Enum SurveyError 

pub enum SurveyError {
    Cancelled,
    Backend(Error),
}

Error type for survey operations.

Variants

Cancelled

User cancelled the survey (Ctrl+C, closed window, etc.)

Backend(Error)

Backend-specific failure (I/O, UI framework crash, etc.)

Implementations

impl SurveyError

pub fn backend(err: impl Into<Error>) -> Self

Create a backend error from any error type.

pub fn is_cancelled(&self) -> bool

Check if this error represents user cancellation.

Trait Implementations

impl Debug for SurveyError

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

Formats the value using the given formatter.

impl Display for SurveyError

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

Formats the value using the given formatter.

impl Error for SurveyError

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.

impl From<Error> for SurveyError

fn from(source: Error) -> Self

Converts to this type from the input type.