syntax_data: {"ast_node_type":"other","tokens":[{"end":46,"kind":"keyword","start":0,"text":"LookupResult::Exact(peek_mpi)"}]}
source_snippet:             LookupResult::Exact(peek_mpi) => {
context_before:         match self.move_data().rev_lookup.find(place.as_ref()) {
context_after:                 let bit_state = state.contains(peek_mpi);