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