Type Alias Value

pub type Value<'tcx> = Option<&'tcx ObligationCause<'tcx>>;

Aliased Type

enum Value<'tcx> {
    None,
    Some(&'tcx ObligationCause<'tcx>),
}

Variants

None

No value.

Some(&'tcx ObligationCause<'tcx>)

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