in packages/rum-core/src/common/utils.js [331:344]
function getLatestSpan(spans, typeFilter) {
let latestSpan = null
for (let i = 0; i < spans.length; i++) {
const span = spans[i]
if (
typeFilter &&
typeFilter(span.type) &&
(!latestSpan || latestSpan._end < span._end)
) {
latestSpan = span
}
}
return latestSpan
}