syntax_data: {"ast_node_type":"variable","tokens":[{"end":84,"kind":"keyword","start":0,"text":"let"}]}
source_snippet:             let _ = write!(self.result, "{}{}", self.temp_buf.len(), self.temp_buf);
context_before:         if !self.temp_buf.is_empty() {
context_after:             self.temp_buf.clear();