syntax_data: {"ast_node_type":"variable","tokens":[{"end":79,"kind":"keyword","start":0,"text":"let"}]}
source_snippet:         let kind = StatementKind::Coverage(coverage::CoverageKind::SpanMarker);
context_before:     pub(crate) fn push_coverage_span_marker(&mut self, block: BasicBlock, source_info: SourceInfo) {
context_after:         let stmt = Statement::new(source_info, kind);