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;
}
// ...
}
Fields§
§attrs: Vec<Attribute>
§pat: Pat
§guard: Option<(If, Box<Expr>)>
§fat_arrow_token: FatArrow
§body: Box<Expr>
§comma: Option<Comma>
Trait Implementations§
source§impl ToTokens for Arm
impl ToTokens for Arm
source§fn to_tokens(&self, tokens: &mut TokenStream)
fn to_tokens(&self, tokens: &mut TokenStream)
source§fn to_token_stream(&self) -> TokenStream
fn to_token_stream(&self) -> TokenStream
source§fn into_token_stream(self) -> TokenStreamwhere
Self: Sized,
fn into_token_stream(self) -> TokenStreamwhere
Self: Sized,
Auto Trait Implementations§
impl Freeze for Arm
impl RefUnwindSafe for Arm
impl !Send for Arm
impl !Sync for Arm
impl Unpin for Arm
impl UnwindSafe for Arm
Blanket Implementations§
source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
source§impl<T> CloneToUninit for Twhere
T: Clone,
impl<T> CloneToUninit for Twhere
T: Clone,
source§unsafe fn clone_to_uninit(&self, dst: *mut T)
unsafe fn clone_to_uninit(&self, dst: *mut T)
🔬This is a nightly-only experimental API. (
clone_to_uninit
)source§impl<T> Spanned for Twhere
T: Spanned + ?Sized,
impl<T> Spanned for Twhere
T: Spanned + ?Sized,
source§fn 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.