Enum zng::toggle::SelectorError

pub enum SelectorError {
    WrongType,
    ReadOnly,
    CannotClear,
    Custom(Arc<dyn Error + Sync + Send>),
}

Error for Selector operations.

Variants

WrongType

Cannot select item because it is not of type that the selector can handle.

ReadOnly

Cannot (de)select item because the selection is read-only.

CannotClear

Cannot deselect item because the selection cannot be empty.

Custom(Arc<dyn Error + Sync + Send>)

Cannot select item because of a selector specific reason.

Implementations

impl SelectorError

pub fn custom_str(str: impl Into<String>) -> SelectorError

New custom error from string.

Trait Implementations

impl Clone for SelectorError

fn clone(&self) -> SelectorError

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for SelectorError

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

Formats the value using the given formatter.

impl Display for SelectorError

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

Formats the value using the given formatter.

impl Error for SelectorError

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<VarIsReadOnlyError> for SelectorError

fn from(_: VarIsReadOnlyError) -> SelectorError

Converts to this type from the input type.