Enum diesel::migration::MigrationError

pub enum MigrationError {
    MigrationDirectoryNotFound,
    UnknownMigrationFormat(PathBuf),
    IoError(Error),
    UnknownMigrationVersion(String),
    NoMigrationRun,
    // some variants omitted
}

Errors that occur while preparing to run migrations

Variants

MigrationDirectoryNotFound

The migration directory wasn't found

UnknownMigrationFormat(PathBuf)

Provided migration was in an unknown format

IoError(Error)

General system IO error

UnknownMigrationVersion(String)

Provided migration had an incompatible version number

NoMigrationRun

No migrations had to be/ could be run

Trait Implementations

impl PartialEq<MigrationError> for MigrationError

fn eq(&self, other: &Self) -> bool

This method tests for self and other values to be equal, and is used by ==.

#[must_use] fn ne(&self, other: &Rhs) -> bool

This method tests for !=.

impl From<Error> for MigrationError

fn from(e: Error) -> Self

Performs the conversion.

impl From<MigrationError> for RunMigrationsError

fn from(e: MigrationError) -> Self

Performs the conversion.

impl Display for MigrationError

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

Formats the value using the given formatter.

impl Debug for MigrationError

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

Formats the value using the given formatter.

impl Error for MigrationError

fn description(&self) -> &str

This method is soft-deprecated.

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

Deprecating in 1.33.0

: replaced by Error::source, which can support downcasting

The lower-level cause of this error, if any.

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

The lower-level source of this error, if any.