Type Alias rustc_query_system::query::HashResult

source ·
pub type HashResult<V> = Option<fn(_: &mut StableHashingContext<'_>, _: &V) -> Fingerprint>;

Aliased Type§

enum HashResult<V> {
    None,
    Some(fn(_: &mut StableHashingContext<'_>, _: &V) -> Fingerprint),
}

Variants§

§1.0.0

None

No value.

§1.0.0

Some(fn(_: &mut StableHashingContext<'_>, _: &V) -> Fingerprint)

Some value of type T.

Layout§

Note: Most layout information is completely unstable and may even differ between compilations. 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: 8 bytes

Size for each variant:

  • None: 0 bytes
  • Some: 8 bytes