zustand/shallow.js

🐻 Bear necessities for state management in React

'use strict';

Object.defineProperty(exports, '__esModule', { value: true });

function shallow(objA, objB) {
  if (Object.is(objA, objB)) {
    return true;
  }

  if (typeof objA !== 'object' || objA === null || typeof objB !== 'object' || objB === null) {
    return false;
  }

  var keysA = Object.keys(objA);

  if (keysA.length !== Object.keys(objB).length) {
    return false;
  }

  for (var i = 0; i < keysA.length; i++) {
    if (!Object.prototype.hasOwnProperty.call(objB, keysA[i]) || !Object.is(objA[keysA[i]], objB[keysA[i]])) {
      return false;
    }
  }

  return true;
}

exports["default"] = shallow;