Struct syntax::ast::AnonConst

pub struct AnonConst {
    pub id: NodeId,
    pub value: P<Expr>,
}

🔬 This is a nightly-only experimental API. (rustc_private)

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A constant (expression) that's not an item or associated item, but needs its own DefId for type-checking, const-eval, etc. These are usually found nested inside types (e.g. array lengths) or expressions (e.g. repeat counts), and also used to define explicit discriminant values for enum variants.

Fields

id: NodeId

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

value: P<Expr>

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

Trait Implementations

impl Clone for AnonConst

fn clone(&self) -> AnonConst

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Encodable for AnonConst

fn encode<__S: Encoder>(&self, s: &mut __S) -> Result<(), __S::Error>

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

impl Decodable for AnonConst

fn decode<__D: Decoder>(d: &mut __D) -> Result<AnonConst, __D::Error>

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

impl Debug for AnonConst

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

Formats the value using the given formatter.