Enum CapabilityCardinality 

pub enum CapabilityCardinality {
    One,
    Optional,
    Many,
}

The cardinality of one Module’s Capability requirement.

Variants

One

Exactly one provider must be bound.

Optional

Zero or one provider may be bound.

Many

Zero or more providers may be bound in deterministic order.

Trait Implementations

impl Clone for CapabilityCardinality

fn clone(&self) -> CapabilityCardinality

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Copy for CapabilityCardinality

impl Debug for CapabilityCardinality

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for CapabilityCardinality

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

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Eq for CapabilityCardinality

impl PartialEq for CapabilityCardinality

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

Equality operator ==.

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

Inequality operator !=.

impl Serialize for CapabilityCardinality

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

where __S: Serializer,

Serialize this value into the given Serde serializer.

impl StructuralPartialEq for CapabilityCardinality