Debug)]
}
}
- ty::TyRef(_, ty::mt { ty: _, mutbl }) => {
+ ty::TyRef(_, ty::TypeWithMutability { ty: _, mutbl }) => {
// &mut T or &T
match bound {
ty::BoundCopy => {
Some(vec![referent_ty])
}
- ty::TyRawPtr(ty::mt { ty: element_ty, ..}) |
- ty::TyRef(_, ty::mt { ty: element_ty, ..}) => {
+ ty::TyRawPtr(ty::TypeWithMutability { ty: element_ty, ..}) |
+ ty::TyRef(_, ty::TypeWithMutability { ty: element_ty, ..}) => {
Some(vec![element_ty])
},
// option. This file may not be copied, modified, or distributed
// except according to those terms.
+// FIXME: (@jroesch) @eddyb should remove this when he renames ctxt
#![allow(non_camel_case_types)]
-pub use self::terr_vstore_kind::*;
-pub use self::type_err::*;
+pub use self::TypeError::*;
pub use self::InferTy::*;
pub use self::InferRegion::*;
pub use self::ImplOrTraitItemId::*;
}
#[derive(Copy, Clone, PartialEq, Eq, Hash)]
-pub struct field<'tcx> {
+pub struct Field<'tcx> {
pub name: ast::Name,
- pub mt: mt<'tcx>
+ pub mt: TypeWithMutability<'tcx>
}
}
#[derive(Clone, Copy, PartialEq, Eq, Hash, Debug)]
-pub struct mt<'tcx> {
+pub struct TypeWithMutability<'tcx> {
pub ty: Ty<'tcx>,
pub mutbl: ast::Mutability,
}
#[derive(Clone, Copy, Debug)]
-pub struct field_ty {
+pub struct FieldTy {
pub name: Name,
pub id: DefId,
pub vis: ast::Visibility,
// Contains information needed to resolve types and (in the future) look up
// the types of AST nodes.
#[derive(Copy, Clone, PartialEq, Eq, Hash)]
-pub struct creader_cache_key {
+pub struct CReaderCacheKey {
pub cnum: CrateNum,
pub pos: usize,
pub len: usize
pub map: ast_map::Map<'tcx>,
pub freevars: RefCell<FreevarMap>,
pub tcache: RefCell<DefIdMap<TypeScheme<'tcx>>>,
- pub rcache: RefCell<FnvHashMap<creader_cache_key, Ty<'tcx>>>,
+ pub rcache: RefCell<FnvHashMap<CReaderCacheKey, Ty<'tcx>>>,
pub tc_cache: RefCell<FnvHashMap<Ty<'tcx>, TypeContents>>,
pub ast_ty_to_ty_cache: RefCell<NodeMap<Ty<'tcx>>>,
pub enum_var_cache: RefCell<DefIdMap<Rc<Vec<Rc<VariantInfo<'tcx>>>>>>,
pub lang_items: middle::lang_items::LanguageItems,
/// A mapping of fake provided method def_ids to the default implementation
pub provided_method_sources: RefCell<DefIdMap<ast::DefId>>,
- pub struct_fields: RefCell<DefIdMap<Rc<Vec<field_ty>>>>,
+ pub struct_fields: RefCell<DefIdMap<Rc<Vec<FieldTy>>>>,
/// Maps from def-id of a type or region parameter to its
/// (inferred) variance.
TySlice(Ty<'tcx>),
/// A raw pointer. Written as `*mut T` or `*const T`
- TyRawPtr(mt<'tcx>),
+ TyRawPtr(TypeWithMutability<'tcx>),
/// A reference; a pointer with an associated lifetime. Written as
/// `&a mut T` or `&'a T`.
- TyRef(&'tcx Region, mt<'tcx>),
+ TyRef(&'tcx Region, TypeWithMutability<'tcx>),
/// If the def-id is Some(_), then this is the type of a specific
/// fn item. Otherwise, if None(_), it a fn pointer type.
}
#[derive(Clone, Copy, Debug)]
-pub enum terr_vstore_kind {
- terr_vec,
- terr_str,
- terr_fn,
- terr_trait
-}
-
-#[derive(Clone, Copy, Debug)]
-pub struct expected_found<T> {
+pub struct ExpectedFound<T> {
pub expected: T,
pub found: T
}
// Data structures used in type unification
#[derive(Clone, Copy, Debug)]
-pub enum type_err<'tcx> {
- terr_mismatch,
-
terr_unsafety_mismatch(expected_found<ast::Unsafety>),
-
terr_abi_mismatch(expected_found<abi::Abi>),
- terr_mutability,
- terr_box_mutability,
- terr_ptr_mutability,
- terr_ref_mutability,
- terr_vec_mutability,
- terr_tuple_size(expected_found<usize>),
- terr_fixed_array_size(expected_found<usize>),
- terr_ty_param_size(expected_found<usize>),
- terr_arg_count,
- terr_regions_does_not_outlive(Region, Region),
- terr_regions_not_same(Region, Region),
- terr_regions_no_overlap(Region, Region),
- terr_regions_insufficiently_polymorphic(BoundRegion, Region),
- terr_regions_overly_polymorphic(BoundRegion, Region),
- terr_sorts(expected_found<Ty<'tcx>>),
- terr_integer_as_char,
- terr_int_mismatch(expected_found<IntVarValue>),
-
terr_float_mismatch(expected_found<ast::FloatTy>),
-
terr_traits(expected_found<ast::DefId>),
- terr_builtin_bounds(expected_found<BuiltinBounds>),
- terr_variadic_mismatch(expected_found<bool>),
- terr_cyclic_ty,
- terr_convergence_mismatch(expected_found<bool>),
-
terr_projection_name_mismatched(expected_found<ast::Name>),
- terr_projection_bounds_length(expected_found<usize>),
+pub enum TypeError<'tcx> {
+ Mismatch,
+
UnsafetyMismatch(ExpectedFound<ast::Unsafety>),
+
AbiMismatch(ExpectedFound<abi::Abi>),
+ Mutability,
+ BoxMutability,
+ PtrMutability,
+ RefMutability,
+ VecMutability,
+ TupleSize(ExpectedFound<usize>),
+ FixedArraySize(ExpectedFound<usize>),
+ TyParamSize(ExpectedFound<usize>),
+ ArgCount,
+ RegionsDoesNotOutlive(Region, Region),
+ RegionsNotSame(Region, Region),
+ RegionsNoOverlap(Region, Region),
+ RegionsInsufficientlyPolymorphic(BoundRegion, Region),
+ RegionsOverlyPolymorphic(BoundRegion, Region),
+ Sorts(ExpectedFound<Ty<'tcx>>),
+ IntegerAsChar,
+ IntMismatch(ExpectedFound<IntVarValue>),
+
FloatMismatch(ExpectedFound<ast::FloatTy>),
+
Traits(ExpectedFound<ast::DefId>),
+ BuiltinBoundsMismatch(ExpectedFound<BuiltinBounds>),
+ VariadicMismatch(ExpectedFound<bool>),
+ CyclicTy,
+ ConvergenceMismatch(ExpectedFound<bool>),
+
ProjectionNameMismatched(ExpectedFound<ast::Name>),
+ ProjectionBoundsLength(ExpectedFound<usize>),
}
/// Bounds suitable for an existentially quantified type parameter
self.mk_ty(TyBox(ty))
}
- pub fn mk_ptr(&self, tm: mt<'tcx>) -> Ty<'tcx> {
+ pub fn mk_ptr(&self, tm: TypeWithMutability<'tcx>) -> Ty<'tcx> {
self.mk_ty(TyRawPtr(tm))
}
- pub fn mk_ref(&self, r: &'tcx Region, tm: mt<'tcx>) -> Ty<'tcx> {
+ pub fn mk_ref(&self, r: &'tcx Region, tm: TypeWithMutability<'tcx>) -> Ty<'tcx> {
self.mk_ty(TyRef(r, tm))
}
pub fn mk_mut_ref(&self, r: &'tcx Region, ty: Ty<'tcx>) -> Ty<'tcx> {
- self.mk_ref(r, mt {ty: ty, mutbl: ast::MutMutable})
+ self.mk_ref(r, TypeWithMutability {ty: ty, mutbl: ast::MutMutable})
}
pub fn mk_imm_ref(&self, r: &'tcx Region, ty: Ty<'tcx>) -> Ty<'tcx> {
- self.mk_ref(r, mt {ty: ty, mutbl: ast::MutImmutable})
+ self.mk_ref(r, TypeWithMutability {ty: ty, mutbl: ast::MutImmutable})
}
pub fn mk_mut_ptr(&self, ty: Ty<'tcx>) -> Ty<'tcx> {
- self.mk_ptr(mt {ty: ty, mutbl: ast::MutMutable})
+ self.mk_ptr(TypeWithMutability {ty: ty, mutbl: ast::MutMutable})
}
pub fn mk_imm_ptr(&self, ty: Ty<'tcx>) -> Ty<'tcx> {
- self.mk_ptr(mt {ty: ty, mutbl: ast::MutImmutable})
+ self.mk_ptr(TypeWithMutability {ty: ty, mutbl: ast::MutImmutable})
}
pub fn mk_nil_ptr(&self) -> Ty<'tcx> {
}
fn tc_mt<'tcx>(cx: &ctxt<'tcx>,
- mt: mt<'tcx>,
+ mt: TypeWithMutability<'tcx>,
cache: &mut FnvHashMap<Ty<'tcx>, TypeContents>) -> TypeContents
{
let mc = TC::ReachesMutable.when(mt.mutbl == MutMutable);
// Fast-path for primitive types
let result = match self.sty {
TyBool | TyChar | TyInt(..) | TyUint(..) | TyFloat(..) |
- TyRawPtr(..) | TyBareFn(..) | TyRef(_, mt {
+ TyRawPtr(..) | TyBareFn(..) | TyRef(_, TypeWithMutability {
mutbl: ast::MutImmutable, ..
}) => Some(false),
- TyStr | TyBox(..) | TyRef(_, mt {
+ TyStr | TyBox(..) | TyRef(_, TypeWithMutability {
mutbl: ast::MutMutable, ..
}) => Some(true),
//
// The parameter `explicit` indicates if this is an *explicit* dereference.
// Some types---notably unsafe ptrs---can only be dereferenced explicitly.
- pub fn builtin_deref(&self, explicit: bool) -> Option<mt<'tcx>> {
+ pub fn builtin_deref(&self, explicit: bool) -> Option<TypeWithMutability<'tcx>> {
match self.sty {
TyBox(ty) => {
- Some(mt {
+ Some(TypeWithMutability {
ty: ty,
mutbl: ast::MutImmutable,
})
match autoref {
None => self,
Some(AutoPtr(r, m)) => {
- cx.mk_ref(r, mt { ty: self, mutbl: m })
+ cx.mk_ref(r, TypeWithMutability { ty: self, mutbl: m })
}
Some(AutoUnsafe(m)) => {
- cx.mk_ptr(mt { ty: self, mutbl: m })
+ cx.mk_ptr(TypeWithMutability { ty: self, mutbl: m })
}
}
}
/// in parentheses after some larger message. You should also invoke `note_and_explain_type_err()`
/// afterwards to present additional details, particularly when it comes to lifetime-related
/// errors.
-impl<'tcx> fmt::Display for type_err<'tcx> {
+impl<'tcx> fmt::Display for TypeError<'tcx> {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
match *self {
- terr_cyclic_ty => write!(f, "cyclic type of infinite size"),
- terr_mismatch => write!(f, "types differ"),
- terr_unsafety_mismatch(values) => {
+ CyclicTy => write!(f, "cyclic type of infinite size"),
+ Mismatch => write!(f, "types differ"),
+ UnsafetyMismatch(values) => {
write!(f, "expected {} fn, found {} fn",
values.expected,
values.found)
}
- terr_abi_mismatch(values) => {
+ AbiMismatch(values) => {
write!(f, "expected {} fn, found {} fn",
values.expected,
values.found)
}
- terr_mutability => write!(f, "values differ in mutability"),
- terr_box_mutability => {
+ Mutability => write!(f, "values differ in mutability"),
+ BoxMutability => {
write!(f, "boxed values differ in mutability")
}
- terr_vec_mutability => write!(f, "vectors differ in mutability"),
- terr_ptr_mutability => write!(f, "pointers differ in mutability"),
- terr_ref_mutability => write!(f, "references differ in mutability"),
- terr_ty_param_size(values) => {
+ VecMutability => write!(f, "vectors differ in mutability"),
+ PtrMutability => write!(f, "pointers differ in mutability"),
+ RefMutability => write!(f, "references differ in mutability"),
+ TyParamSize(values) => {
write!(f, "expected a type with {} type params, \
found one with {} type params",
values.expected,
values.found)
}
- terr_fixed_array_size(values) => {
+ FixedArraySize(values) => {
write!(f, "expected an array with a fixed size of {} elements, \
found one with {} elements",
values.expected,
values.found)
}
- terr_tuple_size(values) => {
+ TupleSize(values) => {
write!(f, "expected a tuple with {} elements, \
found one with {} elements",
values.expected,
values.found)
}
- terr_arg_count => {
+ ArgCount => {
write!(f, "incorrect number of function parameters")
}
- terr_regions_does_not_outlive(..) => {
+ RegionsDoesNotOutlive(..) => {
write!(f, "lifetime mismatch")
}
- terr_regions_not_same(..) => {
+ RegionsNotSame(..) => {
write!(f, "lifetimes are not the same")
}
- terr_regions_no_overlap(..) => {
+ RegionsNoOverlap(..) => {
write!(f, "lifetimes do not intersect")
}
- terr_regions_insufficiently_polymorphic(br, _) => {
+ RegionsInsufficientlyPolymorphic(br, _) => {
write!(f, "expected bound lifetime parameter {}, \
found concrete lifetime", br)
}
- terr_regions_overly_polymorphic(br, _) => {
+ RegionsOverlyPolymorphic(br, _) => {
write!(f, "expected concrete lifetime, \
found bound lifetime parameter {}", br)
}
- terr_sorts(values) => tls::with(|tcx| {
+ Sorts(values) => tls::with(|tcx| {
// A naive approach to making sure that we're not reporting silly errors such as:
// (expected closure, found closure).
let expected_str = values.expected.sort_string(tcx);
write!(f, "expected {}, found {}", expected_str, found_str)
}
}),
- terr_traits(values) => tls::with(|tcx| {
+ Traits(values) => tls::with(|tcx| {
write!(f, "expected trait `{}`, found trait `{}`",
tcx.item_path_str(values.expected),
tcx.item_path_str(values.found))
}),
- terr_builtin_bounds(values) => {
+ BuiltinBoundsMismatch(values) => {
if values.expected.is_empty() {
write!(f, "expected no bounds, found `{}`",
values.found)
values.found)
}
}
- terr_integer_as_char => {
+ IntegerAsChar => {
write!(f, "expected an integral type, found `char`")
}
- terr_int_mismatch(ref values) => {
+ IntMismatch(ref values) => {
write!(f, "expected `{:?}`, found `{:?}`",
values.expected,
values.found)
}
- terr_float_mismatch(ref values) => {
+ FloatMismatch(ref values) => {
write!(f, "expected `{:?}`, found `{:?}`",
values.expected,
values.found)
}
- terr_variadic_mismatch(ref values) => {
+ VariadicMismatch(ref values) => {
write!(f, "expected {} fn, found {} function",
if values.expected { "variadic" } else { "non-variadic" },
if values.found { "variadic" } else { "non-variadic" })
}
- terr_convergence_mismatch(ref values) => {
+ ConvergenceMismatch(ref values) => {
write!(f, "expected {} fn, found {} function",
if values.expected { "converging" } else { "diverging" },
if values.found { "converging" } else { "diverging" })
}
- terr_projection_name_mismatched(ref values) => {
+ ProjectionNameMismatched(ref values) => {
write!(f, "expected {}, found {}",
values.expected,
values.found)
}
- terr_projection_bounds_length(ref values) => {
+ ProjectionBoundsLength(ref values) => {
write!(f, "expected {} associated type bindings, found {}",
values.expected,
values.found)
}
}
- pub fn field_idx_strict(&self, name: ast::Name, fields: &[field])
+ pub fn field_idx_strict(&self, name: ast::Name, fields: &[Field<'tcx>])
-> usize {
let mut i = 0;
for f in fields { if f.name == name { return i; } i += 1; }
.collect::<Vec<String>>()));
}
- pub fn note_and_explain_type_err(&self, err: &type_err<'tcx>, sp: Span) {
+ pub fn note_and_explain_type_err(&self, err: &TypeError<'tcx>, sp: Span) {
match *err {
- terr_regions_does_not_outlive(subregion, superregion) => {
+ RegionsDoesNotOutlive(subregion, superregion) => {
self.note_and_explain_region("", subregion, "...");
self.note_and_explain_region("...does not necessarily outlive ",
superregion, "");
}
- terr_regions_not_same(region1, region2) => {
+ RegionsNotSame(region1, region2) => {
self.note_and_explain_region("", region1, "...");
self.note_and_explain_region("...is not the same lifetime as ",
region2, "");
}
- terr_regions_no_overlap(region1, region2) => {
+ RegionsNoOverlap(region1, region2) => {
self.note_and_explain_region("", region1, "...");
self.note_and_explain_region("...does not overlap ",
region2, "");
}
- terr_regions_insufficiently_polymorphic(_, conc_region) => {
+ RegionsInsufficientlyPolymorphic(_, conc_region) => {
self.note_and_explain_region("concrete lifetime that was found is ",
conc_region, "");
}
- terr_regions_overly_polymorphic(_, ty::ReInfer(ty::ReVar(_))) => {
+ RegionsOverlyPolymorphic(_, ty::ReInfer(ty::ReVar(_))) => {
// don't bother to print out the message below for
// inference variables, it's not very illuminating.
}
- terr_regions_overly_polymorphic(_, conc_region) => {
+ RegionsOverlyPolymorphic(_, conc_region) => {
self.note_and_explain_region("expected concrete lifetime is ",
conc_region, "");
}
- terr_sorts(values) => {
+ Sorts(values) => {
let expected_str = values.expected.sort_string(self);
let found_str = values.found.sort_string(self);
if expected_str == found_str && expected_str == "closure" {
// Look up the list of field names and IDs for a given struct.
// Panics if the id is not bound to a struct.
- pub fn lookup_struct_fields(&self, did: ast::DefId) -> Vec<field_ty> {
+ pub fn lookup_struct_fields(&self, did: ast::DefId) -> Vec<FieldTy> {
if did.krate == ast::LOCAL_CRATE {
let struct_fields = self.struct_fields.borrow();
match struct_fields.get(&did) {
// Returns a list of fields corresponding to the struct's items. trans uses
// this. Takes a list of substs with which to instantiate field types.
pub fn struct_fields(&self, did: ast::DefId, substs: &Substs<'tcx>)
- -> Vec<field<'tcx>> {
+ -> Vec<Field<'tcx>> {
self.lookup_struct_fields(did).iter().map(|f| {
- field {
+ Field {
name: f.name,
- mt: mt {
+ mt: TypeWithMutability {
ty: self.lookup_field_type(did, f.id, substs),
mutbl: MutImmutable
}
}
UpvarCapture::ByRef(borrow) => {
tcx.mk_ref(tcx.mk_region(borrow.region),
- ty::mt {
+ ty::TypeWithMutability {
ty: freevar_ty,
mutbl: borrow.kind.to_mutbl_lossy(),
})
h.as_str().hash(state);
did.node.hash(state);
};
- let mt = |state: &mut SipHasher, mt: mt| {
+ let mt = |state: &mut SipHasher, mt: TypeWithMutability| {
mt.mutbl.hash(state);
};
let fn_sig = |state: &mut SipHasher, sig: &Binder<FnSig<'tcx>>| {
}
}
-impl<'tcx> HasTypeFlags for field<'tcx> {
+impl<'tcx> HasTypeFlags for Field<'tcx> {
fn has_type_flags(&self, flags: TypeFlags) -> bool {
self.mt.ty.has_type_flags(flags)
}
}
}
-impl<'tcx> fmt::Debug for field<'tcx> {
+impl<'tcx> fmt::Debug for Field<'tcx> {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
write!(f, "field({},{})", self.name, self.mt)
}
super_fold_ty(self, t)
}
- fn fold_mt(&mut self, t: &ty::mt<'tcx>) -> ty::mt<'tcx> {
+ fn fold_mt(&mut self, t: &ty::TypeWithMutability<'tcx>) -> ty::TypeWithMutability<'tcx> {
super_fold_mt(self, t)
}
}
}
-impl<'tcx> TypeFoldable<'tcx> for ty::mt<'tcx> {
- fn fold_with<F: TypeFolder<'tcx>>(&self, folder: &mut F) -> ty::mt<'tcx> {
+impl<'tcx> TypeFoldable<'tcx> for ty::TypeWithMutability<'tcx> {
+ fn fold_with<F: TypeFolder<'tcx>>(&self, folder: &mut F) -> ty::TypeWithMutability<'tcx> {
folder.fold_mt(self)
}
}
}
}
-impl<'tcx> TypeFoldable<'tcx> for ty::field<'tcx> {
- fn fold_with<F: TypeFolder<'tcx>>(&self, folder: &mut F) -> ty::field<'tcx> {
- ty::field {
+impl<'tcx> TypeFoldable<'tcx> for ty::Field<'tcx> {
+ fn fold_with<F: TypeFolder<'tcx>>(&self, folder: &mut F) -> ty::Field<'tcx> {
+ ty::Field {
name: self.name,
mt: self.mt.fold_with(folder),
}
}
pub fn super_fold_mt<'tcx, T: TypeFolder<'tcx>>(this: &mut T,
- mt: &ty::mt<'tcx>)
- -> ty::mt<'tcx> {
- ty::mt {ty: mt.ty.fold_with(this),
+ mt: &ty::TypeWithMutability<'tcx>)
+ -> ty::TypeWithMutability<'tcx> {
+ ty::TypeWithMutability {ty: mt.ty.fold_with(this),
mutbl: mt.mutbl}
}
(&ty::TyInfer(_), _) |
(_, &ty::TyInfer(_)) => {
- Err(ty::terr_sorts(ty_relate::expected_found(self, &a, &b)))
+ Err(ty::Sorts(ty_relate::expected_found(self, &a, &b)))
}
(&ty::TyError, _) | (_, &ty::TyError) => {
use syntax::abi;
use syntax::ast;
-pub type RelateResult<'tcx, T> = Result<T, ty::type_err<'tcx>>;
+pub type RelateResult<'tcx, T> = Result<T, ty::TypeError<'tcx>>;
#[derive(Clone, Debug)]
pub enum Cause {
///////////////////////////////////////////////////////////////////////////
// Relate impls
-impl<'a,'tcx:'a> Relate<'a,'tcx> for ty::mt<'tcx> {
+impl<'a,'tcx:'a> Relate<'a,'tcx> for ty::TypeWithMutability<'tcx> {
fn relate<R>(relation: &mut R,
- a: &ty::mt<'tcx>,
- b: &ty::mt<'tcx>)
- -> RelateResult<'tcx, ty::mt<'tcx>>
+ a: &ty::TypeWithMutability<'tcx>,
+ b: &ty::TypeWithMutability<'tcx>)
+ -> RelateResult<'tcx, ty::TypeWithMutability<'tcx>>
where R: TypeRelation<'a,'tcx>
{
debug!("{}.mts({:?}, {:?})",
a,
b);
if a.mutbl != b.mutbl {
- Err(ty::terr_mutability)
+ Err(ty::Mutability)
} else {
let mutbl = a.mutbl;
let variance = match mutbl {
ast::MutMutable => ty::Invariant,
};
let ty = try!(relation.relate_with_variance(variance, &a.ty, &b.ty));
- Ok(ty::mt {ty: ty, mutbl: mutbl})
+ Ok(ty::TypeWithMutability {ty: ty, mutbl: mutbl})
}
}
}
where R: TypeRelation<'a,'tcx>
{
if a_tys.len() != b_tys.len() {
- return Err(ty::terr_ty_param_size(expected_found(relation,
+ return Err(ty::TyParamSize(expected_found(relation,
&a_tys.len(),
&b_tys.len())));
}
where R: TypeRelation<'a,'tcx>
{
if a.variadic != b.variadic {
- return Err(ty::terr_variadic_mismatch(
+ return Err(ty::VariadicMismatch(
expected_found(relation, &a.variadic, &b.variadic)));
}
(ty::FnDiverging, ty::FnDiverging) =>
Ok(ty::FnDiverging),
(a, b) =>
- Err(ty::terr_convergence_mismatch(
+ Err(ty::ConvergenceMismatch(
expected_found(relation, &(a != ty::FnDiverging), &(b != ty::FnDiverging)))),
});
where R: TypeRelation<'a,'tcx>
{
if a_args.len() != b_args.len() {
- return Err(ty::terr_arg_count);
+ return Err(ty::ArgCount);
}
a_args.iter().zip(b_args)
where R: TypeRelation<'a,'tcx>
{
if a != b {
- Err(ty::terr_unsafety_mismatch(expected_found(relation, a, b)))
+ Err(ty::UnsafetyMismatch(expected_found(relation, a, b)))
} else {
Ok(*a)
}
if a == b {
Ok(*a)
} else {
- Err(ty::terr_abi_mismatch(expected_found(relation, a, b)))
+ Err(ty::AbiMismatch(expected_found(relation, a, b)))
}
}
}
where R: TypeRelation<'a,'tcx>
{
if a.item_name != b.item_name {
- Err(ty::terr_projection_name_mismatched(
+ Err(ty::ProjectionNameMismatched(
expected_found(relation, &a.item_name, &b.item_name)))
} else {
let trait_ref = try!(relation.relate(&a.trait_ref, &b.trait_ref));
// so we can just iterate through the lists pairwise, so long as they are the
// same length.
if a.len() != b.len() {
- Err(ty::terr_projection_bounds_length(expected_found(relation, &a.len(), &b.len())))
+ Err(ty::ProjectionBoundsLength(expected_found(relation, &a.len(), &b.len())))
} else {
a.iter().zip(b)
.map(|(a, b)| relation.relate(a, b))
// Two sets of builtin bounds are only relatable if they are
// precisely the same (but see the coercion code).
if a != b {
- Err(ty::terr_builtin_bounds(expected_found(relation, a, b)))
+ Err(ty::BuiltinBoundsMismatch(expected_found(relation, a, b)))
} else {
Ok(*a)
}
{
// Different traits cannot be related
if a.def_id != b.def_id {
- Err(ty::terr_traits(expected_found(relation, &a.def_id, &b.def_id)))
+ Err(ty::Traits(expected_found(relation, &a.def_id, &b.def_id)))
} else {
let substs = try!(relate_item_substs(relation, a.def_id, a.substs, b.substs));
Ok(ty::TraitRef { def_id: a.def_id, substs: relation.tcx().mk_substs(substs) })
if sz_a == sz_b {
Ok(tcx.mk_array(t, sz_a))
} else {
- Err(ty::terr_fixed_array_size(expected_found(relation, &sz_a, &sz_b)))
+ Err(ty::FixedArraySize(expected_found(relation, &sz_a, &sz_b)))
}
}
.collect::<Result<_, _>>());
Ok(tcx.mk_tup(ts))
} else if !(as_.is_empty() || bs.is_empty()) {
- Err(ty::terr_tuple_size(
+ Err(ty::TupleSize(
expected_found(relation, &as_.len(), &bs.len())))
} else {
- Err(ty::terr_sorts(expected_found(relation, &a, &b)))
+ Err(ty::Sorts(expected_found(relation, &a, &b)))
}
}
_ =>
{
- Err(ty::terr_sorts(expected_found(relation, &a, &b)))
+ Err(ty::Sorts(expected_found(relation, &a, &b)))
}
}
}
pub fn expected_found<'a,'tcx:'a,R,T>(relation: &mut R,
a: &T,
b: &T)
- -> ty::expected_found<T>
+ -> ty::ExpectedFound<T>
where R: TypeRelation<'a,'tcx>, T: Clone
{
expected_found_bool(relation.a_is_expected(), a, b)
pub fn expected_found_bool<T>(a_is_expected: bool,
a: &T,
b: &T)
- -> ty::expected_found<T>
+ -> ty::ExpectedFound<T>
where T: Clone
{
let a = a.clone();
let b = b.clone();
if a_is_expected {
- ty::expected_found {expected: a, found: b}
+ ty::ExpectedFound {expected: a, found: b}
} else {
- ty::expected_found {expected: b, found: a}
+ ty::ExpectedFound {expected: b, found: a}
}
}
use middle::ty::{TyParam, TyRawPtr, TyRef, TyTuple};
use middle::ty::TyClosure;
use middle::ty::{TyBox, TyTrait, TyInt, TyUint, TyInfer};
-use middle::ty::{self, mt, Ty, HasTypeFlags};
+use middle::ty::{self, TypeWithMutability, Ty, HasTypeFlags};
use middle::ty_fold::{self, TypeFoldable};
use std::fmt;
}
}
-impl<'tcx> fmt::Display for ty::mt<'tcx> {
+impl<'tcx> fmt::Display for ty::TypeWithMutability<'tcx> {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
write!(f, "{}{}",
if self.mutbl == ast::MutMutable { "mut " } else { "" },
mut path: DiscrField) -> Option<DiscrField> {
match ty.sty {
// Fat &T/&mut T/Box<T> i.e. T is [T], str, or Trait
- ty::TyRef(_, ty::mt { ty, .. }) | ty::TyBox(ty) if !type_is_sized(tcx, ty) => {
+ ty::TyRef(_, ty::TypeWithMutability { ty, .. }) | ty::TyBox(ty) if !type_is_sized(tcx, ty) => {
path.push(FAT_PTR_ADDR);
Some(path)
},
assert_eq!(nonzero_fields.len(), 1);
let nonzero_field = tcx.lookup_field_type(did, nonzero_fields[0].id, substs);
match nonzero_field.sty {
- ty::TyRawPtr(ty::mt { ty, .. }) if !type_is_sized(tcx, ty) => {
+ ty::TyRawPtr(ty::TypeWithMutability { ty, .. }) if !type_is_sized(tcx, ty) => {
path.push_all(&[0, FAT_PTR_ADDR]);
Some(path)
},
// We can also mark the return value as `dereferenceable` in certain cases
match ret_ty.sty {
// These are not really pointers but pairs, (pointer, len)
- ty::TyRef(_, ty::mt { ty: inner, .. })
+ ty::TyRef(_, ty::TypeWithMutability { ty: inner, .. })
| ty::TyBox(inner) if common::type_is_sized(ccx.tcx(), inner) => {
let llret_sz = machine::llsize_of_real(ccx, type_of::type_of(ccx, inner));
attrs.ret(llvm::DereferenceableAttribute(llret_sz));
pub fn type_is_fat_ptr<'tcx>(cx: &ty::ctxt<'tcx>, ty: Ty<'tcx>) -> bool {
match ty.sty {
- ty::TyRawPtr(ty::mt{ty, ..}) |
- ty::TyRef(_, ty::mt{ty, ..}) |
+ ty::TyRawPtr(ty::TypeWithMutability{ty, ..}) |
+ ty::TyRef(_, ty::TypeWithMutability{ty, ..}) |
ty::TyBox(ty) => {
!type_is_sized(cx, ty)
}
let len = unsafe { llvm::LLVMConstIntGetZExtValue(len) as u64 };
let len = match bt.sty {
- ty::TyBox(ty) | ty::TyRef(_, ty::mt{ty, ..}) => match ty.sty {
+ ty::TyBox(ty) | ty::TyRef(_, ty::TypeWithMutability{ty, ..}) => match ty.sty {
ty::TyStr => {
assert!(len > 0);
len - 1
let inner_type_id = self.get_unique_type_id_as_string(inner_type_id);
unique_type_id.push_str(&inner_type_id[..]);
},
- ty::TyRawPtr(ty::mt { ty: inner_type, mutbl } ) => {
+ ty::TyRawPtr(ty::TypeWithMutability { ty: inner_type, mutbl } ) => {
unique_type_id.push('*');
if mutbl == ast::MutMutable {
unique_type_id.push_str("mut");
let inner_type_id = self.get_unique_type_id_as_string(inner_type_id);
unique_type_id.push_str(&inner_type_id[..]);
},
- ty::TyRef(_, ty::mt { ty: inner_type, mutbl }) => {
+ ty::TyRef(_, ty::TypeWithMutability { ty: inner_type, mutbl }) => {
unique_type_id.push('&');
if mutbl == ast::MutMutable {
unique_type_id.push_str("mut");
unique_type_id: UniqueTypeId,
span: Span)
-> MetadataCreationResult {
- let data_ptr_type = cx.tcx().mk_ptr(ty::mt {
+ let data_ptr_type = cx.tcx().mk_ptr(ty::TypeWithMutability {
ty: element_type,
mutbl: ast::MutImmutable
});
trait_pointer_metadata(cx, t, None, unique_type_id),
false)
}
- ty::TyBox(ty) | ty::TyRawPtr(ty::mt{ty, ..}) | ty::TyRef(_, ty::mt{ty, ..}) => {
+ ty::TyBox(ty) | ty::TyRawPtr(ty::TypeWithMutability{ty, ..}) | ty::TyRef(_, ty::TypeWithMutability{ty, ..}) => {
match ty.sty {
ty::TySlice(typ) => {
vec_slice_metadata(cx, t, typ, unique_type_id, usage_site_span)
// Creates MemberDescriptions for the fields of a struct
struct StructMemberDescriptionFactory<'tcx> {
- fields: Vec<ty::field<'tcx>>,
+ fields: Vec<ty::Field<'tcx>>,
is_simd: bool,
span: Span,
}
push_debuginfo_type_name(cx, inner_type, true, output);
output.push('>');
},
- ty::TyRawPtr(ty::mt { ty: inner_type, mutbl } ) => {
+ ty::TyRawPtr(ty::TypeWithMutability { ty: inner_type, mutbl } ) => {
output.push('*');
match mutbl {
ast::MutImmutable => output.push_str("const "),
push_debuginfo_type_name(cx, inner_type, true, output);
},
- ty::TyRef(_, ty::mt { ty: inner_type, mutbl }) => {
+ ty::TyRef(_, ty::TypeWithMutability { ty: inner_type, mutbl }) => {
output.push('&');
if mutbl == ast::MutMutable {
output.push_str("mut ");
match (&source.ty.sty, &target.ty.sty) {
(&ty::TyBox(a), &ty::TyBox(b)) |
- (&ty::TyRef(_, ty::mt { ty: a, .. }), &ty::TyRef(_, ty::mt { ty: b, .. })) |
- (&ty::TyRef(_, ty::mt { ty: a, .. }), &ty::TyRawPtr(ty::mt { ty: b, .. })) |
- (&ty::TyRawPtr(ty::mt { ty: a, .. }), &ty::TyRawPtr(ty::mt { ty: b, .. })) => {
+ (&ty::TyRef(_, ty::TypeWithMutability { ty: a, .. }), &ty::TyRef(_, ty::TypeWithMutability { ty: b, .. })) |
+ (&ty::TyRef(_, ty::TypeWithMutability { ty: a, .. }), &ty::TyRawPtr(ty::TypeWithMutability { ty: b, .. })) |
+ (&ty::TyRawPtr(ty::TypeWithMutability { ty: a, .. }), &ty::TyRawPtr(ty::TypeWithMutability { ty: b, .. })) => {
let (inner_source, inner_target) = (a, b);
let (base, old_info) = if !type_is_sized(bcx.tcx(), inner_source) {
base: &ast::Expr,
get_idx: F)
-> DatumBlock<'blk, 'tcx, Expr> where
- F: FnOnce(&'blk ty::ctxt<'tcx>, &[ty::field<'tcx>]) -> usize,
+ F: FnOnce(&'blk ty::ctxt<'tcx>, &[ty::Field<'tcx>]) -> usize,
{
let mut bcx = bcx;
let _icx = push_ctxt("trans_rec_field");
node_id_opt: Option<ast::NodeId>,
op: F)
-> R where
- F: FnOnce(ty::Disr, &[ty::field<'tcx>]) -> R,
+ F: FnOnce(ty::Disr, &[ty::Field<'tcx>]) -> R,
{
match ty.sty {
ty::TyStruct(did, substs) => {
ty::TyTuple(ref v) => {
let fields: Vec<_> = v.iter().enumerate().map(|(i, &f)| {
- ty::field {
+ ty::Field {
name: token::intern(&i.to_string()),
- mt: ty::mt {
+ mt: ty::TypeWithMutability {
ty: f,
mutbl: ast::MutImmutable
}
}
match (t_in.builtin_deref(true), t_out.builtin_deref(true)) {
- (Some(ty::mt{ ty: t_in, .. }), Some(ty::mt{ ty: t_out, .. })) => {
+ (Some(ty::TypeWithMutability{ ty: t_in, .. }), Some(ty::TypeWithMutability{ ty: t_out, .. })) => {
t_in == t_out
}
_ => {
}
}
- ty::TyRawPtr(ty::mt { ty: content_ty, .. }) |
- ty::TyRef(_, ty::mt { ty: content_ty, .. }) => {
+ ty::TyRawPtr(ty::TypeWithMutability { ty: content_ty, .. }) |
+ ty::TyRef(_, ty::TypeWithMutability { ty: content_ty, .. }) => {
if type_is_sized(bcx.tcx(), content_ty) {
let ptr = datum.to_llscalarish(bcx);
}
// Only used for pattern matching.
- ty::TyBox(ty) | ty::TyRef(_, ty::mt{ty, ..}) => {
+ ty::TyBox(ty) | ty::TyRef(_, ty::TypeWithMutability{ty, ..}) => {
let inner = if type_is_sized(bcx.tcx(), ty) {
Load(bcx, llval)
} else {
ty::TyUint(t) => Type::uint_from_ty(cx, t),
ty::TyFloat(t) => Type::float_from_ty(cx, t),
- ty::TyBox(ty) | ty::TyRef(_, ty::mt{ty, ..}) | ty::TyRawPtr(ty::mt{ty, ..}) => {
+ ty::TyBox(ty) | ty::TyRef(_, ty::TypeWithMutability{ty, ..}) | ty::TyRawPtr(ty::TypeWithMutability{ty, ..}) => {
if type_is_sized(cx.tcx(), ty) {
Type::i8p(cx)
} else {
adt::incomplete_type_of(cx, &*repr, "closure")
}
- ty::TyBox(ty) | ty::TyRef(_, ty::mt{ty, ..}) | ty::TyRawPtr(ty::mt{ty, ..}) => {
+ ty::TyBox(ty) | ty::TyRef(_, ty::TypeWithMutability{ty, ..}) | ty::TyRawPtr(ty::TypeWithMutability{ty, ..}) => {
if !type_is_sized(cx.tcx(), ty) {
if let ty::TyStr = ty.sty {
// This means we get a nicer name in the output (str is always
}
}
ast::TyPtr(ref mt) => {
- tcx.mk_ptr(ty::mt {
+ tcx.mk_ptr(ty::TypeWithMutability {
ty: ast_ty_to_ty(this, rscope, &*mt.ty),
mutbl: mt.mutbl
})
rscope,
ty::ObjectLifetimeDefault::Specific(r));
let t = ast_ty_to_ty(this, rscope1, &*mt.ty);
- tcx.mk_ref(tcx.mk_region(r), ty::mt {ty: t, mutbl: mt.mutbl})
+ tcx.mk_ref(tcx.mk_region(r), ty::TypeWithMutability {ty: t, mutbl: mt.mutbl})
}
ast::TyTup(ref fields) => {
let flds = fields.iter()
ty::ByReferenceExplicitSelfCategory(region, mutability) => {
(Some(this.tcx().mk_ref(
this.tcx().mk_region(region),
- ty::mt {
+ ty::TypeWithMutability {
ty: self_info.untransformed_self_ty,
mutbl: mutability
})),
// then `x` is assigned a value of type `&M T` where M is the mutability
// and T is the expected type.
let region_var = fcx.infcx().next_region_var(infer::PatternRegion(pat.span));
- let mt = ty::mt { ty: expected, mutbl: mutbl };
+ let mt = ty::TypeWithMutability { ty: expected, mutbl: mutbl };
let region_ty = tcx.mk_ref(tcx.mk_region(region_var), mt);
// `x` is assigned a value of type `&M T`, hence `&M T <: typeof(x)` is
ast::PatRegion(ref inner, mutbl) => {
let inner_ty = fcx.infcx().next_ty_var();
- let mt = ty::mt { ty: inner_ty, mutbl: mutbl };
+ let mt = ty::TypeWithMutability { ty: inner_ty, mutbl: mutbl };
let region = fcx.infcx().next_region_var(infer::PatternRegion(pat.span));
let rptr_ty = tcx.mk_ref(tcx.mk_region(region), mt);
}),
_ => {
let region = fcx.infcx().next_region_var(infer::PatternRegion(pat.span));
- tcx.mk_ref(tcx.mk_region(region), ty::mt {
+ tcx.mk_ref(tcx.mk_region(region), ty::TypeWithMutability {
ty: tcx.mk_slice(inner_ty),
mutbl: expected_ty.builtin_deref(true).map(|mt| mt.mutbl)
.unwrap_or(ast::MutImmutable)
let mutbl = expected_ty.builtin_deref(true)
.map_or(ast::MutImmutable, |mt| mt.mutbl);
- let slice_ty = tcx.mk_ref(tcx.mk_region(region), ty::mt {
+ let slice_ty = tcx.mk_ref(tcx.mk_region(region), ty::TypeWithMutability {
ty: tcx.mk_slice(inner_ty),
mutbl: mutbl
});
pub fn check_struct_pat_fields<'a, 'tcx>(pcx: &pat_ctxt<'a, 'tcx>,
span: Span,
fields: &'tcx [Spanned<ast::FieldPat>],
- struct_fields: &[ty::field<'tcx>],
+ struct_fields: &[ty::Field<'tcx>],
struct_id: ast::DefId,
etc: bool) {
let tcx = pcx.fcx.ccx.tcx;
fn check_ptr_ptr_cast<'a>(&self,
fcx: &FnCtxt<'a, 'tcx>,
- m_expr: &'tcx ty::mt<'tcx>,
- m_cast: &'tcx ty::mt<'tcx>)
+ m_expr: &'tcx ty::TypeWithMutability<'tcx>,
+ m_cast: &'tcx ty::TypeWithMutability<'tcx>)
-> Result<CastKind, CastError>
{
debug!("check_ptr_ptr_cast m_expr={:?} m_cast={:?}",
fn check_fptr_ptr_cast<'a>(&self,
fcx: &FnCtxt<'a, 'tcx>,
- m_cast: &'tcx ty::mt<'tcx>)
+ m_cast: &'tcx ty::TypeWithMutability<'tcx>)
-> Result<CastKind, CastError>
{
// fptr-ptr cast. must be to sized ptr
fn check_ptr_addr_cast<'a>(&self,
fcx: &FnCtxt<'a, 'tcx>,
- m_expr: &'tcx ty::mt<'tcx>)
+ m_expr: &'tcx ty::TypeWithMutability<'tcx>)
-> Result<CastKind, CastError>
{
// ptr-addr cast. must be from sized ptr
fn check_ref_cast<'a>(&self,
fcx: &FnCtxt<'a, 'tcx>,
- m_expr: &'tcx ty::mt<'tcx>,
- m_cast: &'tcx ty::mt<'tcx>)
+ m_expr: &'tcx ty::TypeWithMutability<'tcx>,
+ m_cast: &'tcx ty::TypeWithMutability<'tcx>)
-> Result<CastKind, CastError>
{
// array-ptr-cast.
fn check_addr_ptr_cast<'a>(&self,
fcx: &FnCtxt<'a, 'tcx>,
- m_cast: &'tcx ty::mt<'tcx>)
+ m_cast: &'tcx ty::TypeWithMutability<'tcx>)
-> Result<CastKind, CastError>
{
// ptr-addr cast. pointer must be thin.
use middle::traits::{self, ObligationCause};
use middle::traits::{predicate_for_trait_def, report_selection_error};
use middle::ty::{AutoDerefRef, AdjustDerefRef};
-use middle::ty::{self, mt, Ty};
+use middle::ty::{self, TypeWithMutability, Ty};
use middle::ty_relate::RelateResult;
use util::common::indent;
return None;
}
let ty = self.tcx().mk_ref(r_borrow,
- mt {ty: inner_ty, mutbl: mutbl_b});
+ TypeWithMutability {ty: inner_ty, mutbl: mutbl_b});
if let Err(err) = self.subtype(ty, b) {
if first_error.is_none() {
first_error = Some(err);
(u, cu)
} else {
debug!("Missing Unsize or CoerceUnsized traits");
- return Err(ty::terr_mismatch);
+ return Err(ty::Mismatch);
};
// Note, we want to avoid unnecessary unsizing. We don't want to coerce to
// Uncertain or unimplemented.
Ok(None) | Err(traits::Unimplemented) => {
debug!("coerce_unsized: early return - can't prove obligation");
- return Err(ty::terr_mismatch);
+ return Err(ty::Mismatch);
}
// Object safety violations or miscellaneous.
};
// Check that the types which they point at are compatible.
- let a_unsafe = self.tcx().mk_ptr(ty::mt{ mutbl: mutbl_b, ty: mt_a.ty });
+ let a_unsafe = self.tcx().mk_ptr(ty::TypeWithMutability{ mutbl: mutbl_b, ty: mt_a.ty });
try!(self.subtype(a_unsafe, b));
try!(coerce_mutbls(mt_a.mutbl, mutbl_b));
(ast::MutMutable, ast::MutMutable) |
(ast::MutImmutable, ast::MutImmutable) |
(ast::MutMutable, ast::MutImmutable) => Ok(None),
- (ast::MutImmutable, ast::MutMutable) => Err(ty::terr_mutability)
+ (ast::MutImmutable, ast::MutMutable) => Err(ty::Mutability)
}
}
ty_a: Ty<'tcx>,
ty_b: Ty<'tcx>,
handle_err: F) where
- F: FnOnce(Span, Ty<'tcx>, Ty<'tcx>, &ty::type_err<'tcx>),
+ F: FnOnce(Span, Ty<'tcx>, Ty<'tcx>, &ty::TypeError<'tcx>),
{
// n.b.: order of actual, expected is reversed
match infer::mk_subty(fcx.infcx(), b_is_expected, infer::Misc(sp),
};
match sig.0.inputs[0].sty {
- ty::TyRef(_, ty::mt {
+ ty::TyRef(_, ty::TypeWithMutability {
ty: _,
mutbl: ast::MutMutable,
}) => {}
// Trait method is fn(&self) or fn(&mut self), need an
// autoref. Pull the region etc out of the type of first argument.
match transformed_self_ty.sty {
- ty::TyRef(region, ty::mt { mutbl, ty: _ }) => {
+ ty::TyRef(region, ty::TypeWithMutability { mutbl, ty: _ }) => {
fcx.write_adjustment(self_expr.id,
ty::AdjustDerefRef(ty::AutoDerefRef {
autoderefs: autoderefs,
let lang_def_id = self.tcx().lang_items.slice_impl();
self.assemble_inherent_impl_for_primitive(lang_def_id);
}
- ty::TyRawPtr(ty::mt { ty: _, mutbl: ast::MutImmutable }) => {
+ ty::TyRawPtr(ty::TypeWithMutability { ty: _, mutbl: ast::MutImmutable }) => {
let lang_def_id = self.tcx().lang_items.const_ptr_impl();
self.assemble_inherent_impl_for_primitive(lang_def_id);
}
- ty::TyRawPtr(ty::mt { ty: _, mutbl: ast::MutMutable }) => {
+ ty::TyRawPtr(ty::TypeWithMutability { ty: _, mutbl: ast::MutMutable }) => {
let lang_def_id = self.tcx().lang_items.mut_ptr_impl();
self.assemble_inherent_impl_for_primitive(lang_def_id);
}
// Search through mutabilities in order to find one where pick works:
[ast::MutImmutable, ast::MutMutable].iter().filter_map(|&m| {
- let autoref_ty = tcx.mk_ref(region, ty::mt {
+ let autoref_ty = tcx.mk_ref(region, ty::TypeWithMutability {
ty: step.self_ty,
mutbl: m
});
format!("cast to unsized type: `{}` as `{}`", actual, tstr)
}, t_expr, None);
match t_expr.sty {
- ty::TyRef(_, ty::mt { mutbl: mt, .. }) => {
+ ty::TyRef(_, ty::TypeWithMutability { mutbl: mt, .. }) => {
let mtstr = match mt {
ast::MutMutable => "mut ",
ast::MutImmutable => ""
origin: infer::TypeOrigin,
sub: Ty<'tcx>,
sup: Ty<'tcx>)
- -> Result<(), ty::type_err<'tcx>> {
+ -> Result<(), ty::TypeError<'tcx>> {
infer::mk_subty(self.infcx(), a_is_expected, origin, sub, sup)
}
origin: infer::TypeOrigin,
sub: Ty<'tcx>,
sup: Ty<'tcx>)
- -> Result<(), ty::type_err<'tcx>> {
+ -> Result<(), ty::TypeError<'tcx>> {
infer::mk_eqty(self.infcx(), a_is_expected, origin, sub, sup)
}
sp: Span,
mk_msg: M,
actual_ty: Ty<'tcx>,
- err: Option<&ty::type_err<'tcx>>) where
+ err: Option<&ty::TypeError<'tcx>>) where
M: FnOnce(String) -> String,
{
self.infcx().type_error_message(sp, mk_msg, actual_ty, err);
sp: Span,
e: Ty<'tcx>,
a: Ty<'tcx>,
- err: &ty::type_err<'tcx>) {
+ err: &ty::TypeError<'tcx>) {
self.infcx().report_mismatched_types(sp, e, a, err)
}
pub fn lookup_field_ty(&self,
span: Span,
class_id: ast::DefId,
- items: &[ty::field_ty],
+ items: &[ty::FieldTy],
fieldname: ast::Name,
substs: &subst::Substs<'tcx>)
-> Option<Ty<'tcx>>
pub fn lookup_tup_field_ty(&self,
span: Span,
class_id: ast::DefId,
- items: &[ty::field_ty],
+ items: &[ty::FieldTy],
idx: usize,
substs: &subst::Substs<'tcx>)
-> Option<Ty<'tcx>>
base_expr: Option<&ast::Expr>,
base_ty: Ty<'tcx>,
lvalue_pref: LvaluePreference)
- -> Option<ty::mt<'tcx>>
+ -> Option<ty::TypeWithMutability<'tcx>>
{
// Try DerefMut first, if preferred.
let method = match (lvalue_pref, fcx.tcx().lang_items.deref_mut_trait()) {
fn make_overloaded_lvalue_return_type<'a, 'tcx>(fcx: &FnCtxt<'a, 'tcx>,
method_call: Option<MethodCall>,
method: Option<MethodCallee<'tcx>>)
- -> Option<ty::mt<'tcx>>
+ -> Option<ty::TypeWithMutability<'tcx>>
{
match method {
Some(method) => {
class_id: ast::DefId,
node_id: ast::NodeId,
substitutions: &'tcx subst::Substs<'tcx>,
- field_types: &[ty::field_ty],
+ field_types: &[ty::FieldTy],
ast_fields: &'tcx [ast::Field],
check_completeness: bool,
enum_id_opt: Option<ast::DefId>) {
hint,
lvalue_pref);
- let tm = ty::mt { ty: fcx.expr_ty(&**oprnd), mutbl: mutbl };
+ let tm = ty::TypeWithMutability { ty: fcx.expr_ty(&**oprnd), mutbl: mutbl };
let oprnd_t = if tm.ty.references_error() {
tcx.types.err
} else {
"offset" | "arith_offset" => {
(1,
vec!(
- tcx.mk_ptr(ty::mt {
+ tcx.mk_ptr(ty::TypeWithMutability {
ty: param(ccx, 0),
mutbl: ast::MutImmutable
}),
ccx.tcx.types.isize
),
- tcx.mk_ptr(ty::mt {
+ tcx.mk_ptr(ty::TypeWithMutability {
ty: param(ccx, 0),
mutbl: ast::MutImmutable
}))
"copy" | "copy_nonoverlapping" => {
(1,
vec!(
- tcx.mk_ptr(ty::mt {
+ tcx.mk_ptr(ty::TypeWithMutability {
ty: param(ccx, 0),
mutbl: ast::MutImmutable
}),
- tcx.mk_ptr(ty::mt {
+ tcx.mk_ptr(ty::TypeWithMutability {
ty: param(ccx, 0),
mutbl: ast::MutMutable
}),
"volatile_copy_memory" | "volatile_copy_nonoverlapping_memory" => {
(1,
vec!(
- tcx.mk_ptr(ty::mt {
+ tcx.mk_ptr(ty::TypeWithMutability {
ty: param(ccx, 0),
mutbl: ast::MutMutable
}),
- tcx.mk_ptr(ty::mt {
+ tcx.mk_ptr(ty::TypeWithMutability {
ty: param(ccx, 0),
mutbl: ast::MutImmutable
}),
"write_bytes" | "volatile_set_memory" => {
(1,
vec!(
- tcx.mk_ptr(ty::mt {
+ tcx.mk_ptr(ty::TypeWithMutability {
ty: param(ccx, 0),
mutbl: ast::MutMutable
}),
let infcx = new_infer_ctxt(tcx, &tcx.tables, Some(param_env), true);
- let check_mutbl = |mt_a: ty::mt<'tcx>, mt_b: ty::mt<'tcx>,
+ let check_mutbl = |mt_a: ty::TypeWithMutability<'tcx>, mt_b: ty::TypeWithMutability<'tcx>,
mk_ptr: &Fn(Ty<'tcx>) -> Ty<'tcx>| {
if (mt_a.mutbl, mt_b.mutbl) == (ast::MutImmutable, ast::MutMutable) {
infcx.report_mismatched_types(span, mk_ptr(mt_b.ty),
- target, &ty::terr_mutability);
+ target, &ty::Mutability);
}
(mt_a.ty, mt_b.ty, unsize_trait, None)
};
"[T]",
item.span);
}
- ty::TyRawPtr(ty::mt { ty: _, mutbl: ast::MutImmutable }) => {
+ ty::TyRawPtr(ty::TypeWithMutability { ty: _, mutbl: ast::MutImmutable }) => {
self.check_primitive_impl(def_id,
self.tcx.lang_items.const_ptr_impl(),
"const_ptr",
"*const T",
item.span);
}
- ty::TyRawPtr(ty::mt { ty: _, mutbl: ast::MutMutable }) => {
+ ty::TyRawPtr(ty::TypeWithMutability { ty: _, mutbl: ast::MutMutable }) => {
self.check_primitive_impl(def_id,
self.tcx.lang_items.mut_ptr_impl(),
"mut_ptr",
struct_predicates: &ty::GenericPredicates<'tcx>,
v: &ast::StructField,
origin: ast::DefId)
- -> ty::field_ty
+ -> ty::FieldTy
{
let tt = ccx.icx(struct_predicates).to_ty(&ExplicitRscope, &*v.node.ty);
write_ty_to_tcx(ccx.tcx, v.node.id, tt);
match v.node.kind {
ast::NamedField(ident, visibility) => {
- ty::field_ty {
+ ty::FieldTy {
name: ident.name,
id: local_def(v.node.id),
vis: visibility,
}
}
ast::UnnamedField(visibility) => {
- ty::field_ty {
+ ty::FieldTy {
name: special_idents::unnamed_field.name,
id: local_def(v.node.id),
vis: visibility,
/// appearing in a context with ambient variance `variance`
fn add_constraints_from_mt(&mut self,
generics: &ty::Generics<'tcx>,
- mt: &ty::mt<'tcx>,
+ mt: &ty::TypeWithMutability<'tcx>,
variance: VarianceTermPtr<'a>) {
match mt.mutbl {
ast::MutMutable => {
}
}
-impl Clean<Item> for ty::field_ty {
+impl Clean<Item> for ty::FieldTy {
fn clean(&self, cx: &DocContext) -> Item {
use syntax::parse::token::special_idents::unnamed_field;
use rustc::metadata::csearch;
projects / rust.git / commitdiff