pub struct Variant {
pub attrs: Vec<Attribute>,
pub ident: Ident,
pub fields: Fields,
pub discriminant: Option<(Eq, Expr)>,
}
This is supported on crate features
full
or derive
only.Expand description
An enum variant.
This type is available only if Syn is built with the "derive"
or "full"
feature.
Fields
attrs: Vec<Attribute>
Attributes tagged on the variant.
ident: Ident
Name of the variant.
fields: Fields
Content stored in the variant.
discriminant: Option<(Eq, Expr)>
Explicit discriminant: Variant = 1
Trait Implementations
sourceimpl Parse for Variant
This is supported on crate feature parsing
only.
impl Parse for Variant
This is supported on crate feature
parsing
only.fn parse(input: ParseStream<'_>) -> Result<Self>
sourceimpl ToTokens for Variant
This is supported on crate feature printing
only.
impl ToTokens for Variant
This is supported on crate feature
printing
only.sourcefn to_tokens(&self, tokens: &mut TokenStream)
fn to_tokens(&self, tokens: &mut TokenStream)
Write self
to the given TokenStream
. Read more
sourcefn to_token_stream(&self) -> TokenStream
fn to_token_stream(&self) -> TokenStream
Convert self
directly into a TokenStream
object. Read more
sourcefn into_token_stream(self) -> TokenStream
fn into_token_stream(self) -> TokenStream
Convert self
directly into a TokenStream
object. Read more
impl Eq for Variant
This is supported on crate feature
extra-traits
only.Auto Trait Implementations
impl RefUnwindSafe for Variant
impl !Send for Variant
impl !Sync for Variant
impl Unpin for Variant
impl UnwindSafe for Variant
Blanket Implementations
sourceimpl<T> BorrowMut<T> for T where
T: ?Sized,
impl<T> BorrowMut<T> for T where
T: ?Sized,
const: unstable · sourcefn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
sourceimpl<T> Spanned for T where
T: Spanned + ?Sized,
impl<T> Spanned for T where
T: Spanned + ?Sized,
sourcefn span(&self) -> Span
fn span(&self) -> Span
This is supported on crate features
parsing
and printing
only.Returns a Span
covering the complete contents of this syntax tree
node, or Span::call_site()
if this node is empty. Read more
sourceimpl<T> ToOwned for T where
T: Clone,
impl<T> ToOwned for T where
T: Clone,
type Owned = T
type Owned = T
The resulting type after obtaining ownership.
sourcefn clone_into(&self, target: &mut T)
fn clone_into(&self, target: &mut T)
🔬 This is a nightly-only experimental API. (
toowned_clone_into
)Uses borrowed data to replace owned data, usually by cloning. Read more