Struct syn::ItemConst

source · [−]

pub struct ItemConst {
    pub attrs: Vec<Attribute>,
    pub vis: Visibility,
    pub const_token: Const,
    pub ident: Ident,
    pub colon_token: Colon,
    pub ty: Box<Type>,
    pub eq_token: Eq,
    pub expr: Box<Expr>,
    pub semi_token: Semi,
}

Expand description

A constant item: const MAX: u16 = 65535.

This type is available only if Syn is built with the "full" feature.

Fields

attrs: Vec<Attribute>vis: Visibilityconst_token: Constident: Identcolon_token: Colonty: Box<Type>eq_token: Eqexpr: Box<Expr>semi_token: Semi

Trait Implementations

impl From<ItemConst> for Item

fn from(e: ItemConst) -> Item

Converts to this type from the input type.

impl Parse for ItemConst

fn parse(input: ParseStream<'_>) -> Result<Self>

Auto Trait Implementations

impl RefUnwindSafe for ItemConst

impl !Send for ItemConst

impl !Sync for ItemConst

impl Unpin for ItemConst

impl UnwindSafe for ItemConst

Blanket Implementations

impl<T> Any for T where
T: 'static + ?Sized,

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

impl<T> Borrow<T> for T where
T: ?Sized,

const: unstable · source

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

impl<T> BorrowMut<T> for T where
T: ?Sized,

const: unstable · source

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

impl<T> From<T> for T

const: unstable · source

fn from(t: T) -> T

Returns the argument unchanged.

impl<T, U> Into<U> for T where
U: From<T>,

const: unstable · source

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

impl<T, U> TryFrom<U> for T where
U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.

impl<T, U> TryInto<U> for T where
U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.

const: unstable · source

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.