Struct `Question`

struct Question { ... }

?

Usage: question mark operator, questionably sized, macro Kleene matcher.

Don't try to remember the name of this type — use the Token! macro instead.

Fields

spans: [Span; 1]

Implementations

`impl Clone for Question`

fn clone(self: &Self) -> Self

`impl Copy for Question`

`impl Debug for Question`

fn fmt(self: &Self, f: &mut fmt::Formatter<'_>) -> fmt::Result

`impl Default for Question`

fn default() -> Self

`impl Deref for Question`

fn deref(self: &Self) -> &<Self as >::Target

`impl DerefMut for Question`

fn deref_mut(self: &mut Self) -> &mut <Self as >::Target

`impl Eq for Question`

`impl Freeze for Question`

`impl Hash for Question`

fn hash<H: Hasher>(self: &Self, _state: &mut H)

`impl Parse for Question`

fn parse(input: ParseStream<'_>) -> Result<Self>

`impl PartialEq for Question`

fn eq(self: &Self, _other: &Question) -> bool

`impl RefUnwindSafe for Question`

`impl Send for Question`

`impl Sync for Question`

`impl ToTokens for Question`

fn to_tokens(self: &Self, tokens: &mut TokenStream)

`impl Token for Question`

`impl Unpin for Question`

`impl UnwindSafe for Question`

`impl<P, T> Receiver for Question`

`impl<T> Any for Question`

fn type_id(self: &Self) -> TypeId

`impl<T> Borrow for Question`

fn borrow(self: &Self) -> &T

`impl<T> BorrowMut for Question`

fn borrow_mut(self: &mut Self) -> &mut T

`impl<T> CloneToUninit for Question`

unsafe fn clone_to_uninit(self: &Self, dest: *mut u8)

`impl<T> From for Question`

fn from(t: T) -> T: Returns the argument unchanged.

`impl<T> Spanned for Question`

fn span(self: &Self) -> Span

`impl<T> ToOwned for Question`

fn to_owned(self: &Self) -> T
fn clone_into(self: &Self, target: &mut T)

`impl<T, U> Into for Question`

fn into(self: Self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of [From]<T> for U chooses to do.

`impl<T, U> TryFrom for Question`

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

`impl<T, U> TryInto for Question`

fn try_into(self: Self) -> Result<U, <U as TryFrom<T>>::Error>