Trait rustc_metadata::rmeta::decoder::LazyQueryDecodable

trait LazyQueryDecodable<'a, 'tcx, T> {
    fn decode_query(
        self, 
        cdata: CrateMetadataRef<'a>, 
        tcx: TyCtxt<'tcx>, 
        err: impl FnOnce() -> !
    ) -> T;
}

Required methods

fn decode_query(
    self,
    cdata: CrateMetadataRef<'a>,
    tcx: TyCtxt<'tcx>,
    err: impl FnOnce() -> !
) -> T

Implementations on Foreign Types

impl<'a, 'tcx, T> LazyQueryDecodable<'a, 'tcx, T> for Option<Lazy<T>> where
    T: Decodable<DecodeContext<'a, 'tcx>>, 

fn decode_query(
    self,
    cdata: CrateMetadataRef<'a>,
    tcx: TyCtxt<'tcx>,
    err: impl FnOnce() -> !
) -> T

impl<'a, 'tcx, T> LazyQueryDecodable<'a, 'tcx, &'tcx T> for Option<Lazy<T>> where
    T: Decodable<DecodeContext<'a, 'tcx>>,
    T: ArenaAllocatable<'tcx>, 

fn decode_query(
    self,
    cdata: CrateMetadataRef<'a>,
    tcx: TyCtxt<'tcx>,
    err: impl FnOnce() -> !
) -> &'tcx T

impl<'a, 'tcx, T> LazyQueryDecodable<'a, 'tcx, Option<T>> for Option<Lazy<T>> where
    T: Decodable<DecodeContext<'a, 'tcx>>, 

fn decode_query(
    self,
    cdata: CrateMetadataRef<'a>,
    tcx: TyCtxt<'tcx>,
    _err: impl FnOnce() -> !
) -> Option<T>

impl<'a, 'tcx, T, E> LazyQueryDecodable<'a, 'tcx, Result<Option<T>, E>> for Option<Lazy<T>> where
    T: Decodable<DecodeContext<'a, 'tcx>>, 

fn decode_query(
    self,
    cdata: CrateMetadataRef<'a>,
    tcx: TyCtxt<'tcx>,
    _err: impl FnOnce() -> !
) -> Result<Option<T>, E>

impl<'a, 'tcx, T> LazyQueryDecodable<'a, 'tcx, &'tcx [T]> for Option<Lazy<[T], usize>> where
    T: Decodable<DecodeContext<'a, 'tcx>> + Copy, 

fn decode_query(
    self,
    cdata: CrateMetadataRef<'a>,
    tcx: TyCtxt<'tcx>,
    _err: impl FnOnce() -> !
) -> &'tcx [T]

impl<'a, 'tcx> LazyQueryDecodable<'a, 'tcx, Option<DeprecationEntry>> for Option<Lazy<Deprecation>>

fn decode_query(
    self,
    cdata: CrateMetadataRef<'a>,
    tcx: TyCtxt<'tcx>,
    _err: impl FnOnce() -> !
) -> Option<DeprecationEntry>

Implementors