Enum Error 

pub enum Error {
    Config(String),
    WebhookVerification(String),
    RateLimit,
    InvalidNumber,
    AuthError,
    NetworkError(String),
    ApiError {
        status: u16,
        message: String,
    },
}

Errors that can occur in ferro-whatsapp operations.

Variants

Config(String)

Configuration error (missing env var or invalid value).

WebhookVerification(String)

Webhook signature verification failed.

RateLimit

Meta API rate limit exceeded (HTTP 429).

InvalidNumber

Recipient phone number is invalid or not registered on WhatsApp.

AuthError

Authentication error — access token invalid or expired (HTTP 401).

NetworkError(String)

Network-level error contacting the Meta Cloud API.

ApiError

Meta Cloud API returned a non-2xx response.

Fields

status: u16

HTTP status code from Meta API.

message: String

Error message from Meta API response body.

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, __formatter: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Error for Error

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.