Struct rustc_infer::infer::TypeFreshener
source · pub struct TypeFreshener<'a, 'tcx> {
infcx: &'a InferCtxt<'a, 'tcx>,
ty_freshen_count: u32,
const_freshen_count: u32,
ty_freshen_map: FxHashMap<InferTy, Ty<'tcx>>,
const_freshen_map: FxHashMap<InferConst<'tcx>, Const<'tcx>>,
keep_static: bool,
}Fields
infcx: &'a InferCtxt<'a, 'tcx>ty_freshen_count: u32const_freshen_count: u32ty_freshen_map: FxHashMap<InferTy, Ty<'tcx>>const_freshen_map: FxHashMap<InferConst<'tcx>, Const<'tcx>>keep_static: boolImplementations
sourceimpl<'a, 'tcx> TypeFreshener<'a, 'tcx>
impl<'a, 'tcx> TypeFreshener<'a, 'tcx>
pub fn new(
infcx: &'a InferCtxt<'a, 'tcx>,
keep_static: bool
) -> TypeFreshener<'a, 'tcx>
fn freshen_ty<F>(
&mut self,
opt_ty: Option<Ty<'tcx>>,
key: InferTy,
freshener: F
) -> Ty<'tcx>where
F: FnOnce(u32) -> InferTy,
fn freshen_const<F>(
&mut self,
opt_ct: Option<Const<'tcx>>,
key: InferConst<'tcx>,
freshener: F,
ty: Ty<'tcx>
) -> Const<'tcx>where
F: FnOnce(u32) -> InferConst<'tcx>,
Trait Implementations
sourceimpl<'a, 'tcx> TypeFolder<'tcx> for TypeFreshener<'a, 'tcx>
impl<'a, 'tcx> TypeFolder<'tcx> for TypeFreshener<'a, 'tcx>
fn tcx<'b>(&'b self) -> TyCtxt<'tcx>
fn fold_region(&mut self, r: Region<'tcx>) -> Region<'tcx>
fn fold_ty(&mut self, t: Ty<'tcx>) -> Ty<'tcx>
fn fold_const(&mut self, ct: Const<'tcx>) -> Const<'tcx>
fn fold_binder<T>(&mut self, t: Binder<'tcx, T>) -> Binder<'tcx, T>where
T: TypeFoldable<'tcx>,
fn fold_unevaluated(
&mut self,
uv: Unevaluated<'tcx, Option<Promoted>>
) -> Unevaluated<'tcx, Option<Promoted>>
fn fold_predicate(&mut self, p: Predicate<'tcx>) -> Predicate<'tcx>
fn fold_mir_const(&mut self, c: ConstantKind<'tcx>) -> ConstantKind<'tcx>
Auto Trait Implementations
impl<'a, 'tcx> !RefUnwindSafe for TypeFreshener<'a, 'tcx>
impl<'a, 'tcx> !Send for TypeFreshener<'a, 'tcx>
impl<'a, 'tcx> !Sync for TypeFreshener<'a, 'tcx>
impl<'a, 'tcx> Unpin for TypeFreshener<'a, 'tcx>where
'tcx: 'a,
impl<'a, 'tcx> !UnwindSafe for TypeFreshener<'a, 'tcx>
Blanket Implementations
sourceimpl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
const: unstable · sourcefn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
sourceimpl<'tcx, F> FallibleTypeFolder<'tcx> for Fwhere
F: TypeFolder<'tcx>,
impl<'tcx, F> FallibleTypeFolder<'tcx> for Fwhere
F: TypeFolder<'tcx>,
type Error = !
fn tcx(&'a self) -> TyCtxt<'tcx>
fn try_fold_binder<T>(
&mut self,
t: Binder<'tcx, T>
) -> Result<Binder<'tcx, T>, !>where
T: TypeFoldable<'tcx>,
fn try_fold_ty(&mut self, t: Ty<'tcx>) -> Result<Ty<'tcx>, !>
fn try_fold_region(&mut self, r: Region<'tcx>) -> Result<Region<'tcx>, !>
fn try_fold_const(&mut self, c: Const<'tcx>) -> Result<Const<'tcx>, !>
fn try_fold_unevaluated(
&mut self,
c: Unevaluated<'tcx, Option<Promoted>>
) -> Result<Unevaluated<'tcx, Option<Promoted>>, !>
fn try_fold_predicate(
&mut self,
p: Predicate<'tcx>
) -> Result<Predicate<'tcx>, !>
fn try_fold_mir_const(
&mut self,
c: ConstantKind<'tcx>
) -> Result<ConstantKind<'tcx>, !>
impl<'a, T> Captures<'a> for Twhere
T: ?Sized,
Layout
Note: Most layout information is completely unstable and may even differ between compilations. The only exception is types with certain repr(...) attributes. Please see the Rust Reference’s “Type Layout” chapter for details on type layout guarantees.
Size: 88 bytes