Trait rustc_query_system::query::config::QueryConfig
source · pub trait QueryConfig<Qcx: QueryContext>: Copy {
type Key: DepNodeParams<Qcx::DepContext> + Eq + Hash + Copy + Debug;
type Value: Copy;
type Cache: QueryCache<Key = Self::Key, Value = Self::Value>;
Show 18 methods
// Required methods
fn name(self) -> &'static str;
fn format_value(self) -> fn(_: &Self::Value) -> String;
fn query_state<'a>(self, tcx: Qcx) -> &'a QueryState<Self::Key>
where Qcx: 'a;
fn query_cache<'a>(self, tcx: Qcx) -> &'a Self::Cache
where Qcx: 'a;
fn cache_on_disk(self, tcx: Qcx::DepContext, key: &Self::Key) -> bool;
fn execute_query(self, tcx: Qcx::DepContext, k: Self::Key) -> Self::Value;
fn compute(self, tcx: Qcx, key: Self::Key) -> Self::Value;
fn try_load_from_disk(
self,
tcx: Qcx,
key: &Self::Key,
prev_index: SerializedDepNodeIndex,
index: DepNodeIndex,
) -> Option<Self::Value>;
fn loadable_from_disk(
self,
qcx: Qcx,
key: &Self::Key,
idx: SerializedDepNodeIndex,
) -> bool;
fn value_from_cycle_error(
self,
tcx: Qcx::DepContext,
cycle_error: &CycleError,
guar: ErrorGuaranteed,
) -> Self::Value;
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>;
// Provided method
fn construct_dep_node(
self,
tcx: Qcx::DepContext,
key: &Self::Key,
) -> DepNode { ... }
}
Required Associated Types§
type Key: DepNodeParams<Qcx::DepContext> + Eq + Hash + Copy + Debug
type Value: Copy
type Cache: QueryCache<Key = Self::Key, Value = Self::Value>
Required Methods§
fn name(self) -> &'static str
fn format_value(self) -> fn(_: &Self::Value) -> String
fn query_state<'a>(self, tcx: Qcx) -> &'a QueryState<Self::Key>where
Qcx: 'a,
fn query_cache<'a>(self, tcx: Qcx) -> &'a Self::Cachewhere
Qcx: 'a,
fn cache_on_disk(self, tcx: Qcx::DepContext, key: &Self::Key) -> bool
fn execute_query(self, tcx: Qcx::DepContext, k: Self::Key) -> Self::Value
fn compute(self, tcx: Qcx, key: Self::Key) -> Self::Value
fn try_load_from_disk( self, tcx: Qcx, key: &Self::Key, prev_index: SerializedDepNodeIndex, index: DepNodeIndex, ) -> Option<Self::Value>
fn loadable_from_disk( self, qcx: Qcx, key: &Self::Key, idx: SerializedDepNodeIndex, ) -> bool
sourcefn value_from_cycle_error(
self,
tcx: Qcx::DepContext,
cycle_error: &CycleError,
guar: ErrorGuaranteed,
) -> Self::Value
fn value_from_cycle_error( self, tcx: Qcx::DepContext, cycle_error: &CycleError, guar: ErrorGuaranteed, ) -> 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>
Provided Methods§
fn construct_dep_node(self, tcx: Qcx::DepContext, key: &Self::Key) -> DepNode
Object Safety§
This trait is not object safe.