Function test

bench/recursive-copy/run.js:23–31

()

async function run(fn) {
  async function test() {
    const start = process.hrtime()

    await fn(srcDir, destDir)

    const timer = process.hrtime(start)
    const ms = (timer[0] * 1e9 + timer[1]) / 1e6
    return ms
  }

  const ts = []