Enum syn::TraitBoundModifier
source · [−]pub enum TraitBoundModifier {
None,
Maybe(Question),
}
Expand description
A modifier on a trait bound, currently only used for the ?
in
?Sized
.
This type is available only if Syn is built with the "derive"
or "full"
feature.
Variants
None
Maybe(Question)
Trait Implementations
sourceimpl Clone for TraitBoundModifier
impl Clone for TraitBoundModifier
sourceimpl Debug for TraitBoundModifier
impl Debug for TraitBoundModifier
sourceimpl Hash for TraitBoundModifier
impl Hash for TraitBoundModifier
sourceimpl Parse for TraitBoundModifier
impl Parse for TraitBoundModifier
fn parse(input: ParseStream<'_>) -> Result<Self>
sourceimpl ToTokens for TraitBoundModifier
impl ToTokens for TraitBoundModifier
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 Copy for TraitBoundModifier
impl Eq for TraitBoundModifier
Auto Trait Implementations
impl RefUnwindSafe for TraitBoundModifier
impl !Send for TraitBoundModifier
impl !Sync for TraitBoundModifier
impl Unpin for TraitBoundModifier
impl UnwindSafe for TraitBoundModifier
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
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