react-use/src/misc/parseTimeRanges.ts

export default function parseTimeRanges(ranges) {
  const result: { start: number; end: number }[] = [];

  for (let i = 0; i < ranges.length; i++) {
    result.push({
      start: ranges.start(i),
      end: ranges.end(i),
    });
  }

  return result;
}