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)

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)

ty_params: Vec<TyParam>

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

where_clause: WhereClause

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

span: Span

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

Methods

impl Generics

fn is_lt_parameterized(&self) -> bool

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

fn is_type_parameterized(&self) -> bool

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

fn is_parameterized(&self) -> bool

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

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

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

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)

deprecated in favor of rustc-serialize on crates.io

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)

deprecated in favor of rustc-serialize on crates.io

impl Hash for Generics

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

Feeds this value into the state given, updating the hasher as necessary.

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

Feeds a slice of this type into the state provided.

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

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

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