syntax_data: {"ast_node_type":"other","tokens":[{"end":59,"kind":"keyword","start":0,"text":"'&'"}]}
source_snippet:                 '&' => self.path.temp_buf.push_str("$RF$"),
context_before:                 '*' => self.path.temp_buf.push_str("$BP$"),
context_after:                 '<' => self.path.temp_buf.push_str("$LT$"),