Struct Error 

pub struct Error(/* private fields */);

A general error with a message and a backtrace (if enabled).

Implementations

impl Error

pub fn new(message: String) -> Self

Creates a new error and captures the backtrace (if enabled).

pub fn message(&self) -> &str

Description of the error.

pub fn backtrace(&self) -> &Backtrace

Backtrace to where the error was created.

Trait Implementations

impl Debug for Error

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

Formats the value using the given formatter.

impl Display for Error

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

Formats the value using the given formatter.

impl Error for Error

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.