Method is_none

ctutils/src/ct_option.rs:243–245

(&self)

    #[inline]
    #[must_use]
    pub const fn is_none(&self) -> Choice {
        self.is_some.not()
    }

    /// Returns `optb` if `self.is_some()` is [`Choice::TRUE`], otherwise returns a [`CtOption`]
    /// where `self.is_some()` is [`Choice::FALSE`].