Enum Definiteness 

pub enum Definiteness {
    Unknown,
    Definite,
    Indefinite,
}

Definiteness axis.

Defaults to Definiteness::Unknown.

Variants

Unknown

Definite

Indefinite

Trait Implementations

impl Clone for Definiteness

fn clone(&self) -> Definiteness

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Definiteness

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

Formats the value using the given formatter.

impl Default for Definiteness

fn default() -> Definiteness

Returns the “default value” for a type.

impl PartialEq for Definiteness

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

Tests for self and other values to be equal, and is used by ==.

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

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl Copy for Definiteness

impl Eq for Definiteness

impl StructuralPartialEq for Definiteness