syntax_data: {"ast_node_type":"other","tokens":[{"end":92,"kind":"keyword","start":0,"text":"self.heads.entry(head).or_insert(path_from_entry.into()).and_merge(path_from_entry);"}]}
source_snippet:         self.heads.entry(head).or_insert(path_from_entry.into()).and_merge(path_from_entry);
context_before:     ) {
context_after:     }