Enum ParameterKind 

pub enum ParameterKind {
    Required,
    Optional,
    Remainder,
}

The declaration role of a parameter.

Variants

Required

A value must be supplied by the caller.

Optional

Guest policy may supply a default when the caller omits the value.

Remainder

Remaining arguments in the selected call-mode partition are collected.

Trait Implementations

impl Clone for ParameterKind

fn clone(&self) -> ParameterKind

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Copy for ParameterKind

impl Debug for ParameterKind

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

Formats the value using the given formatter.

impl Eq for ParameterKind

impl Hash for ParameterKind

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 ParameterKind

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

Equality operator ==.

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

Inequality operator !=.

impl StructuralPartialEq for ParameterKind