Enum twilight_gateway::shard::ShardStartError

#[non_exhaustive]pub enum ShardStartError {
    Establishing {
        source: TungsteniteError,
    },
    ParsingGatewayUrl {
        source: UrlParseError,
        url: String,
    },
    RetrievingGatewayUrl {
        source: HttpError,
    },
}

Starting a shard and connecting to the gateway failed.

Variants (Non-exhaustive)

Non-exhaustive enums could have additional variants added in future. Therefore, when matching against variants of non-exhaustive enums, an extra wildcard arm must be added to account for any future variants.

Establishing

Establishing a connection to the gateway failed.

Fields of Establishing

source: TungsteniteError

Reason for the error.

ParsingGatewayUrl

Parsing the gateway URL provided by Discord to connect to the gateway failed due to an invalid URL.

Fields of ParsingGatewayUrl

source: UrlParseError

Reason for the error.

url: String

URL that couldn't be parsed.

RetrievingGatewayUrl

Retrieving the gateway URL via the Twilight HTTP client failed.

Fields of RetrievingGatewayUrl

source: HttpError

The reason for the error.

Trait Implementations

impl Debug for ShardStartError

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

Formats the value using the given formatter.

impl Display for ShardStartError

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

Formats the value using the given formatter.

impl Error for ShardStartError

pub fn source(&self) -> Option<&(dyn Error + 'static)>

The lower-level source of this error, if any.

pub fn backtrace(&self) -> Option<&Backtrace>

🔬 This is a nightly-only experimental API. (backtrace)

Returns a stack backtrace, if available, of where this error occurred.

pub fn description(&self) -> &str

👎 Deprecated since 1.42.0:

use the Display impl or to_string()

pub fn cause(&self) -> Option<&dyn Error>

👎 Deprecated since 1.33.0:

replaced by Error::source, which can support downcasting