Function rustc_mir_transform::coverage::debug::span_viewables

fn span_viewables<'tcx>(
    tcx: TyCtxt<'tcx>,
    mir_body: &Body<'tcx>,
    basic_coverage_blocks: &CoverageGraph,
    coverage_spans: &[CoverageSpan]
) -> Vec<SpanViewable>

Converts the computed BasicCoverageBlockDatas into SpanViewables.