try-catch-finally.js

_try = (cb) => {
  let error;
  try {
    cb();
  } catch(e) {
    error = e;
  }

  const result = {
    catch: (err, handler) => {
      if (!handler) return result;

      if (Array.isArray(err)) {
        err.some(e => e === error || e === error.constructor) && handler();
      }
      if (err === error || err === error.constructor) {
        handler();
      }
      return result;
    },
    finally: (callback) => {
      callback && callback(error);
    }
  }
  return result;
}

_try(() => {
  console.log('start');
  qwe; // ReferenceError
})
  .catch(SyntaxError, () => {
    console.log(11111)
  })
  .catch([ReferenceError, TypeError], () => {
    console.log(22222)
  })
  .catch(DOMError, () => {
    console.log(33333)
  })
  .finally((e) => {
    console.log('finally');
  })