268         if let Some((unexpected_span, delimiter)) = span_of_unexpected_ignoring_nones(self.cursor())  in drop()
272                 inner.set(Unexpected::Some(unexpected_span, delimiter));  in drop()
397         unexpected: Cell::new(Some(unexpected)),  in new_parse_buffer()
403     Some(Span, Delimiter),  enumerator
417             Unexpected::Some(span, delimiter) => Unexpected::Some(*span, *delimiter),  in clone()
437             Unexpected::Some(span, delimiter) => return (unexpected, Some((span, delimiter))),  in inner_unexpected()
451     while let Some((inner, _span, rest)) = cursor.group(Delimiter::None) {  in span_of_unexpected_ignoring_nones()
452         if let Some(unexpected) = span_of_unexpected_ignoring_nones(inner) {  in span_of_unexpected_ignoring_nones()
453             return Some(unexpected);  in span_of_unexpected_ignoring_nones()
460         Some((cursor.span(), cursor.scope_delimiter()))  in span_of_unexpected_ignoring_nones()
975             unexpected: Cell::new(Some(Rc::new(Cell::new(Unexpected::None)))),  in fork()
1161             Some((span, delimiter)) => Err(err_unexpected_token(span, delimiter)),  in check_unexpected()
1178             Ok(Some(input.parse()?))  in parse()
1196             Some((tt, rest)) => Ok((tt, rest)),  in parse()
1206             if let Some((group, rest)) = cursor.any_group_token() {  in parse()
1220             Some((punct, rest)) => Ok((punct, rest)),  in parse()
1230             Some((literal, rest)) => Ok((literal, rest)),  in parse()
1299         if let Some((unexpected_span, delimiter)) =  in parse2()
1315         if let Some((unexpected_span, delimiter)) =  in __parse_scoped()