Struct syn::token::Question

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#[repr(C)]pub struct Question {
    pub spans: [Span; 1],
}

Expand description

?

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

Fields

spans: [Span; 1]

Trait Implementations

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impl Default for Question

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fn default() -> Self

Returns the “default value” for a type. Read more

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impl Deref for Question

type Target = WithSpan

The resulting type after dereferencing.

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

Dereferences the value.

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impl DerefMut for Question

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

Mutably dereferences the value.

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impl Parse for Question

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

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impl Token for Question

Auto Trait Implementations

impl RefUnwindSafe for Question

impl !Send for Question

impl !Sync for Question

impl Unpin for Question

impl UnwindSafe for Question

Blanket Implementations

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impl<T> Any for T where
T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

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impl<T> Borrow<T> for T where
T: ?Sized,

const: unstable · source

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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impl<T> BorrowMut<T> for T where
T: ?Sized,

const: unstable · source

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

Mutably borrows from an owned value. Read more

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impl<T> From<T> for T

const: unstable · source

fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into for T where
U: From<T>,

const: unstable · source

fn into(self) -> U

Calls U::from(self).

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

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impl<T, U> TryFrom for T where
U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

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

Performs the conversion.

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impl<T, U> TryInto for T where
U: TryFrom<T>,

type Error = >::Error

The type returned in the event of a conversion error.

const: unstable · source

fn try_into(self) -> Result<U, >::Error>

Performs the conversion.

Struct syn::token::Question

Fields

Trait Implementations

impl Default for Question

fn default() -> Self

impl Deref for Question

type Target = WithSpan

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

impl DerefMut for Question

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

impl Parse for Question

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

impl Token for Question

Auto Trait Implementations

impl RefUnwindSafe for Question

impl !Send for Question

impl !Sync for Question

impl Unpin for Question

impl UnwindSafe for Question

Blanket Implementations

impl<T> Any for T where
T: 'static + ?Sized,

fn type_id(&self) -> TypeId

impl<T> Borrow<T> for T where
T: ?Sized,

fn borrow(&self) -> &T

impl<T> BorrowMut<T> for T where
T: ?Sized,

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

impl<T> From<T> for T

fn from(t: T) -> T

impl<T, U> Into<U> for T where
U: From<T>,

fn into(self) -> U

impl<T, U> TryFrom<U> for T where
U: Into<T>,

type Error = Infallible

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

impl<T, U> TryInto<U> for T where
U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

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

Struct syn::token::Question

Fields

Trait Implementations

impl Default for Question

fn default() -> Self

impl Deref for Question

type Target = WithSpan

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

impl DerefMut for Question

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

impl Parse for Question

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

impl Token for Question

Auto Trait Implementations

impl RefUnwindSafe for Question

impl !Send for Question

impl !Sync for Question

impl Unpin for Question

impl UnwindSafe for Question

Blanket Implementations

impl<T> Any for T where T: 'static + ?Sized,

fn type_id(&self) -> TypeId

impl<T> Borrow<T> for T where T: ?Sized,

fn borrow(&self) -> &T

impl<T> BorrowMut<T> for T where T: ?Sized,

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

impl<T> From<T> for T

fn from(t: T) -> T

impl<T, U> Into<U> for T where U: From<T>,

fn into(self) -> U

impl<T, U> TryFrom<U> for T where U: Into<T>,

type Error = Infallible

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

impl<T, U> TryInto<U> for T where U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

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

impl<T> Any for T where
T: 'static + ?Sized,

impl<T> Borrow<T> for T where
T: ?Sized,

impl<T> BorrowMut<T> for T where
T: ?Sized,

impl<T, U> Into<U> for T where
U: From<T>,

impl<T, U> TryFrom<U> for T where
U: Into<T>,

impl<T, U> TryInto<U> for T where
U: TryFrom<T>,