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DatabaseError

Enum DatabaseError

pub enum DatabaseError {
Show 13 variants    Open(DatabaseErrorInfo),
    CreateTable(DatabaseErrorInfo),
    Write(Box<DatabaseWriteError>),
    Read(DatabaseErrorInfo),
    Delete(DatabaseErrorInfo),
    Commit(DatabaseErrorInfo),
    InitTx(DatabaseErrorInfo),
    InitCursor(DatabaseErrorInfo),
    Decode,
    Stats(DatabaseErrorInfo),
    LogLevelUnavailable(LogLevel),
    Other(String),
    Custom(Arc<dyn Error + Sync + Send>),
}

Expand description

Database error type.

Variants§

Open(DatabaseErrorInfo)

Failed to open the database.

CreateTable(DatabaseErrorInfo)

Failed to create a table in the database.

Write(Box<DatabaseWriteError>)

Failed to write a value into a table.

Read(DatabaseErrorInfo)

Failed to read a value from a table.

Delete(DatabaseErrorInfo)

Failed to delete a (key, value) pair from a table.

Commit(DatabaseErrorInfo)

Failed to commit transaction changes into the database.

InitTx(DatabaseErrorInfo)

Failed to initialize a transaction.

InitCursor(DatabaseErrorInfo)

Failed to initialize a cursor.

Decode

Failed to decode a key from a table.

Stats(DatabaseErrorInfo)

Failed to get database stats.

LogLevelUnavailable(LogLevel)

Failed to use the specified log level, as it’s not available.

Other(String)

Other unspecified error.

Custom(Arc<dyn Error + Sync + Send>)

Other unspecified error.

Trait Implementations§

impl Clone for DatabaseError

fn clone(&self) -> DatabaseError

Returns a duplicate of the value. Read more

1.0.0 (const: unstable) · Source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more

impl Debug for DatabaseError

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

Formats the value using the given formatter. Read more

impl Display for DatabaseError

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

Formats the value using the given formatter. Read more

impl Error for DatabaseError

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 #99301)

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

impl From<Arc<dyn Error + Sync + Send>> for DatabaseError

fn from(source: Arc<dyn Error + Sync + Send>) -> DatabaseError

Converts to this type from the input type.

impl From<DatabaseError> for ProviderError

fn from(source: DatabaseError) -> ProviderError

Converts to this type from the input type.

impl From<DatabaseError> for RethError

fn from(source: DatabaseError) -> Self

Converts to this type from the input type.

impl From<DatabaseWriteError> for DatabaseError

fn from(error: DatabaseWriteError) -> DatabaseError

Converts to this type from the input type.

impl From<DecompressError> for DatabaseError

fn from(_: DecompressError) -> DatabaseError

Converts to this type from the input type.

impl From<StorageRootError> for DatabaseError

fn from(err: StorageRootError) -> DatabaseError

Converts to this type from the input type.

Auto Trait Implementations§

impl !RefUnwindSafe for DatabaseError

impl !UnwindSafe for DatabaseError

impl Freeze for DatabaseError

impl Send for DatabaseError

impl Sync for DatabaseError

impl Unpin for DatabaseError

impl UnsafeUnpin for DatabaseError

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> CloneToUninit for T
where T: Clone,

unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit #126799)

Performs copy-assignment from self to dest. Read more

impl<T> DynClone for T
where T: Clone,

fn __clone_box(&self, _: Private) -> *mut ()

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> MaybeDebug for T
where T: Debug,

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

fn type_id(&self) -> TypeId

Returns the lifetime-erased type ID of self.

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

impl<T> Same for T

type Output = T

Should always be Self

impl<T> ToOwned for T
where T: Clone,

type Owned = T

The resulting type after obtaining ownership.

fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more

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 = !

The type returned in the event of a conversion error.

fn try_from(value: U) -> Result<T, !>

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<V, T> VZip<V> for T
where V: MultiLane<T>,

fn vzip(self) -> V

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

Layout§

Note: Most layout information is completely unstable and may even differ between compilations. The only exception is types with certain repr(...) attributes. Please see the Rust Reference's “Type Layout” chapter for details on type layout guarantees.

Size: 32 bytes

Size for each variant:

Open: 31 bytes
CreateTable: 31 bytes
Write: 15 bytes
Read: 31 bytes
Delete: 31 bytes
Commit: 31 bytes
InitTx: 31 bytes
InitCursor: 31 bytes
Decode: 0 bytes
Stats: 31 bytes
LogLevelUnavailable: 1 byte
Other: 31 bytes
Custom: 23 bytes