message: equal helper
diff: +export default function isEqual(obj1 = {}, obj2 = {}) {
  + let res = true;
  + if (Object.keys(obj1).length !== Object.keys(obj2).length) res = false;
  +
  + Object.keys(obj1).forEach((key) => {
  + if (obj1[key] !== obj2[key]) res = false;
  + });
  +
  + return res;
  +}
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