syntax_data: {"ast_node_type":"other","tokens":[{"end":9,"kind":"keyword","start":0,"text":"{"}]}
source_snippet:         {
context_before:             && let LookupResult::Exact(mpi) = self.move_data().rev_lookup.find(place.as_ref())
context_after:             on_all_children_bits(self.move_data(), mpi, |child| {