Enum rustc_feature::State

pub enum State {
    Accepted,
    Active {
        set: fn(_: &mut Features, _: Span),
    },
    Removed {
        reason: Option<&'static str>,
    },
    Stabilized {
        reason: Option<&'static str>,
    },
}

Variants

Accepted

Active

Fields of Active

set: fn(_: &mut Features, _: Span)

Removed

Fields of Removed

reason: Option<&'static str>

Stabilized

Fields of Stabilized

reason: Option<&'static str>

Trait Implementations

impl Clone for State

fn clone(&self) -> State

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for State

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

Formats the value using the given formatter.

impl Copy for State

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: 24 bytes

Size for each variant:

• Accepted: 0 bytes
• Active: 8 bytes
• Removed: 16 bytes
• Stabilized: 16 bytes