5 use proc_macro2::{Span, TokenStream};
9     fn __span(&self) -> Span;  in __span()  argument
12 impl Spanned for Span {  implementation
13     fn __span(&self) -> Span {  in __span()  argument
19     fn __span(&self) -> Span {  in __span()  argument
25     fn __span(&self) -> Span {  in __span()  argument
30 fn join_spans(tokens: TokenStream) -> Span {  in join_spans()  argument
31     let mut iter = tokens.into_iter().map(|tt| tt.span());  in join_spans()
34         Some(span) => span,  in join_spans()
35         None => return Span::call_site(),  in join_spans()
46     use proc_macro2::Span;
49     impl Sealed for Span {}  implementation