/// The `Key` trait controls what types can legally be used as the key
/// for a query.
pub trait Key: Sized {
- type CacheSelector = DefaultCacheSelector<Self>;
+ // N.B. Most of the keys down below have `type CacheSelector = DefaultCacheSelector<Self>;`,
+ // it would be reasonable to use associated type defaults, to remove the duplication...
+ //
+ // ...But r-a doesn't support them yet and using a default here causes r-a to not infer
+ // return types of queries which is very annoying. Thus, until r-a support associated
+ // type defaults, plese restrain from using them here <3
+ //
+ // r-a issue: <https://github.com/rust-lang/rust-analyzer/issues/13693>
+ type CacheSelector;
/// Given an instance of this key, what crate is it referring to?
/// This is used to find the provider.
}
impl Key for () {
+ type CacheSelector = DefaultCacheSelector<Self>;
+
#[inline(always)]
fn query_crate_is_local(&self) -> bool {
true
}
impl<'tcx> Key for ty::InstanceDef<'tcx> {
+ type CacheSelector = DefaultCacheSelector<Self>;
+
#[inline(always)]
fn query_crate_is_local(&self) -> bool {
true
}
impl<'tcx> Key for ty::Instance<'tcx> {
+ type CacheSelector = DefaultCacheSelector<Self>;
+
#[inline(always)]
fn query_crate_is_local(&self) -> bool {
true
}
impl<'tcx> Key for mir::interpret::GlobalId<'tcx> {
+ type CacheSelector = DefaultCacheSelector<Self>;
+
#[inline(always)]
fn query_crate_is_local(&self) -> bool {
true
}
impl<'tcx> Key for (Ty<'tcx>, Option<ty::PolyExistentialTraitRef<'tcx>>) {
+ type CacheSelector = DefaultCacheSelector<Self>;
+
#[inline(always)]
fn query_crate_is_local(&self) -> bool {
true
}
impl<'tcx> Key for mir::interpret::LitToConstInput<'tcx> {
+ type CacheSelector = DefaultCacheSelector<Self>;
+
#[inline(always)]
fn query_crate_is_local(&self) -> bool {
true
}
impl Key for DefId {
+ type CacheSelector = DefaultCacheSelector<Self>;
+
#[inline(always)]
fn query_crate_is_local(&self) -> bool {
self.krate == LOCAL_CRATE
}
impl Key for ty::WithOptConstParam<LocalDefId> {
+ type CacheSelector = DefaultCacheSelector<Self>;
+
#[inline(always)]
fn query_crate_is_local(&self) -> bool {
true
}
impl Key for SimplifiedType {
+ type CacheSelector = DefaultCacheSelector<Self>;
+
#[inline(always)]
fn query_crate_is_local(&self) -> bool {
true
}
impl Key for (DefId, DefId) {
+ type CacheSelector = DefaultCacheSelector<Self>;
+
#[inline(always)]
fn query_crate_is_local(&self) -> bool {
self.0.krate == LOCAL_CRATE
}
impl<'tcx> Key for (ty::Instance<'tcx>, LocalDefId) {
+ type CacheSelector = DefaultCacheSelector<Self>;
+
#[inline(always)]
fn query_crate_is_local(&self) -> bool {
true
}
impl Key for (DefId, LocalDefId) {
+ type CacheSelector = DefaultCacheSelector<Self>;
+
#[inline(always)]
fn query_crate_is_local(&self) -> bool {
self.0.krate == LOCAL_CRATE
}
impl Key for (LocalDefId, DefId) {
+ type CacheSelector = DefaultCacheSelector<Self>;
+
#[inline(always)]
fn query_crate_is_local(&self) -> bool {
true
}
impl Key for (LocalDefId, LocalDefId) {
+ type CacheSelector = DefaultCacheSelector<Self>;
+
#[inline(always)]
fn query_crate_is_local(&self) -> bool {
true
}
impl Key for (DefId, Option<Ident>) {
+ type CacheSelector = DefaultCacheSelector<Self>;
+
#[inline(always)]
fn query_crate_is_local(&self) -> bool {
self.0.krate == LOCAL_CRATE
}
impl Key for (DefId, LocalDefId, Ident) {
+ type CacheSelector = DefaultCacheSelector<Self>;
+
#[inline(always)]
fn query_crate_is_local(&self) -> bool {
self.0.krate == LOCAL_CRATE
}
impl Key for (CrateNum, DefId) {
+ type CacheSelector = DefaultCacheSelector<Self>;
+
#[inline(always)]
fn query_crate_is_local(&self) -> bool {
self.0 == LOCAL_CRATE
}
impl Key for (CrateNum, SimplifiedType) {
+ type CacheSelector = DefaultCacheSelector<Self>;
+
#[inline(always)]
fn query_crate_is_local(&self) -> bool {
self.0 == LOCAL_CRATE
}
impl Key for (DefId, SimplifiedType) {
+ type CacheSelector = DefaultCacheSelector<Self>;
+
#[inline(always)]
fn query_crate_is_local(&self) -> bool {
self.0.krate == LOCAL_CRATE
}
impl<'tcx> Key for SubstsRef<'tcx> {
+ type CacheSelector = DefaultCacheSelector<Self>;
+
#[inline(always)]
fn query_crate_is_local(&self) -> bool {
true
}
impl<'tcx> Key for (DefId, SubstsRef<'tcx>) {
+ type CacheSelector = DefaultCacheSelector<Self>;
+
#[inline(always)]
fn query_crate_is_local(&self) -> bool {
self.0.krate == LOCAL_CRATE
}
impl<'tcx> Key for (ty::UnevaluatedConst<'tcx>, ty::UnevaluatedConst<'tcx>) {
+ type CacheSelector = DefaultCacheSelector<Self>;
+
#[inline(always)]
fn query_crate_is_local(&self) -> bool {
(self.0).def.did.krate == LOCAL_CRATE
}
impl<'tcx> Key for (LocalDefId, DefId, SubstsRef<'tcx>) {
+ type CacheSelector = DefaultCacheSelector<Self>;
+
#[inline(always)]
fn query_crate_is_local(&self) -> bool {
true
}
impl<'tcx> Key for (ty::ParamEnv<'tcx>, ty::PolyTraitRef<'tcx>) {
+ type CacheSelector = DefaultCacheSelector<Self>;
+
#[inline(always)]
fn query_crate_is_local(&self) -> bool {
self.1.def_id().krate == LOCAL_CRATE
}
impl<'tcx> Key for (ty::Const<'tcx>, mir::Field) {
+ type CacheSelector = DefaultCacheSelector<Self>;
+
#[inline(always)]
fn query_crate_is_local(&self) -> bool {
true
}
impl<'tcx> Key for mir::interpret::ConstAlloc<'tcx> {
+ type CacheSelector = DefaultCacheSelector<Self>;
+
#[inline(always)]
fn query_crate_is_local(&self) -> bool {
true
}
impl<'tcx> Key for ty::PolyTraitRef<'tcx> {
+ type CacheSelector = DefaultCacheSelector<Self>;
+
#[inline(always)]
fn query_crate_is_local(&self) -> bool {
self.def_id().krate == LOCAL_CRATE
}
impl<'tcx> Key for ty::PolyExistentialTraitRef<'tcx> {
+ type CacheSelector = DefaultCacheSelector<Self>;
+
#[inline(always)]
fn query_crate_is_local(&self) -> bool {
self.def_id().krate == LOCAL_CRATE
}
impl<'tcx> Key for (ty::PolyTraitRef<'tcx>, ty::PolyTraitRef<'tcx>) {
+ type CacheSelector = DefaultCacheSelector<Self>;
+
#[inline(always)]
fn query_crate_is_local(&self) -> bool {
self.0.def_id().krate == LOCAL_CRATE
}
impl<'tcx> Key for GenericArg<'tcx> {
+ type CacheSelector = DefaultCacheSelector<Self>;
+
#[inline(always)]
fn query_crate_is_local(&self) -> bool {
true
}
impl<'tcx> Key for mir::ConstantKind<'tcx> {
+ type CacheSelector = DefaultCacheSelector<Self>;
+
#[inline(always)]
fn query_crate_is_local(&self) -> bool {
true
}
impl<'tcx> Key for ty::Const<'tcx> {
+ type CacheSelector = DefaultCacheSelector<Self>;
+
#[inline(always)]
fn query_crate_is_local(&self) -> bool {
true
}
impl<'tcx> Key for Ty<'tcx> {
+ type CacheSelector = DefaultCacheSelector<Self>;
+
#[inline(always)]
fn query_crate_is_local(&self) -> bool {
true
}
impl<'tcx> Key for TyAndLayout<'tcx> {
+ type CacheSelector = DefaultCacheSelector<Self>;
+
#[inline(always)]
fn query_crate_is_local(&self) -> bool {
true
}
impl<'tcx> Key for (Ty<'tcx>, Ty<'tcx>) {
+ type CacheSelector = DefaultCacheSelector<Self>;
+
#[inline(always)]
fn query_crate_is_local(&self) -> bool {
true
}
impl<'tcx> Key for &'tcx ty::List<ty::Predicate<'tcx>> {
+ type CacheSelector = DefaultCacheSelector<Self>;
+
#[inline(always)]
fn query_crate_is_local(&self) -> bool {
true
}
impl<'tcx> Key for ty::ParamEnv<'tcx> {
+ type CacheSelector = DefaultCacheSelector<Self>;
+
#[inline(always)]
fn query_crate_is_local(&self) -> bool {
true
}
impl<'tcx, T: Key> Key for ty::ParamEnvAnd<'tcx, T> {
+ type CacheSelector = DefaultCacheSelector<Self>;
+
#[inline(always)]
fn query_crate_is_local(&self) -> bool {
self.value.query_crate_is_local()
}
impl Key for Symbol {
+ type CacheSelector = DefaultCacheSelector<Self>;
+
#[inline(always)]
fn query_crate_is_local(&self) -> bool {
true
}
impl Key for Option<Symbol> {
+ type CacheSelector = DefaultCacheSelector<Self>;
+
#[inline(always)]
fn query_crate_is_local(&self) -> bool {
true
/// Canonical query goals correspond to abstract trait operations that
/// are not tied to any crate in particular.
impl<'tcx, T> Key for Canonical<'tcx, T> {
+ type CacheSelector = DefaultCacheSelector<Self>;
+
#[inline(always)]
fn query_crate_is_local(&self) -> bool {
true
}
impl Key for (Symbol, u32, u32) {
+ type CacheSelector = DefaultCacheSelector<Self>;
+
#[inline(always)]
fn query_crate_is_local(&self) -> bool {
true
}
impl<'tcx> Key for (DefId, Ty<'tcx>, SubstsRef<'tcx>, ty::ParamEnv<'tcx>) {
+ type CacheSelector = DefaultCacheSelector<Self>;
+
#[inline(always)]
fn query_crate_is_local(&self) -> bool {
true
}
impl<'tcx> Key for (ty::Predicate<'tcx>, traits::WellFormedLoc) {
+ type CacheSelector = DefaultCacheSelector<Self>;
+
#[inline(always)]
fn query_crate_is_local(&self) -> bool {
true
}
impl<'tcx> Key for (ty::PolyFnSig<'tcx>, &'tcx ty::List<Ty<'tcx>>) {
+ type CacheSelector = DefaultCacheSelector<Self>;
+
#[inline(always)]
fn query_crate_is_local(&self) -> bool {
true
}
impl<'tcx> Key for (ty::Instance<'tcx>, &'tcx ty::List<Ty<'tcx>>) {
+ type CacheSelector = DefaultCacheSelector<Self>;
+
#[inline(always)]
fn query_crate_is_local(&self) -> bool {
true
}
impl<'tcx> Key for (Ty<'tcx>, ty::ValTree<'tcx>) {
+ type CacheSelector = DefaultCacheSelector<Self>;
+
#[inline(always)]
fn query_crate_is_local(&self) -> bool {
true
}
impl Key for HirId {
+ type CacheSelector = DefaultCacheSelector<Self>;
+
#[inline(always)]
fn query_crate_is_local(&self) -> bool {
true