[][src]Struct rustc::middle::stability::Index

pub struct Index<'tcx> {
    pub stab_map: FxHashMap<HirId, &'tcx Stability>,
    pub const_stab_map: FxHashMap<HirId, &'tcx ConstStability>,
    pub depr_map: FxHashMap<HirId, DeprecationEntry>,
    pub staged_api: FxHashMap<CrateNum, bool>,
    pub active_features: FxHashSet<Symbol>,
}
⚙️ 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.

A stability index, giving the stability level for items and methods.

Fields

stab_map: FxHashMap<HirId, &'tcx Stability>
⚙️ 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.

This is mostly a cache, except the stabilities of local items are filled by the annotator.

const_stab_map: FxHashMap<HirId, &'tcx ConstStability>
⚙️ 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.

depr_map: FxHashMap<HirId, DeprecationEntry>
⚙️ 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.

staged_api: FxHashMap<CrateNum, bool>
⚙️ 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.

Maps for each crate whether it is part of the staged API.

active_features: FxHashSet<Symbol>
⚙️ 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.

Features enabled for this crate.

Methods

impl<'tcx> Index<'tcx>[src]

pub fn local_stability(&self, id: HirId) -> Option<&'tcx Stability>[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.

pub fn local_const_stability(&self, id: HirId) -> Option<&'tcx ConstStability>[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.

pub fn local_deprecation_entry(&self, id: HirId) -> Option<DeprecationEntry>[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<'tcx> ArenaAllocatable for Index<'tcx>[src]

impl<'tcx> ArenaField<'tcx> for Index<'tcx>[src]

impl<'tcx, '__ctx> HashStable<StableHashingContext<'__ctx>> for Index<'tcx>[src]

Auto Trait Implementations

impl<'tcx> RefUnwindSafe for Index<'tcx>

impl<'tcx> Send for Index<'tcx>

impl<'tcx> Sync for Index<'tcx>

impl<'tcx> Unpin for Index<'tcx>

impl<'tcx> UnwindSafe for Index<'tcx>

Blanket Implementations

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

impl<T> ArenaAllocatable for T where
    T: Copy
[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> 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.