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