Struct rustc::middle::stability::Index

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

🔬 This is a nightly-only experimental API. (rustc_private)

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

Fields

stab_map: FxHashMap<HirId, &'tcx Stability>

🔬 This is a nightly-only experimental API. (rustc_private)

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

depr_map: FxHashMap<HirId, DeprecationEntry>

🔬 This is a nightly-only experimental API. (rustc_private)

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staged_api: FxHashMap<CrateNum, bool>

🔬 This is a nightly-only experimental API. (rustc_private)

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

active_features: FxHashSet<Symbol>

🔬 This is a nightly-only experimental API. (rustc_private)

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Features enabled for this crate.

Methods

impl<'a, 'tcx> Index<'tcx>

pub fn new(tcx: TyCtxt<'a, 'tcx, 'tcx>) -> Index<'tcx>

🔬 This is a nightly-only experimental API. (rustc_private)

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

🔬 This is a nightly-only experimental API. (rustc_private)

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pub fn local_deprecation_entry(&self, id: HirId) -> Option<DeprecationEntry>

🔬 This is a nightly-only experimental API. (rustc_private)

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Trait Implementations

impl<'a, 'tcx> HashStable<StableHashingContext<'a>> for Index<'tcx>

fn hash_stable<W: StableHasherResult>(     &self,     __ctx: &mut StableHashingContext<'a>,     __hasher: &mut StableHasher<W> )

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?