Function safe

test/compute-engine/nightly/comparison-matrix.test.ts:113–120

(f: () => any)

describeNightly('NIGHTLY comparison — isSame/is/isEqual are symmetric', () => {
  const safe = (f: () => any): string => {
    try {
      const v = f();
      return v === undefined ? 'undef' : String(v);
    } catch (e: any) {
      return 'THROW:' + String(e?.message).slice(0, 40);
    }
  };
  for (const m of ['isSame', 'is', 'isEqual'] as const) {
    it(`${m}(a,b) === ${m}(b,a)`, () => {
      const asym: string[] = [];