Struct LazyTokenStream 

pub struct LazyTokenStream(Arc<LazyTokenStreamInner>);

A lazy version of TokenStream, which defers creation of an actual TokenStream until it is needed.

Tuple Fields

0: Arc<LazyTokenStreamInner>

Implementations

impl LazyTokenStream

pub fn new_direct(stream: TokenStream) -> LazyTokenStream

pub fn new_pending( start_token: (Token, Spacing), cursor_snapshot: TokenCursor, num_calls: u32, break_last_token: u32, node_replacements: ThinVec<NodeReplacement>, ) -> LazyTokenStream

pub fn to_token_stream(&self) -> TokenStream

pub fn to_configured_token_stream( &self, configure: &mut (dyn FnMut(&mut AttrsTarget) -> bool + '_), ) -> TokenStream

pub fn append_token_trees_to(&self, res: &mut Vec<TokenTree>)

Trait Implementations

impl Clone for LazyTokenStream

fn clone(&self) -> Self

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for LazyTokenStream

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

Formats the value using the given formatter.

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

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

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

fn encode(&self, _s: &mut S)

impl<V: MutVisitor> MutVisitable<V> for LazyTokenStream

type Extra = ()

fn visit_mut(&mut self, _vis: &mut V, _extra: Self::Extra) -> V::Result

impl StableHash for LazyTokenStream

fn stable_hash<Hcx: StableHashCtxt>( &self, _hcx: &mut Hcx, _hasher: &mut StableHasher, )

impl<'a, V: Visitor<'a>> Visitable<'a, V> for LazyTokenStream

type Extra = ()

fn visit(&'a self, _vis: &mut V, _extra: Self::Extra) -> V::Result

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