rustc_middle::query::plumbing

Function query_ensure_error_guaranteed

Source 
pub fn query_ensure_error_guaranteed<'tcx, Cache, T>(
    tcx: TyCtxt<'tcx>,
    execute_query: fn(_: TyCtxt<'tcx>, _: Span, _: Cache::Key, _: QueryMode) -> Option<Cache::Value>,
    query_cache: &Cache,
    key: Cache::Key,
    check_cache: bool,
) -> Result<(), ErrorGuaranteed>
where
    Cache: QueryCache<Value = Erase<Result<T, ErrorGuaranteed>>>,
    Result<T, ErrorGuaranteed>: EraseType,