Enum RosaceError 

pub enum RosaceError {
    NotFound {
        resource: &'static str,
    },
    InvalidState(String),
    LayoutError(String),
    Internal(String),
}

Errors that can arise within the ROSACE framework.

Variants

NotFound

A required resource could not be located.

Fields

resource: &'static str

InvalidState(String)

The system is in an unexpected or inconsistent state.

LayoutError(String)

A layout computation failed or produced an invalid result.

Internal(String)

An unexpected internal error occurred.

Implementations

impl RosaceError

pub fn not_found(resource: &'static str) -> Self

Creates a NotFound error for the given resource name.

pub fn internal(msg: impl Into<String>) -> Self

Creates an Internal error with an arbitrary message.

Trait Implementations

impl Debug for RosaceError

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

Formats the value using the given formatter.

impl Display for RosaceError

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

Formats the value using the given formatter.

impl Error for RosaceError

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.