pub trait Spanned: Sealed {
// Required method
fn span(&self) -> Span;
}
Expand description
A trait that can provide the Span
of the complete contents of a syntax
tree node.
This trait is automatically implemented for all types that implement
ToTokens
from the quote
crate, as well as for Span
itself.
See the module documentation for an example.
Required Methods§
sourcefn span(&self) -> Span
fn span(&self) -> Span
Returns a Span
covering the complete contents of this syntax tree
node, or Span::call_site()
if this node is empty.