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GlwEventCacheError

Enum GlwEventCacheError

pub enum GlwEventCacheError {
    CachePolicyJsonDecodeError(Error),
    DatabaseError(DatabaseError),
    TransactionError(TransactionError),
    TableError(TableError),
    StorageError(StorageError),
    CommitError(CommitError),
    FetchError(FetchError),
    SystemTimeError(SystemTimeError),
}

Expand description

Errors that arise from the three-tier cache around GLW events.

Variants§

CachePolicyJsonDecodeError(Error)

error decoding the JSON serialised cache policy

DatabaseError(DatabaseError)

the underlying redb database returned an error opening the file

TransactionError(TransactionError)

the underlying redb transaction returned an error

TableError(TableError)

the underlying redb table returned an error

StorageError(StorageError)

the underlying redb storage returned an error

CommitError(CommitError)

the underlying redb commit returned an error

FetchError(FetchError)

the upstream HTTP fetch failed

SystemTimeError(SystemTimeError)

system time error while computing cache freshness

Trait Implementations§

impl Debug for GlwEventCacheError

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

impl Display for GlwEventCacheError

fn fmt(&self, __formatter: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

impl Error for GlwEventCacheError

fn source(&self) -> Option<&(dyn Error + 'static)>

Returns the lower-level source of this error, if any. Read more

1.0.0 · Source§

fn description(&self) -> &str

👎Deprecated since 1.42.0:

use the Display impl or to_string()

1.0.0 · Source§

fn cause(&self) -> Option<&dyn Error>

👎Deprecated since 1.33.0:

replaced by Error::source, which can support downcasting

fn provide<'a>(&'a self, request: &mut Request<'a>)

🔬This is a nightly-only experimental API. (error_generic_member_access)

Provides type-based access to context intended for error reports. Read more

impl From<CommitError> for GlwEventCacheError

fn from(source: CommitError) -> Self

Converts to this type from the input type.

impl From<DatabaseError> for GlwEventCacheError

fn from(source: DatabaseError) -> Self

Converts to this type from the input type.

impl From<Error> for GlwEventCacheError

fn from(source: Error) -> Self

Converts to this type from the input type.

impl From<FetchError> for GlwEventCacheError

fn from(source: FetchError) -> Self

Converts to this type from the input type.

impl From<GlwEventCacheError> for Error

fn from(source: GlwEventCacheError) -> Self

Converts to this type from the input type.

impl From<StorageError> for GlwEventCacheError

fn from(source: StorageError) -> Self

Converts to this type from the input type.

impl From<SystemTimeError> for GlwEventCacheError

fn from(source: SystemTimeError) -> Self

Converts to this type from the input type.

impl From<TableError> for GlwEventCacheError

fn from(source: TableError) -> Self

Converts to this type from the input type.

impl From<TransactionError> for GlwEventCacheError

fn from(source: TransactionError) -> Self

Converts to this type from the input type.

Auto Trait Implementations§

impl !RefUnwindSafe for GlwEventCacheError

impl !UnwindSafe for GlwEventCacheError

impl Freeze for GlwEventCacheError

impl Send for GlwEventCacheError

impl Sync for GlwEventCacheError

impl Unpin for GlwEventCacheError

impl UnsafeUnpin for GlwEventCacheError

Blanket Implementations§

impl<T> Any for T
where T: 'static + ?Sized,

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

impl<T> Borrow<T> for T
where T: ?Sized,

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

impl<T> BorrowMut<T> for T
where T: ?Sized,

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

impl<ST, DT> CastableFrom<ST, Initialized, Initialized> for DT
where ST: ?Sized, DT: ?Sized,

impl<ST, DT> CastableFrom<ST, Uninit, Uninit> for DT
where ST: ?Sized, DT: ?Sized,

impl<T> From<T> for T

fn from(t: T) -> T

Returns the argument unchanged.

impl<T> Instrument for T

fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more

fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more

impl<T, U> Into<U> for T
where U: From<T>,

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

impl<T> IntoEither for T

fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

impl<T> Pointable for T

const ALIGN: usize

The alignment of pointer.

type Init = T

The type for initializers.

unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more

unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more

unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more

unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more

impl<T> PolicyExt for T
where T: ?Sized,

fn and<P, B, E>(self, other: P) -> And<T, P>
where T: Sized + Policy<B, E>, P: Policy<B, E>,

Create a new Policy that returns Action::Follow only if self and other return Action::Follow. Read more

fn or<P, B, E>(self, other: P) -> Or<T, P>
where T: Sized + Policy<B, E>, P: Policy<B, E>,

Create a new Policy that returns Action::Follow if either self or other returns Action::Follow. Read more

impl<T> Read<Exclusive, BecauseExclusive> for T
where T: ?Sized,

impl<T> Same for T

type Output = T

Should always be Self

impl<SS, SP> SupersetOf<SS> for SP
where SS: SubsetOf<SP>,

fn to_subset(&self) -> Option<SS>

The inverse inclusion map: attempts to construct self from the equivalent element of its superset. Read more

fn is_in_subset(&self) -> bool

Checks if self is actually part of its subset T (and can be converted to it).

fn to_subset_unchecked(&self) -> SS

Use with care! Same as self.to_subset but without any property checks. Always succeeds.

fn from_subset(element: &SS) -> SP

The inclusion map: converts self to the equivalent element of its superset.

impl<T> ToString for T
where T: Display + ?Sized,

fn to_string(&self) -> String

Converts the given value to a String. Read more

impl<T, U> TryFrom<U> for T
where U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.

impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.

impl<T> WithSubscriber for T

fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more

fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more