7 use crate::parse::{inner_unexpected, ParseBuffer, Unexpected};
179                 // Unexpected set on the fork, but not on `self`, copy it over.  in advance_to()
181                     self_unexp.set(Unexpected::Some(span, delimiter));  in advance_to()
183                 // Unexpected unset. Use chain to propagate errors from fork.  in advance_to()
185                     fork_unexp.set(Unexpected::Chain(self_unexp));  in advance_to()
187                     // Ensure toplevel 'unexpected' tokens from the fork don't  in advance_to()
188                     // propagate up the chain by replacing the root `unexpected`  in advance_to()
189                     // pointer, only 'unexpected' tokens from existing group  in advance_to()
191                     fork.unexpected  in advance_to()
192                         .set(Some(Rc::new(Cell::new(Unexpected::None))));  in advance_to()
194                 // Unexpected has been set on `self`. No changes needed.  in advance_to()
219                 let unexpected = crate::parse::get_unexpected(self);  in parse_any_delimiter()  localVariable
220                 let content = crate::parse::new_parse_buffer(scope, nested, unexpected);  in parse_any_delimiter()