Struct Bitmask 

pub struct Bitmask {
    pub len: usize,
    /* private fields */
}

One bit per row, bookkeeping which cells of a [ColumnData] are populated (1) vs blank (0).

Fields

len: usize

Column length (row count)

Implementations

impl Bitmask

pub fn get(&self, index: usize) -> bool

Whether the entry at index holds a value, returns false for out-of-bounds

Trait Implementations

impl Clone for Bitmask

fn clone(&self) -> Self

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for Bitmask

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for Bitmask

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for Bitmask

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.