Struct rustc_infer::infer::TypeFreshener
source · pub struct TypeFreshener<'a, 'tcx> {
infcx: &'a InferCtxt<'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<'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: boolImplementations§
source§impl<'a, 'tcx> TypeFreshener<'a, 'tcx>
impl<'a, 'tcx> TypeFreshener<'a, 'tcx>
pub fn new(
infcx: &'a InferCtxt<'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§
source§impl<'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_predicate(&mut self, p: Predicate<'tcx>) -> Predicate<'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§
source§impl<'tcx, F> FallibleTypeFolder<'tcx> for Fwhere
F: TypeFolder<'tcx>,
impl<'tcx, F> FallibleTypeFolder<'tcx> for Fwhere
F: TypeFolder<'tcx>,
type Error = !
fn tcx<'a>(&'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_predicate(
&mut self,
p: Predicate<'tcx>
) -> Result<Predicate<'tcx>, !>
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