Function makeFakeEvomapDir

test/lifecycleNodeIdLegacyFallback.test.js:45–49

(setupFn)

// at the .evomap dir directly (not at a parent containing one) — that's
// the contract `paths.getEvomapDir()` exposes.
function makeFakeEvomapDir(setupFn) {
  const dir = fs.mkdtempSync(path.join(os.tmpdir(), 'evolver-legacy-nodeid-'));
  if (setupFn) setupFn(dir);
  return dir;
}

function makeStore(initial = {}) {
  const state = { ...initial };