Struct rustc_query_impl::queries::impl_polarity

pub struct impl_polarity<'tcx> {
    data: PhantomData<&'tcx ()>,
}

Fields

data: PhantomData<&'tcx ()>

Trait Implementations

impl<'tcx> Clone for impl_polarity<'tcx>

fn clone(&self) -> impl_polarity<'tcx>

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl<'tcx> Default for impl_polarity<'tcx>

fn default() -> impl_polarity<'tcx>

Returns the “default value” for a type.

impl<'tcx> QueryConfig<QueryCtxt<'tcx>> for impl_polarity<'tcx>

type Key = DefId

type Value = Erased<impl Copy>

fn name(self) -> &'static str

fn format_value(self) -> fn(_: &Self::Value) -> String

fn cache_on_disk(self, tcx: TyCtxt<'tcx>, key: &Self::Key) -> bool

type Cache = DefaultCache<DefId, Erased<impl Copy>>

fn query_state<'a>( self, tcx: QueryCtxt<'tcx> ) -> &'a QueryState<Self::Key, DepKind>where QueryCtxt<'tcx>: 'a,

fn query_cache<'a>(self, tcx: QueryCtxt<'tcx>) -> &'a Self::Cachewhere 'tcx: 'a,

fn execute_query(self, tcx: TyCtxt<'tcx>, key: Self::Key) -> Self::Value

fn compute(self, qcx: QueryCtxt<'tcx>, key: Self::Key) -> Self::Value

fn try_load_from_disk( self, _qcx: QueryCtxt<'tcx>, _key: &Self::Key ) -> TryLoadFromDisk<QueryCtxt<'tcx>, Self::Value>

fn loadable_from_disk( self, _qcx: QueryCtxt<'tcx>, _key: &Self::Key, _index: SerializedDepNodeIndex ) -> bool

fn value_from_cycle_error( self, tcx: TyCtxt<'tcx>, cycle: &[QueryInfo<DepKind>] ) -> Self::Value

Synthesize an error value to let compilation continue after a cycle.

fn anon(self) -> bool

fn eval_always(self) -> bool

fn depth_limit(self) -> bool

fn feedable(self) -> bool

fn dep_kind(self) -> DepKind

fn handle_cycle_error(self) -> HandleCycleError

fn hash_result(self) -> HashResult<Self::Value>

fn construct_dep_node( self, tcx: <Qcx as HasDepContext>::DepContext, key: &Self::Key ) -> DepNode<<Qcx as HasDepContext>::DepKind>

impl<'tcx> QueryConfigRestored<'tcx> for impl_polarity<'tcx>

type RestoredValue = ImplPolarity

fn restore(value: Erased<impl Copy>) -> Self::RestoredValue

impl<'tcx> Copy for impl_polarity<'tcx>

Layout

Note: Most layout information is completely unstable and may even differ between compilations. The only exception is types with certain repr(...) attributes. Please see the Rust Reference’s “Type Layout” chapter for details on type layout guarantees.

Size: 0 bytes