7     Delimiter, Group, Ident, Punct, Spacing, Span, TokenStream, TokenTree, TokenTree as TT,
21     TT::Ident(Ident::new(s, Span::call_site()))  in ident()
43                     return Err(MacroError::Message("expected parenthesis".into(), g.span()));  in parse_primary()
49                         g.span(),  in parse_primary()
58                         tok.span(),  in parse_primary()
77                     return Err(MacroError::Message("expected operand".into(), p.span()));  in parse_primary()
82                         p.span(),  in parse_primary()
90                 return Err(MacroError::Message("unexpected literal".into(), tok.span()));  in parse_primary()
123                     p.span(),  in parse_binop()
176         let mut pos = Span::call_site();  in parse()
185                 pos = t.span();  in parse()
192                         pos = t.span();  in parse()
209                 tok.span(),  in parse()
224                 tok.span(),  in parse()