Method try_from_array

enumset/src/impl_set.rs:467–477

Attempts to construct a bitset from a `[u64; O]`. If a bit that doesn't correspond to an enum variant is set, this method will return `None`.

(bits: [u64; O])

    ///
    /// If a bit that doesn't correspond to an enum variant is set, this method will return `None`.
    pub fn try_from_array<const O: usize>(bits: [u64; O]) -> Option<Self> {
        let bits = T::Repr::try_from_u64_array::<O>(bits);
        let mask = T::ALL_BITS;
        bits.and_then(|bits| {
            if bits.and_not(mask).is_empty() {
                Some(EnumSet { repr: bits })
            } else {
                None
            }
        })
    }

    /// Constructs a bitset from a `[u64; O]`, ignoring bits that do not correspond to a variant.
    pub fn from_array_truncated<const O: usize>(bits: [u64; O]) -> Self {