pub struct Arm {
pub attrs: Vec<Attribute>,
pub pat: Pat,
pub guard: Option<(If, Box<Expr>)>,
pub fat_arrow_token: FatArrow,
pub body: Box<Expr>,
pub comma: Option<Comma>,
}
Expand description
One arm of a match
expression: 0...10 => { return true; }
.
As in:
match n {
0...10 => {
return true;
}
// ...
}
This type is available only if Syn is built with the "full"
feature.
Fields
attrs: Vec<Attribute>
pat: Pat
guard: Option<(If, Box<Expr>)>
fat_arrow_token: FatArrow
body: Box<Expr>
comma: Option<Comma>
Trait Implementations
sourceimpl ToTokens for Arm
impl ToTokens for Arm
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
Auto Trait Implementations
impl RefUnwindSafe for Arm
impl !Send for Arm
impl !Sync for Arm
impl Unpin for Arm
impl UnwindSafe for Arm
Blanket Implementations
sourceimpl<T> BorrowMut<T> for T where
T: ?Sized,
impl<T> BorrowMut<T> for T where
T: ?Sized,
const: unstable · sourcepub fn borrow_mut(&mut self) -> &mut T
pub 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.
sourcepub fn to_owned(&self) -> T
pub fn to_owned(&self) -> T
Creates owned data from borrowed data, usually by cloning. Read more
sourcepub fn clone_into(&self, target: &mut T)
pub 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