syntax_data: {"ast_node_type":"other","tokens":[{"end":76,"kind":"keyword","start":0,"text":"///"}]}
source_snippet:     /// and `else_block`, and record their IDs in the table of branch spans.
context_before:     /// If branch coverage is enabled, inject marker statements into `then_block`
context_after:     pub(crate) fn visit_coverage_branch_condition(