Enum rustc_hir::hir::OpaqueTyOrigin

pub enum OpaqueTyOrigin {
    FnReturn,
    AsyncFn,
    Binding,
    Misc,
}

From whence the opaque type came.

Variants

FnReturn

-> impl Trait

AsyncFn

async fn

Binding

let _: impl Trait = ...

Misc

Impl trait in type aliases, consts, statics, bounds.

Trait Implementations

impl Clone for OpaqueTyOrigin

pub fn clone(&self) -> OpaqueTyOrigin

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Copy for OpaqueTyOrigin

impl Debug for OpaqueTyOrigin

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

Formats the value using the given formatter.

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

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

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

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

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

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