Enum SmtpClientStdError 

pub enum SmtpClientStdError {
    Greeting(SmtpGreetingGetError),
    Ehlo(SmtpEhloError),
    Helo(SmtpHeloError),
    StartTls(SmtpStartTlsError),
    AuthAnonymous(SmtpAuthAnonymousError),
    AuthLogin(SmtpAuthLoginError),
    AuthPlain(SmtpAuthPlainError),
    AuthOAuthBearer(SmtpAuthOauthbearerError),
    AuthXOAuth2(SmtpAuthXoauth2Error),
    AuthScramSha256(SmtpAuthScramSha256Error),
    Mail(SmtpMailError),
    Rcpt(SmtpRcptError),
    Data(SmtpDataError),
    Noop(SmtpNoopError),
    Rset(SmtpRsetError),
    Quit(SmtpQuitError),
    MessageSend(SmtpMessageSendError),
    Io(Error),
    Tls(Error),
    UrlMissingHost(String),
    UrlUnsupportedScheme(String, String),
    StartTlsOverTls,
}

Available on crate feature client only.

Errors returned by SmtpClientStd.

Variants

Greeting(SmtpGreetingGetError)

Ehlo(SmtpEhloError)

Helo(SmtpHeloError)

StartTls(SmtpStartTlsError)

AuthAnonymous(SmtpAuthAnonymousError)

AuthLogin(SmtpAuthLoginError)

AuthPlain(SmtpAuthPlainError)

AuthOAuthBearer(SmtpAuthOauthbearerError)

AuthXOAuth2(SmtpAuthXoauth2Error)

AuthScramSha256(SmtpAuthScramSha256Error)

Available on crate feature scram only.

Mail(SmtpMailError)

Rcpt(SmtpRcptError)

Data(SmtpDataError)

Noop(SmtpNoopError)

Rset(SmtpRsetError)

Quit(SmtpQuitError)

MessageSend(SmtpMessageSendError)

Io(Error)

Tls(Error)

Available on crate features native-tls or rustls-aws or rustls-ring only.

UrlMissingHost(String)

Available on crate features native-tls or rustls-aws or rustls-ring only.

UrlUnsupportedScheme(String, String)

Available on crate features native-tls or rustls-aws or rustls-ring only.

StartTlsOverTls

Available on crate features native-tls or rustls-aws or rustls-ring only.

Trait Implementations

impl Debug for SmtpClientStdError

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

Formats the value using the given formatter.

impl Display for SmtpClientStdError

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

Formats the value using the given formatter.

impl Error for SmtpClientStdError

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 SmtpClientStdError

fn from(source: Error) -> Self

Converts to this type from the input type.

impl From<Error> for SmtpClientStdError

fn from(source: Error) -> Self

Converts to this type from the input type.

impl From<SmtpAuthAnonymousError> for SmtpClientStdError

fn from(source: SmtpAuthAnonymousError) -> Self

Converts to this type from the input type.

impl From<SmtpAuthLoginError> for SmtpClientStdError

fn from(source: SmtpAuthLoginError) -> Self

Converts to this type from the input type.

impl From<SmtpAuthOauthbearerError> for SmtpClientStdError

fn from(source: SmtpAuthOauthbearerError) -> Self

Converts to this type from the input type.

impl From<SmtpAuthPlainError> for SmtpClientStdError

fn from(source: SmtpAuthPlainError) -> Self

Converts to this type from the input type.

impl From<SmtpAuthScramSha256Error> for SmtpClientStdError

fn from(source: SmtpAuthScramSha256Error) -> Self

Converts to this type from the input type.

impl From<SmtpAuthXoauth2Error> for SmtpClientStdError

fn from(source: SmtpAuthXoauth2Error) -> Self

Converts to this type from the input type.

impl From<SmtpDataError> for SmtpClientStdError

fn from(source: SmtpDataError) -> Self

Converts to this type from the input type.

impl From<SmtpEhloError> for SmtpClientStdError

fn from(source: SmtpEhloError) -> Self

Converts to this type from the input type.

impl From<SmtpGreetingGetError> for SmtpClientStdError

fn from(source: SmtpGreetingGetError) -> Self

Converts to this type from the input type.

impl From<SmtpHeloError> for SmtpClientStdError

fn from(source: SmtpHeloError) -> Self

Converts to this type from the input type.

impl From<SmtpMailError> for SmtpClientStdError

fn from(source: SmtpMailError) -> Self

Converts to this type from the input type.

impl From<SmtpMessageSendError> for SmtpClientStdError

fn from(source: SmtpMessageSendError) -> Self

Converts to this type from the input type.

impl From<SmtpNoopError> for SmtpClientStdError

fn from(source: SmtpNoopError) -> Self

Converts to this type from the input type.

impl From<SmtpQuitError> for SmtpClientStdError

fn from(source: SmtpQuitError) -> Self

Converts to this type from the input type.

impl From<SmtpRcptError> for SmtpClientStdError

fn from(source: SmtpRcptError) -> Self

Converts to this type from the input type.

impl From<SmtpRsetError> for SmtpClientStdError

fn from(source: SmtpRsetError) -> Self

Converts to this type from the input type.

impl From<SmtpStartTlsError> for SmtpClientStdError

fn from(source: SmtpStartTlsError) -> Self

Converts to this type from the input type.