Struct rustc_ast::tokenstream::LazyTokenStream

source · [−]

pub struct LazyTokenStream(Lrc<Box<dyn CreateTokenStream>>);

Expand description

A lazy version of TokenStream, which defers creation of an actual TokenStream until it is needed. Box is here only to reduce the structure size.

Tuple Fields

0: Lrc<Box<dyn CreateTokenStream>>

Implementations

source

Trait Implementations

source

impl Clone for LazyTokenStream

source

fn clone(&self) -> LazyTokenStream

Returns a copy of the value. Read more

1.0.0 · source

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more

source

impl Debug for LazyTokenStream

source

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

Formats the value using the given formatter. Read more

source

fn hash_stable(&self, _hcx: &mut CTX, _hasher: &mut StableHasher)

Auto Trait Implementations

impl !RefUnwindSafe for LazyTokenStream

impl !Send for LazyTokenStream

impl !Sync for LazyTokenStream

impl Unpin for LazyTokenStream

impl !UnwindSafe for LazyTokenStream

Blanket Implementations

source

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

source

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

source

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

const: unstable · source

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

source

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

source

impl<T> From<T> for T

const: unstable · source

fn from(t: T) -> T

Returns the argument unchanged.

source

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.

source

impl<T> ToOwned for T where
T: Clone,

type Owned = T

The resulting type after obtaining ownership.

source

fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

source

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

source

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.

source

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.

Layout

Note: Most layout information is completely unstable and may even differ between compilations. The only exception is types with certain repr(...) attributes. Please see the Rust Reference’s “Type Layout” chapter for details on type layout guarantees.

Size: 8 bytes

Struct rustc_ast::tokenstream::LazyTokenStream

Tuple Fields

Implementations

impl LazyTokenStream

pub fn new(inner: impl CreateTokenStream + 'static) -> LazyTokenStream

pub fn create_token_stream(&self) -> AttrAnnotatedTokenStream

Trait Implementations

impl Clone for LazyTokenStream

fn clone(&self) -> LazyTokenStream

fn clone_from(&mut self, source: &Self)

impl Debug for LazyTokenStream

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

impl<D: Decoder> Decodable<D> for LazyTokenStream

fn decode(_d: &mut D) -> Self

impl<S: Encoder> Encodable<S> for LazyTokenStream

fn encode(&self, s: &mut S) -> Result<(), S::Error>

impl<CTX> HashStable<CTX> for LazyTokenStream

fn hash_stable(&self, _hcx: &mut CTX, _hasher: &mut StableHasher)

Auto Trait Implementations

impl !RefUnwindSafe for LazyTokenStream

impl !Send for LazyTokenStream

impl !Sync for LazyTokenStream

impl Unpin for LazyTokenStream

impl !UnwindSafe for LazyTokenStream

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> ToOwned for T where T: Clone,

type Owned = T

fn to_owned(&self) -> T

fn clone_into(&self, target: &mut T)

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>

Layout

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> ToOwned for T where
T: Clone,

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

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