Enum rustc_hir::hir::Defaultness

pub enum Defaultness {
    Default {
        has_value: bool,
    },
    Final,
}

Variants

Default

Fields of Default

has_value: bool

Final

Implementations

impl Defaultness

pub fn has_value(&self) -> bool

pub fn is_final(&self) -> bool

pub fn is_default(&self) -> bool

Trait Implementations

impl Clone for Defaultness

fn clone(&self) -> Defaultness

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for Defaultness

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

Formats the value using the given formatter.

impl<__D: Decoder> Decodable<__D> for Defaultness

fn decode(__decoder: &mut __D) -> Result<Self, <__D as Decoder>::Error>

impl<__E: Encoder> Encodable<__E> for Defaultness

fn encode(&self, __encoder: &mut __E) -> Result<(), <__E as Encoder>::Error>

impl Hash for Defaultness

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, 

Feeds a slice of this type into the given Hasher.

impl<__CTX> HashStable<__CTX> for Defaultness where
    __CTX: HashStableContext, 

fn hash_stable(&self, __hcx: &mut __CTX, __hasher: &mut StableHasher)

impl PartialEq<Defaultness> for Defaultness

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

This method tests for self and other values to be equal, and is used by ==.

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

This method tests for !=.

impl Copy for Defaultness

impl Eq for Defaultness

impl StructuralEq for Defaultness

impl StructuralPartialEq for Defaultness