[−][src]Struct glsp::OrNil
A wrapper type for an RFn
argument which allows it to be #n
.
For example, this function could be called as either (example 10)
or (example #n)
:
fn example(OrNil(i): OrNil<i32>) { if let Some(i) = i { println!("{}", i); } }
Trait Implementations
Auto Trait Implementations
impl<T> GSend for OrNil<T> where
T: GSend,
T: GSend,
impl<T> GStore for OrNil<T> where
T: GStore,
T: GStore,
impl<T> RefUnwindSafe for OrNil<T> where
T: RefUnwindSafe,
T: RefUnwindSafe,
impl<T> Send for OrNil<T> where
T: Send,
T: Send,
impl<T> Sync for OrNil<T> where
T: Sync,
T: Sync,
impl<T> Unpin for OrNil<T> where
T: Unpin,
T: Unpin,
impl<T> UnwindSafe for OrNil<T> where
T: UnwindSafe,
T: UnwindSafe,
Blanket Implementations
impl<T> Any for T where
T: 'static + ?Sized,
[src]
T: 'static + ?Sized,
impl<T> Borrow<T> for T where
T: ?Sized,
[src]
T: ?Sized,
impl<T> BorrowMut<T> for T where
T: ?Sized,
[src]
T: ?Sized,
fn borrow_mut(&mut self) -> &mut T
[src]
impl<T> Erased for T
impl<T> From<T> for T
[src]
impl<T, U> Into<U> for T where
U: From<T>,
[src]
U: From<T>,
impl<'a, T> MakeArg<'a> for T where
T: FromVal + MakeTemp<Temp = Slot>,
[src]
T: FromVal + MakeTemp<Temp = Slot>,
impl<T, U> TryFrom<U> for T where
U: Into<T>,
[src]
U: Into<T>,
type Error = Infallible
The type returned in the event of a conversion error.
fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>
[src]
impl<T, U> TryInto<U> for T where
U: TryFrom<T>,
[src]
U: TryFrom<T>,