Struct syntax::ast::FnDecl

pub struct FnDecl {
    pub inputs: Vec<Arg>,
    pub output: FunctionRetTy,
    pub variadic: bool,
}

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

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Header (not the body) of a function declaration.

E.g. fn foo(bar: baz)

Fields

inputs: Vec<Arg>

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

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output: FunctionRetTy

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

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variadic: bool

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

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Methods

impl FnDecl

pub fn get_self(&self) -> Option<ExplicitSelf>

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pub fn has_self(&self) -> bool

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

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Trait Implementations

impl Clone for FnDecl

fn clone(&self) -> FnDecl

Returns a copy of the value.

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

Performs copy-assignment from source.

impl PartialEq for FnDecl

fn eq(&self, other: &FnDecl) -> bool

This method tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &FnDecl) -> bool

This method tests for !=.

impl Eq for FnDecl

fn assert_receiver_is_total_eq(&self)

impl Encodable for FnDecl

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 FnDecl

fn decode<__D: Decoder>(d: &mut __D) -> Result<FnDecl, __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 Hash for FnDecl

fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given [Hasher].

fn hash_slice<H>(data: &[Self], state: &mut H) where     H: Hasher,

Feeds a slice of this type into the given [Hasher].

impl Debug for FnDecl

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

Formats the value using the given formatter.