Function benchmark

benchmarks/javascript/benchmark.js:960–982

(fn, minDurationSeconds)

}

function benchmark(fn, minDurationSeconds) {
  fn();
  let batchSize = 1;
  while (batchSize < 1_000_000) {
    const elapsed = measureBatch(fn, batchSize);
    if (elapsed >= 10_000_000n) {
      break;
    }
    batchSize *= 2;
  }

  const targetNs = BigInt(Math.floor(minDurationSeconds * 1e9));
  let totalElapsed = 0n;
  let totalIterations = 0;

  while (totalElapsed < targetNs) {
    const elapsed = measureBatch(fn, batchSize);
    totalElapsed += elapsed;
    totalIterations += batchSize;
  }

  return Number(totalElapsed) / totalIterations;
}

function buildResults(datasets, options) {
  const benchmarks = [];