Struct rustc_infer::infer::freshen::TypeFreshener

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>>,
}

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>>

Implementations

impl<'a, 'tcx> TypeFreshener<'a, 'tcx>

pub fn new(infcx: &'a InferCtxt<'tcx>) -> TypeFreshener<'a, 'tcx>

fn freshen_ty<F>( &mut self, opt_ty: Option<Ty<'tcx>>, key: InferTy, mk_fresh: F ) -> Ty<'tcx>where F: FnOnce(u32) -> Ty<'tcx>,

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>,

impl<'a, 'tcx> TypeFreshener<'a, 'tcx>

fn fold_infer_ty(&mut self, v: InferTy) -> Option<Ty<'tcx>>

Trait Implementations

impl<'a, 'tcx> TypeFolder<TyCtxt<'tcx>> for TypeFreshener<'a, 'tcx>

fn interner(&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: <I as Interner>::Binder<T> ) -> <I as Interner>::Binder<T>where T: TypeFoldable<I>, <I as Interner>::Binder<T>: TypeSuperFoldable<I>,

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: 80 bytes