Struct syntax::ast::Generics

pub struct Generics {
    pub lifetimes: Vec<LifetimeDef>,
    pub ty_params: Vec<TyParam>,
    pub where_clause: WhereClause,
    pub span: Span,
}

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

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Represents lifetimes and type parameters attached to a declaration of a function, enum, trait, etc.

Fields

lifetimes: Vec<LifetimeDef>

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

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ty_params: Vec<TyParam>

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where_clause: WhereClause

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

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span: Span

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

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Methods

impl Generics

pub fn is_lt_parameterized(&self) -> bool

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pub fn is_type_parameterized(&self) -> bool

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pub fn is_parameterized(&self) -> bool

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pub fn span_for_name(&self, name: &str) -> Option<Span>

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Trait Implementations

impl Clone for Generics

fn clone(&self) -> Generics

Returns a copy of the value.

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

Performs copy-assignment from source.

impl PartialEq for Generics

fn eq(&self, __arg_0: &Generics) -> bool

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

fn ne(&self, __arg_0: &Generics) -> bool

This method tests for !=.

impl Eq for Generics

impl Encodable for Generics

fn encode<__S: Encoder>(&self, __arg_0: &mut __S) -> Result<(), __S::Error>

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

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impl Decodable for Generics

fn decode<__D: Decoder>(__arg_0: &mut __D) -> Result<Generics, __D::Error>

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

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impl Hash for Generics

fn hash<__H: Hasher>(&self, __arg_0: &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 Generics

fn fmt(&self, __arg_0: &mut Formatter) -> Result

Formats the value using the given formatter.

impl Default for Generics

fn default() -> Generics

Creates an instance of Generics.

impl ToTokens for Generics

Important traits for Vec<u8>

impl Write for Vec<u8>

fn to_tokens(&self, _cx: &ExtCtxt) -> Vec<TokenTree>

🔬 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?