syntax_data: {"ast_node_type":"other","tokens":[{"end":95,"kind":"keyword","start":0,"text":"*data.rev_lookup.projections.entry((base,"}]}
source_snippet:                     *data.rev_lookup.projections.entry((base, elem.lift())).or_insert_with(|| {
context_before:                 base =
context_after:                         new_move_path(