Enum EspNowError

pub enum EspNowError {
    Error(Error),
    SendFailed,
    DuplicateInstance,
    Initialization(WifiError),
}

Available on crate feature unstable only.

Common errors that can occur while using ESP-NOW driver.

Stability

This API is marked as unstable and is only available when the unstable crate feature is enabled. This comes with no stability guarantees, and could be changed or removed at any time.

Variants

Error(Error)

Internal Error.

SendFailed

Failed to send an ESP-NOW message.

DuplicateInstance

Attempt to create EspNow instance twice.

Initialization(WifiError)

Initialization error

Trait Implementations

impl Debug for EspNowError

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

Formats the value using the given formatter.

impl Display for EspNowError

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

Formats the value using the given formatter.

impl Error for EspNowError

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 Format for EspNowError

where Error: Format, WifiError: Format,

fn format(&self, f: Formatter<'_>)

Writes the defmt representation of self to fmt.

impl From<WifiError> for EspNowError

fn from(f: WifiError) -> Self

Converts to this type from the input type.