Struct Error

pub struct Error {
    pub ctx: String,
    pub location: &'static Location<'static>,
    pub cause: Option<Box<dyn Error + Send + 'static>>,
}

An error that is a human-targetted string plus an optional cause.

Fields

ctx: String

The human-targetting error string.

location: &'static Location<'static>

The location of the error.

cause: Option<Box<dyn Error + Send + 'static>>

The optional cause of the error.

Implementations

impl Error

pub fn new<S, E>(ctx: S, cause: E) -> Error

where S: ToString, E: Error + Send + 'static,

Create a new error with the given cause.

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 description(&self) -> &str

👎Deprecated since 1.42.0: use the Display impl or to_string()

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

Returns the lower-level source of this error, if any.

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.