Enum UndoRedoError 

pub enum UndoRedoError {
    ChangeNotFound(String),
    CheckpointNotFound(String),
    NoMoreUndos,
    NoMoreRedos,
    StorageError(String),
    ValidationError(String),
    SerializationError(Error),
    IoError(Error),
}

Errors that can occur in the undo/redo system

Variants

ChangeNotFound(String)

Change not found in history

CheckpointNotFound(String)

Checkpoint not found

NoMoreUndos

No more undos available

NoMoreRedos

No more redos available

StorageError(String)

Storage error

ValidationError(String)

Validation error

SerializationError(Error)

Serialization error

IoError(Error)

IO error

Implementations

impl UndoRedoError

pub fn change_not_found(id: impl Into<String>) -> Self

Create a new ChangeNotFound error with context

pub fn checkpoint_not_found(id: impl Into<String>) -> Self

Create a new CheckpointNotFound error with context

pub fn storage_error(msg: impl Into<String>) -> Self

Create a new StorageError with context

pub fn validation_error(msg: impl Into<String>) -> Self

Create a new ValidationError with context

Trait Implementations

impl Debug for UndoRedoError

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

Formats the value using the given formatter.

impl Display for UndoRedoError

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

Formats the value using the given formatter.

impl Error for UndoRedoError

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<Error> for UndoRedoError

fn from(source: Error) -> Self

Converts to this type from the input type.

impl From<Error> for UndoRedoError

fn from(source: Error) -> Self

Converts to this type from the input type.