Trait rustc_middle::query::keys::AsLocalKey

pub trait AsLocalKey: Key {
    type LocalKey;

    // Required method
    fn as_local_key(&self) -> Option<Self::LocalKey>;
}

Required Associated Types

type LocalKey

Required Methods

fn as_local_key(&self) -> Option<Self::LocalKey>

Given an instance of this key, what crate is it referring to? This is used to find the provider.

Implementations on Foreign Types

impl AsLocalKey for CrateNum

type LocalKey = LocalCrate

fn as_local_key(&self) -> Option<Self::LocalKey>

impl AsLocalKey for ModDefId

type LocalKey = LocalModDefId

fn as_local_key(&self) -> Option<Self::LocalKey>

impl AsLocalKey for DefId

type LocalKey = LocalDefId

fn as_local_key(&self) -> Option<Self::LocalKey>

impl AsLocalKey for (CrateNum, DefId)

type LocalKey = DefId

fn as_local_key(&self) -> Option<Self::LocalKey>

impl AsLocalKey for (CrateNum, SimplifiedType)

type LocalKey = SimplifiedType

fn as_local_key(&self) -> Option<Self::LocalKey>

Implementors

impl<'tcx> AsLocalKey for InstanceDef<'tcx>

type LocalKey = InstanceDef<'tcx>