pub fn is_key_signing_key_already_exists(&self) -> bool {
        matches!(
            &self.kind,
            CreateKeySigningKeyErrorKind::KeySigningKeyAlreadyExists(_)
        )
    }
/// Returns `true` if the error kind is `CreateKeySigningKeyErrorKind::KeySigningKeyAlreadyExists`.
Returns `true` if the error kind is `CreateKeySigningKeyErrorKind::KeySigningKeyAlreadyExists`.
Returns ` true ` if the error kind is ` CreateKeySigningKeyErrorKind :: KeySigningKeyAlreadyExists ` .
pub fn is_key_signing_key_already_exists(&self) -> bool {
        matches!(
            &self.kind,
            CreateKeySigningKeyErrorKind::KeySigningKeyAlreadyExists(_)
        )
    }
pub fn is_key_signing_key_already_exists ( & self ) -> bool { matches ! ( self kind CreateKeySigningKeyErrorKind KeySigningKeyAlreadyExists ( ) ) }
Returns `true` if the error kind is `CreateKeySigningKeyErrorKind::KeySigningKeyAlreadyExists`.
Returns ` true ` if the error kind is ` CreateKeySigningKeyErrorKind :: KeySigningKeyAlreadyExists ` .
&self
&self