syntax_data: {"ast_node_type":"variable","tokens":[{"end":78,"kind":"keyword","start":0,"text":"let"}]}
source_snippet:         let Some(coverage_info) = self.coverage_info.as_mut() else { return };
context_before:         // Bail out if condition coverage is not enabled for this function.
context_after:         if !self.tcx.sess.instrument_coverage_condition() {