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