Struct ExpnGlobals

pub struct ExpnGlobals<Span> {
    pub def_site: Span,
    pub call_site: Span,
    pub mixed_site: Span,
}

🔬This is a nightly-only experimental API. (proc_macro_internals #27812)

Globals provided alongside the initial inputs for a macro expansion. Provides values such as spans which are used frequently to avoid RPC.

Fields

def_site: Span

🔬This is a nightly-only experimental API. (proc_macro_internals #27812)

call_site: Span

🔬This is a nightly-only experimental API. (proc_macro_internals #27812)

mixed_site: Span

🔬This is a nightly-only experimental API. (proc_macro_internals #27812)

Trait Implementations

impl<Span: Clone> Clone for ExpnGlobals<Span>

fn clone(&self) -> ExpnGlobals<Span>

Returns a copy of the value.

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

Performs copy-assignment from source.

impl<'a, S, Span: for<'s> DecodeMut<'a, 's, S>> DecodeMut<'a, '_, S> for ExpnGlobals<Span>

fn decode(r: &mut &'a [u8], s: &mut S) -> Self

🔬This is a nightly-only experimental API. (proc_macro_internals #27812)

impl<S, Span: Encode<S>> Encode<S> for ExpnGlobals<Span>

fn encode(self, w: &mut Buffer, s: &mut S)

🔬This is a nightly-only experimental API. (proc_macro_internals #27812)

impl<Span: Mark> Mark for ExpnGlobals<Span>

type Unmarked = ExpnGlobals<<Span as Mark>::Unmarked>

🔬This is a nightly-only experimental API. (proc_macro_internals #27812)

fn mark(unmarked: Self::Unmarked) -> Self

🔬This is a nightly-only experimental API. (proc_macro_internals #27812)

impl<Span: Unmark> Unmark for ExpnGlobals<Span>

type Unmarked = ExpnGlobals<<Span as Unmark>::Unmarked>

🔬This is a nightly-only experimental API. (proc_macro_internals #27812)

fn unmark(self) -> Self::Unmarked

🔬This is a nightly-only experimental API. (proc_macro_internals #27812)