Enum LogicalValue 

pub enum LogicalValue {
    False,
    True,
    Unknown,
}

IFC’s three-state logical value.

Variants

False

.F.: the logical value is definitely false.

True

.T.: the logical value is definitely true.

Unknown

.U.: the logical value is unknown or not applicable.

Trait Implementations

impl Clone for LogicalValue

fn clone(&self) -> Self

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Copy for LogicalValue

impl Debug for LogicalValue

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

Formats the value using the given formatter.

impl Eq for LogicalValue

impl Hash for LogicalValue

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 LogicalValue

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

Equality operator ==.

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

Inequality operator !=.

impl StructuralPartialEq for LogicalValue