Struct Error 

pub struct Error { /* private fields */ }

Error type returns in algo module.

Implementations

impl Error

pub fn new(kind: ErrorKind, msg: String) -> Self

Arguments

• kind: Specifies what kind of error is being created.
• msg: Cause of the error.

Returns

Constructed Error.

pub fn new_etnf() -> Self

Creates a new EulerianTrailNotFound kind of error.

Returns

Error with EulerianTrailNotFound kind and predefined message.

pub fn new_ecnf() -> Self

Creates a new EulerianCircuitNotFound kind of error.

Returns

Error with EulerianCircuitNotFound kind and predefined message.

pub fn new_ncd() -> Self

pub fn msg(&self) -> &str

Returns

Message inside of the error.

pub fn kind(&self) -> &ErrorKind

Returns

What kind the error is.

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.