Enum rustc_middle::ty::ImplPolarity

pub enum ImplPolarity {
    Positive,
    Negative,
    Reservation,
}

Variants

Positive

impl Trait for Type

Negative

impl !Trait for Type

Reservation

#[rustc_reservation_impl] impl Trait for Type

This is a “stability hack”, not a real Rust feature. See #64631 for details.

Trait Implementations

impl Clone for ImplPolarity

fn clone(&self) -> ImplPolarity

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for ImplPolarity

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

Formats the value using the given formatter.

impl<'tcx, __D: TyDecoder<'tcx>> Decodable<__D> for ImplPolarity

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

impl<'tcx, __E: TyEncoder<'tcx>> Encodable<__E> for ImplPolarity

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

impl<'__ctx> HashStable<StableHashingContext<'__ctx>> for ImplPolarity

fn hash_stable(
    &self,
    __hcx: &mut StableHashingContext<'__ctx>,
    __hasher: &mut StableHasher
)

impl PartialEq<ImplPolarity> for ImplPolarity

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

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

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

This method tests for !=.

impl Copy for ImplPolarity

impl StructuralPartialEq for ImplPolarity

Layout

Note: Most layout information is completely unstable and may be different between compiler versions and platforms. The only exception is types with certain repr(...) attributes. Please see the Rust Reference’s “Type Layout” chapter for details on type layout guarantees.

Size: 1 byte