[][src]Struct rustc::traits::specialize::specialization_graph::Children

struct Children {
    nonblanket_impls: FxHashMap<SimplifiedType, Vec<DefId>>,
    blanket_impls: Vec<DefId>,
}
⚙️ This is an internal compiler API. (rustc_private)

This crate is being loaded from the sysroot, a permanently unstable location for private compiler dependencies. It is not intended for general use. Prefer using a public version of this crate from crates.io via Cargo.toml.

Children of a given impl, grouped into blanket/non-blanket varieties as is done in TraitDef.

Fields

nonblanket_impls: FxHashMap<SimplifiedType, Vec<DefId>>
⚙️ This is an internal compiler API. (rustc_private)

This crate is being loaded from the sysroot, a permanently unstable location for private compiler dependencies. It is not intended for general use. Prefer using a public version of this crate from crates.io via Cargo.toml.

Impls of the trait.

blanket_impls: Vec<DefId>
⚙️ This is an internal compiler API. (rustc_private)

This crate is being loaded from the sysroot, a permanently unstable location for private compiler dependencies. It is not intended for general use. Prefer using a public version of this crate from crates.io via Cargo.toml.

Blanket impls associated with the trait.

Methods

impl<'tcx> Children[src]

fn insert_blindly(&mut self, tcx: TyCtxt<'tcx>, impl_def_id: DefId)[src]

⚙️ This is an internal compiler API. (rustc_private)

This crate is being loaded from the sysroot, a permanently unstable location for private compiler dependencies. It is not intended for general use. Prefer using a public version of this crate from crates.io via Cargo.toml.

Insert an impl into this set of children without comparing to any existing impls.

fn remove_existing(&mut self, tcx: TyCtxt<'tcx>, impl_def_id: DefId)[src]

⚙️ This is an internal compiler API. (rustc_private)

This crate is being loaded from the sysroot, a permanently unstable location for private compiler dependencies. It is not intended for general use. Prefer using a public version of this crate from crates.io via Cargo.toml.

Removes an impl from this set of children. Used when replacing an impl with a parent. The impl must be present in the list of children already.

fn insert(
    &mut self,
    tcx: TyCtxt<'tcx>,
    impl_def_id: DefId,
    simplified_self: Option<SimplifiedType>
) -> Result<Inserted, OverlapError>
[src]

⚙️ This is an internal compiler API. (rustc_private)

This crate is being loaded from the sysroot, a permanently unstable location for private compiler dependencies. It is not intended for general use. Prefer using a public version of this crate from crates.io via Cargo.toml.

Attempt to insert an impl into this set of children, while comparing for specialization relationships.

fn iter(&mut self) -> impl Iterator<Item = DefId> + '_[src]

⚙️ This is an internal compiler API. (rustc_private)

This crate is being loaded from the sysroot, a permanently unstable location for private compiler dependencies. It is not intended for general use. Prefer using a public version of this crate from crates.io via Cargo.toml.

fn filtered(&mut self, st: SimplifiedType) -> impl Iterator<Item = DefId> + '_[src]

⚙️ This is an internal compiler API. (rustc_private)

This crate is being loaded from the sysroot, a permanently unstable location for private compiler dependencies. It is not intended for general use. Prefer using a public version of this crate from crates.io via Cargo.toml.

Trait Implementations

impl Decodable for Children[src]

impl Default for Children[src]

impl Encodable for Children[src]

impl<'a> HashStable<StableHashingContext<'a>> for Children[src]

Auto Trait Implementations

impl RefUnwindSafe for Children

impl Send for Children

impl Sync for Children

impl Unpin for Children

impl UnwindSafe for Children

Blanket Implementations

impl<T> Any for T where
    T: 'static + ?Sized
[src]

impl<T> Borrow<T> for T where
    T: ?Sized
[src]

impl<T> BorrowMut<T> for T where
    T: ?Sized
[src]

impl<'a, T> Captures<'a> for T where
    T: ?Sized
[src]

impl<T> Decodable for T where
    T: UseSpecializedDecodable
[src]

impl<T> Encodable for T where
    T: UseSpecializedEncodable + ?Sized
[src]

impl<T> Erased for T[src]

impl<T> From<T> for T[src]

impl<T, U> Into<U> for T where
    U: From<T>, 
[src]

impl<T> MaybeResult<T> for T[src]

type Error = !

⚙️ This is an internal compiler API. (rustc_private)

This crate is being loaded from the sysroot, a permanently unstable location for private compiler dependencies. It is not intended for general use. Prefer using a public version of this crate from crates.io via Cargo.toml.

impl<E> SpecializationError for E[src]

impl<T, U> TryFrom<U> for T where
    U: Into<T>, 
[src]

type Error = Infallible

The type returned in the event of a conversion error.

impl<T, U> TryInto<U> for T where
    U: TryFrom<T>, 
[src]

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.