Enum AttributeUseKind 

pub enum AttributeUseKind {
    Optional,
    Required,
    Prohibited,
}

Attribute use kind

Variants

Optional

Required

Prohibited

Trait Implementations

impl Clone for AttributeUseKind

fn clone(&self) -> AttributeUseKind

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Copy for AttributeUseKind

impl Debug for AttributeUseKind

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

Formats the value using the given formatter.

impl Default for AttributeUseKind

fn default() -> AttributeUseKind

Returns the “default value” for a type.

impl Eq for AttributeUseKind

impl PartialEq for AttributeUseKind

fn eq(&self, other: &AttributeUseKind) -> 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 StructuralPartialEq for AttributeUseKind