Enum DatabaseOpenError 

pub enum DatabaseOpenError {
    Io(Error),
    Key(DatabaseKeyError),
    DatabaseIntegrity(DatabaseIntegrityError),
    Version(DatabaseVersionParseError),
    UnsupportedVersion,
}

Errors upon reading a database.

Variants

Io(Error)

Key(DatabaseKeyError)

DatabaseIntegrity(DatabaseIntegrityError)

Version(DatabaseVersionParseError)

UnsupportedVersion

Trait Implementations

impl Debug for DatabaseOpenError

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

Formats the value using the given formatter.

impl Display for DatabaseOpenError

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

Formats the value using the given formatter.

impl Error for DatabaseOpenError

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

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

fn description(&self) -> &str

👎Deprecated since 1.42.0:

use the Display impl or to_string()

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.

impl From<DatabaseIntegrityError> for DatabaseOpenError

fn from(source: DatabaseIntegrityError) -> Self

Converts to this type from the input type.

impl From<DatabaseKeyError> for DatabaseOpenError

fn from(source: DatabaseKeyError) -> Self

Converts to this type from the input type.

impl From<DatabaseOpenError> for Error

fn from(source: DatabaseOpenError) -> Self

Converts to this type from the input type.

impl From<DatabaseVersionParseError> for DatabaseOpenError

fn from(source: DatabaseVersionParseError) -> Self

Converts to this type from the input type.

impl From<Error> for DatabaseOpenError

fn from(source: Error) -> Self

Converts to this type from the input type.