Trait rustc_query_system::query::QueryDescription

pub trait QueryDescription<CTX: QueryContext>: QueryAccessors<CTX> {
    fn describe(tcx: CTX, key: Self::Key) -> Cow<'static, str>;

    fn cache_on_disk(_: CTX, _: &Self::Key, _: Option<&Self::Value>) -> bool { ... }
    fn try_load_from_disk(
        _: CTX, 
        _: SerializedDepNodeIndex
    ) -> Option<Self::Value> { ... }
}

Required methods

fn describe(tcx: CTX, key: Self::Key) -> Cow<'static, str>

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Provided methods

fn cache_on_disk(_: CTX, _: &Self::Key, _: Option<&Self::Value>) -> bool

fn try_load_from_disk(_: CTX, _: SerializedDepNodeIndex) -> Option<Self::Value>

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Implementors

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