Struct rustc::hir::Freevar

pub struct Freevar {
    pub def: Def,
    pub span: Span,
}

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

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A free variable referred to in a function.

Fields

def: Def

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

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The variable being accessed free.

span: Span

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

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Methods

impl Freevar

pub fn var_id(&self) -> NodeId

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

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Trait Implementations

impl Debug for Freevar

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

Formats the value using the given formatter.

impl Copy for Freevar

impl Clone for Freevar

fn clone(&self) -> Freevar

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Encodable for Freevar

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

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

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impl Decodable for Freevar

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

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

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impl<'a, 'tcx> HashStable<StableHashingContext<'a>> for Freevar

fn hash_stable<W: StableHasherResult>(     &self,     __ctx: &mut StableHashingContext<'a>,     __hasher: &mut StableHasher<W> )

🔬 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?