Enum devicemapper::DmError

pub enum DmError {
    Dm(ErrorEnum, String),
    Core(Error),
}

Super error type, with constructors distinguishing outer errors from core errors.

Variants

Dm(ErrorEnum, String)

DM errors

Core(Error)

Errors in the core devicemapper functionality

Trait Implementations

impl Debug for DmError

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

Formats the value using the given formatter.

impl Display for DmError

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

Formats the value using the given formatter.

impl Error for DmError

pub fn description(&self) -> &str

👎 Deprecated since 1.42.0:

use the Display impl or to_string()

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

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

pub fn backtrace(&self) -> Option<&Backtrace>

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

Returns a stack backtrace, if available, of where this error occurred.

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

👎 Deprecated since 1.33.0:

replaced by Error::source, which can support downcasting