fn updateSource() error
fn updateSource() error{OutOfMemory}!void { if (recent_coverage_update.items.len == 0) return; const file_sli = selected_source_location.?; var html: std.ArrayList(u8) = .empty; defer html.deinit(gpa); file_sli.fileHtml(&html) catch |err| switch (err) { error.OutOfMemory => |e| return e, error.SourceUnavailable => {}, }; js.updateSource(html.items.ptr, html.items.len); }