Enum DensityPosture 

pub enum DensityPosture {
    Sparse,
    Dense,
}

Whether a relation may omit endpoint pairs from the full cross product.

Variants

Sparse

Omitted endpoint pairs remain lawful.

Dense

Every left and right endpoint pair must occur.

Implementations

impl DensityPosture

pub const fn requirement(self) -> Option<StructuralRequirement<DensityStanding>>

The density requirement expressed by this posture, when it constrains pair coverage.

impl DensityPosture

pub const ALL: &'static [Self]

The complete roster, in declaration order.

pub const fn name(self) -> &'static str

This row’s declared name.

Trait Implementations

impl Clone for DensityPosture

fn clone(&self) -> DensityPosture

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Copy for DensityPosture

impl Debug for DensityPosture

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

Formats the value using the given formatter.

impl Eq for DensityPosture

impl Hash for DensityPosture

fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given Hasher.

fn hash_slice<H>(data: &[Self], state: &mut H)

where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher.

impl PartialEq for DensityPosture

fn eq(&self, other: &DensityPosture) -> bool

Equality operator ==.

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=.

impl StructuralPartialEq for DensityPosture