Function preloadOption

test/parallel/test-preload.js:14–16

(...preloads)

const nodeBinary = process.argv[0];

const preloadOption = (...preloads) => {
  return preloads.flatMap((preload) => ['-r', preload]);
};

const fixtureA = fixtures.path('printA.js');
const fixtureB = fixtures.path('printB.js');