Enum dlib::DlError

pub enum DlError {
    CantOpen(LibLoadingError),
    MissingSymbol(&'static str),
}

An error generated when failing to load a library

Variants

CantOpen(LibLoadingError)

The requested library would not be opened

Includes the error reported by libloading when trying to open the library.

MissingSymbol(&'static str)

Some required symbol was missing in the library

Trait Implementations

impl Debug for DlError

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

Formats the value using the given formatter.

impl Display for DlError

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

Formats the value using the given formatter.

impl Error for DlError

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 description(&self) -> &str

👎 Deprecated since 1.42.0:

use the Display impl or to_string()

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

👎 Deprecated since 1.33.0:

replaced by Error::source, which can support downcasting